USRE44570E1 - Reactive filtration - Google Patents
Reactive filtration Download PDFInfo
- Publication number
- USRE44570E1 USRE44570E1 US13/470,185 US201213470185A USRE44570E US RE44570 E1 USRE44570 E1 US RE44570E1 US 201213470185 A US201213470185 A US 201213470185A US RE44570 E USRE44570 E US RE44570E
- Authority
- US
- United States
- Prior art keywords
- water
- iron
- media
- contaminants
- filter media
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime, expires
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 45
- 239000004576 sand Substances 0.000 claims abstract description 80
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000000356 contaminant Substances 0.000 claims abstract description 57
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 32
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 26
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000011574 phosphorus Substances 0.000 claims abstract description 25
- 229910052785 arsenic Inorganic materials 0.000 claims abstract description 22
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 17
- 150000003839 salts Chemical class 0.000 claims abstract description 14
- 230000001172 regenerating effect Effects 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims abstract description 5
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 52
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 33
- 235000013980 iron oxide Nutrition 0.000 claims description 27
- 229910052742 iron Inorganic materials 0.000 claims description 22
- 239000007787 solid Substances 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 8
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical group Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 8
- DJHGAFSJWGLOIV-UHFFFAOYSA-K Arsenate3- Chemical compound [O-][As]([O-])([O-])=O DJHGAFSJWGLOIV-UHFFFAOYSA-K 0.000 claims description 7
- 229940000489 arsenate Drugs 0.000 claims description 7
- AQLMHYSWFMLWBS-UHFFFAOYSA-N arsenite(1-) Chemical compound O[As](O)[O-] AQLMHYSWFMLWBS-UHFFFAOYSA-N 0.000 claims description 6
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 5
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 159000000014 iron salts Chemical class 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- 229960002089 ferrous chloride Drugs 0.000 claims 3
- 235000003891 ferrous sulphate Nutrition 0.000 claims 3
- 239000011790 ferrous sulphate Substances 0.000 claims 3
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims 3
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims 3
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 claims 1
- 229910000000 metal hydroxide Inorganic materials 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- 229910052711 selenium Inorganic materials 0.000 claims 1
- 239000011669 selenium Substances 0.000 claims 1
- 239000008187 granular material Substances 0.000 abstract description 18
- 239000000203 mixture Substances 0.000 abstract description 12
- 238000002156 mixing Methods 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 95
- 239000002351 wastewater Substances 0.000 description 42
- 239000000243 solution Substances 0.000 description 21
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 17
- 230000008569 process Effects 0.000 description 17
- 229960005191 ferric oxide Drugs 0.000 description 16
- 238000011282 treatment Methods 0.000 description 15
- 239000011324 bead Substances 0.000 description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 11
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 9
- 239000002245 particle Substances 0.000 description 7
- 230000037361 pathway Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 7
- 239000003643 water by type Substances 0.000 description 7
- 229910019142 PO4 Inorganic materials 0.000 description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 description 6
- 239000011707 mineral Substances 0.000 description 6
- 239000001205 polyphosphate Substances 0.000 description 6
- 235000011176 polyphosphates Nutrition 0.000 description 6
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 5
- 239000003651 drinking water Substances 0.000 description 5
- 235000020188 drinking water Nutrition 0.000 description 5
- 239000010452 phosphate Substances 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 239000010802 sludge Substances 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 238000005189 flocculation Methods 0.000 description 4
- 230000016615 flocculation Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229920000388 Polyphosphate Polymers 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 125000002091 cationic group Chemical group 0.000 description 3
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- 150000002500 ions Chemical class 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000002594 sorbent Substances 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000005526 G1 to G0 transition Effects 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- CUPCBVUMRUSXIU-UHFFFAOYSA-N [Fe].OOO Chemical compound [Fe].OOO CUPCBVUMRUSXIU-UHFFFAOYSA-N 0.000 description 2
- 239000012042 active reagent Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 230000002860 competitive effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 150000002505 iron Chemical class 0.000 description 2
- -1 iron cations Chemical class 0.000 description 2
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 2
- 229910021519 iron(III) oxide-hydroxide Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010841 municipal wastewater Substances 0.000 description 2
- 150000002903 organophosphorus compounds Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 150000003018 phosphorus compounds Chemical class 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 150000004760 silicates Chemical class 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- WSWCOQWTEOXDQX-MQQKCMAXSA-M (E,E)-sorbate Chemical compound C\C=C\C=C\C([O-])=O WSWCOQWTEOXDQX-MQQKCMAXSA-M 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241001507939 Cormus domestica Species 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- VETKVGYBAMGARK-UHFFFAOYSA-N arsanylidyneiron Chemical compound [As]#[Fe] VETKVGYBAMGARK-UHFFFAOYSA-N 0.000 description 1
- FGIWMSAVEQNPPQ-UHFFFAOYSA-N arsenic;hydrate Chemical compound O.[As] FGIWMSAVEQNPPQ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
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- 230000015556 catabolic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 229910001447 ferric ion Inorganic materials 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 229910052598 goethite Inorganic materials 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000013056 hazardous product Substances 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002506 iron compounds Chemical class 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- 229910000398 iron phosphate Inorganic materials 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
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- 150000002739 metals Chemical class 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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- 239000010457 zeolite Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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- 229910006540 α-FeOOH Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/105—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container downward filtration without specifications about the filter material supporting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/28—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed moving during the filtration
- B01D24/30—Translation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
- B01D24/4684—Regenerating the filtering material in the filter by moving the filtering element using spray devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
- B01D24/4689—Displacement of the filtering material to a compartment of the filtering device for regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D41/00—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids
- B01D41/02—Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of loose filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0225—Compounds of Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt
- B01J20/0229—Compounds of Fe
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3234—Inorganic material layers
- B01J20/3236—Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3433—Regenerating or reactivating of sorbents or filter aids other than those covered by B01J20/3408 - B01J20/3425
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3475—Regenerating or reactivating using a particular desorbing compound or mixture in the liquid phase
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
- B01J2220/56—Use in the form of a bed
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/103—Arsenic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/02—Fluid flow conditions
- C02F2301/024—Turbulent
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/906—Phosphorus containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/911—Cumulative poison
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/911—Cumulative poison
- Y10S210/912—Heavy metal
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Water Treatment By Sorption (AREA)
- Removal Of Specific Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/470,185 USRE44570E1 (en) | 2002-12-04 | 2012-05-11 | Reactive filtration |
US14/011,685 US20130341278A1 (en) | 2002-12-04 | 2013-08-27 | Reactive filtration |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43075602P | 2002-12-04 | 2002-12-04 | |
US10/727,963 US7399416B2 (en) | 2002-12-04 | 2003-12-03 | Reactive filtration |
US12/025,194 US7713423B2 (en) | 2002-12-04 | 2008-02-04 | Reactive filtration |
US13/470,185 USRE44570E1 (en) | 2002-12-04 | 2012-05-11 | Reactive filtration |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/025,194 Continuation US7713423B2 (en) | 2002-12-04 | 2008-02-04 | Reactive filtration |
US12/025,194 Reissue US7713423B2 (en) | 2002-12-04 | 2008-02-04 | Reactive filtration |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/011,685 Continuation US20130341278A1 (en) | 2002-12-04 | 2013-08-27 | Reactive filtration |
Publications (1)
Publication Number | Publication Date |
---|---|
USRE44570E1 true USRE44570E1 (en) | 2013-11-05 |
Family
ID=32469524
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/727,963 Expired - Lifetime US7399416B2 (en) | 2002-12-04 | 2003-12-03 | Reactive filtration |
US12/025,194 Expired - Lifetime US7713423B2 (en) | 2002-12-04 | 2008-02-04 | Reactive filtration |
US13/470,185 Expired - Lifetime USRE44570E1 (en) | 2002-12-04 | 2012-05-11 | Reactive filtration |
US14/011,685 Abandoned US20130341278A1 (en) | 2002-12-04 | 2013-08-27 | Reactive filtration |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/727,963 Expired - Lifetime US7399416B2 (en) | 2002-12-04 | 2003-12-03 | Reactive filtration |
US12/025,194 Expired - Lifetime US7713423B2 (en) | 2002-12-04 | 2008-02-04 | Reactive filtration |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/011,685 Abandoned US20130341278A1 (en) | 2002-12-04 | 2013-08-27 | Reactive filtration |
Country Status (5)
Country | Link |
---|---|
US (4) | US7399416B2 (en) |
EP (1) | EP1567453A1 (en) |
JP (1) | JP2006508791A (en) |
AU (1) | AU2003299642A1 (en) |
WO (1) | WO2004050561A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10765972B2 (en) * | 2015-07-03 | 2020-09-08 | Paques I.P. B.V. | Apparatus and method for purification of a fluid by means of a filter bed |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8080163B2 (en) | 2002-12-04 | 2011-12-20 | Blue Water Technologies, Inc. | Water treatment method |
US8071055B2 (en) | 2002-12-04 | 2011-12-06 | Blue Water Technologies, Inc. | Water treatment techniques |
JP2006508791A (en) | 2002-12-04 | 2006-03-16 | アイダホ リサーチ ファウンデーション インコーポレイテッド | Reaction filtration |
US7445721B2 (en) | 2003-12-03 | 2008-11-04 | Idaho Research Foundation, Inc. | Reactive filtration |
GB2400330B (en) * | 2003-04-10 | 2007-05-30 | Dynamic Proc Solutions Plc | Filtration apparatus |
NL1025227C2 (en) * | 2003-07-03 | 2005-01-04 | Gieles Trust B V | Device for removing contaminants from liquid. |
GB0326629D0 (en) * | 2003-11-14 | 2003-12-17 | Evolution Aqua Ltd | A fluid filtration system and method of filtering fluid |
US7632403B2 (en) * | 2005-01-26 | 2009-12-15 | Royal Environmental Systems, Inc. | Liquid filtration system |
GB0502529D0 (en) * | 2005-02-07 | 2005-03-16 | Evolution Aqua Ltd | Apparatus and methods for filtering liquid |
JP4527584B2 (en) * | 2005-03-30 | 2010-08-18 | 株式会社神戸製鋼所 | Preparation of arsenic remover in contaminated water |
US20060231498A1 (en) * | 2005-04-13 | 2006-10-19 | Brian Hart | Reactive filtration |
US7713417B2 (en) * | 2007-03-16 | 2010-05-11 | Envirogen Technologies, Inc. | Method for wastewater treatment with resource recovery and reduced residual solids generation |
US7828976B2 (en) * | 2007-06-22 | 2010-11-09 | I. Kruger, Inc. | Method of removing phosphorus from wastewater |
US7713426B2 (en) | 2008-01-11 | 2010-05-11 | Blue Water Technologies, Inc. | Water treatment |
US8741154B2 (en) | 2008-10-17 | 2014-06-03 | Remembrance Newcombe | Water denitrification |
US20110180470A1 (en) * | 2010-01-27 | 2011-07-28 | James Jeffrey Harris | Aqueous iron removal process and apparatus |
NL2004446C2 (en) * | 2010-03-23 | 2011-09-27 | Stichting Wetsus Ct Excellence Sustainable Water Technology | METHOD AND DEVICE FOR REMOVING POLYPHOSPHONATES AND / OR POLYCARBONATE ACIDS FROM A LIQUID FLOW. |
US8152998B2 (en) * | 2010-05-28 | 2012-04-10 | Ashbrook Simon-Hartley, LP | Screenless granular media filters and methods of use |
US8721885B2 (en) | 2010-08-30 | 2014-05-13 | Aleksandra Drizo | System for removing phosphorus from wastewater |
DE102010061953A1 (en) * | 2010-11-25 | 2012-05-31 | Delphin Water Systems Gmbh & Co. Kg | Device for removing impurities from a liquid |
SE536438C2 (en) * | 2011-07-12 | 2013-10-29 | Jaerven Plast & Smide Ab | Water purification system |
JP2013027821A (en) * | 2011-07-28 | 2013-02-07 | Takuma Co Ltd | Sand filtration device, and method for producing filter sand therefor |
US9346692B2 (en) * | 2011-09-01 | 2016-05-24 | Celanese International Corporation | Reduction of organic phosphorus acids |
US9567241B2 (en) * | 2011-09-07 | 2017-02-14 | Coway Entech Co., Ltd | Continuous circulation sand filter and continuous circulation sand filtering method |
US10351455B2 (en) | 2013-11-25 | 2019-07-16 | University Of Idaho | Biochar water treatment |
GB201508392D0 (en) | 2015-05-15 | 2015-07-01 | Evolution Aqua Ltd | Mechanical filter element apparatus and method |
GB201608615D0 (en) | 2016-05-16 | 2016-06-29 | Evolution Aqua Ltd | Filter apparatus and method |
DE102016120877A1 (en) * | 2016-11-02 | 2018-05-03 | Lehmann & Voss & Co. Kg | filter means |
WO2019005718A1 (en) | 2017-06-26 | 2019-01-03 | Monsanto Technology Llc | Phosphorus control for waste streams from glyphosate manufacturing processes |
US11267733B2 (en) * | 2017-10-02 | 2022-03-08 | Phosphorus Free Water Solutions, Llc | Removal of phosphorus from water |
US11530137B2 (en) | 2017-10-02 | 2022-12-20 | Phosphorus Free Water Solutions, Llc | Acidic ferrate composition and methods of making ferrate |
DE102018119432A1 (en) * | 2018-08-09 | 2020-02-13 | Hydroisotop GmbH | Processing device for processing a fluid, using a circulating processing medium |
RU2697350C1 (en) * | 2018-09-14 | 2019-08-13 | Евгений Эммануилович Пен | Two-component filter material |
USD946109S1 (en) | 2019-05-16 | 2022-03-15 | Evolution Aqua Limited | Water filter |
USD968559S1 (en) | 2019-05-16 | 2022-11-01 | Evolution Aqua Limited | Water filter |
CN110272113A (en) * | 2019-07-18 | 2019-09-24 | 上海明诺环境科技有限公司 | A kind of internal-circulation ozone catalysis oxidation sewage-treatment plant |
FR3119618B1 (en) * | 2021-02-10 | 2023-12-08 | Inovaya | Water treatment unit comprising several filtration devices |
Citations (75)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB471277A (en) | 1935-05-22 | 1937-09-01 | Burgess Lab Inc C F | Method of and composition for the treatment of water |
US2528099A (en) | 1949-06-11 | 1950-10-31 | Dorr Co | Method and apparatus for conducting ion exchange operations |
US2696462A (en) | 1952-04-08 | 1954-12-07 | Socony Vacuum Oil Co Inc | Method for regulating the flow of solid adsorbents |
US2730239A (en) | 1952-03-22 | 1956-01-10 | Shell Dev | Continuous fluid-solid contacting apparatus |
US2863829A (en) | 1956-08-09 | 1958-12-09 | Gulf Research Development Co | Process and apparatus for selective adsorption |
US3056743A (en) | 1959-08-19 | 1962-10-02 | Dow Chemical Co | Movement of confined particulate solids |
US3499837A (en) | 1967-11-20 | 1970-03-10 | Johns Manville | Waste water treatment phosphate removal by iron oxide |
US3537582A (en) | 1966-03-21 | 1970-11-03 | Simonacco Ltd | Filtration |
US3619425A (en) | 1966-05-20 | 1971-11-09 | Commissariat Energie Atomique | Counterflow liquid-granular material transfer process and apparatus |
US3674684A (en) | 1970-07-13 | 1972-07-04 | Hydronautics | Continuous fluid-solid contact method and apparatus |
US3679581A (en) | 1970-04-15 | 1972-07-25 | Ghh M A N Technik Ges Fur Anla | Method and apparatus for softening or desalting water by ion exchange |
US4003832A (en) | 1974-01-07 | 1977-01-18 | Tii Corporation | Method of applying ozone and sonic energy to sterilize and oxidize waste water |
US4049545A (en) | 1976-07-08 | 1977-09-20 | Rocky Carvalho | Chemical waste water treatment method |
US4126546A (en) | 1977-02-23 | 1978-11-21 | Rederiaktiebolaget Nordstjernan | Method for the filtration of a suspension or emulsion |
US4145280A (en) | 1976-10-14 | 1979-03-20 | Ballast-Nedam Groep N.V. | Method and device for separating a mixture |
US4269716A (en) | 1980-01-28 | 1981-05-26 | Advanced Systems, Inc. | Ion exchange separation method |
GB1596205A (en) | 1978-02-14 | 1981-08-19 | Filters International Inc | Treatment of sewage |
US4366128A (en) | 1980-08-22 | 1982-12-28 | Sherritt Gordon Mines Limited | Removal of arsenic from aqueous solutions |
US4689154A (en) | 1985-11-15 | 1987-08-25 | Occidental Chemical Corporation | Process for removing phosphorus from industrial waste water |
US4842744A (en) | 1987-05-14 | 1989-06-27 | Horst Schade | Method for continuous filteration of fluids |
JPH03137990A (en) | 1989-10-25 | 1991-06-12 | Toshiba Corp | High level treatment of sewage to be treated |
US5087374A (en) | 1990-03-05 | 1992-02-11 | Ding Lambert L | Removal of contaminates from granular solids |
US5173194A (en) | 1989-12-05 | 1992-12-22 | Hering Jr Carl J | Filtration method and apparatus having a filtrate collection chamber within the filter bed |
US5190659A (en) | 1990-07-06 | 1993-03-02 | International Environmental Systems Inc. | Contamination removal system employing filtration and plural ultraviolet and chemical treatment steps and treatment mode controller |
US5236595A (en) | 1990-07-06 | 1993-08-17 | International Environmental Systems, Inc., Usa | Method and apparatus for filtration with plural ultraviolet treatment stages |
US5302356A (en) | 1992-03-04 | 1994-04-12 | Arizona Board Of Reagents Acting On Behalf Of University Of Arizona | Ultrapure water treatment system |
US5369072A (en) | 1988-05-10 | 1994-11-29 | University Of Washington | Granular media for removing contaminants from water and methods for making the same |
US5372720A (en) | 1990-09-07 | 1994-12-13 | Nordic Water Products Ab | Method for purification of wastewater |
US5439595A (en) | 1993-08-25 | 1995-08-08 | Downey, Jr.; Wayne F. | Water decontamination method using peroxide photolysis ionizer |
US5443729A (en) | 1991-10-25 | 1995-08-22 | The University Of Queensland | Method for removing manganese from water |
JPH07232161A (en) | 1994-02-23 | 1995-09-05 | Ebara Res Co Ltd | Method for removing phosphorus in water |
US5454959A (en) | 1993-10-29 | 1995-10-03 | Stevens; Jay S. | Moving bed filters |
US5534153A (en) | 1992-07-24 | 1996-07-09 | Martin Marietta Energy Systems, Inc. | Continuous fluidized-bed contactor with recycle of sorbent |
US5573666A (en) | 1994-09-23 | 1996-11-12 | Korin; Amon | Replaceable integrated water filtration and sterilization cartridge and assembly therefor |
US5670046A (en) | 1994-09-28 | 1997-09-23 | Rjjb & G, Inc. | Treatment of nutrient-rich water |
US5679257A (en) | 1994-04-06 | 1997-10-21 | John T. Towles | Industrial waste water treatment |
US5707528A (en) | 1996-05-20 | 1998-01-13 | Berry; William Wesley | System and process for treating organic-contaminated aqueous waste streams |
US5746913A (en) * | 1996-05-23 | 1998-05-05 | Chang; Hsiu-Chuan | Continuous sand filter |
US5755977A (en) | 1996-07-03 | 1998-05-26 | Drexel University | Continuous catalytic oxidation process |
US5843308A (en) | 1996-11-05 | 1998-12-01 | Dss Environmental, Inc. | Wastewater management system |
US5855787A (en) | 1996-09-02 | 1999-01-05 | De La Rue Giori S.A. | Process for producing a fresh wiping solution and for treating a used solution and apparatus for carrying out the process |
US5876606A (en) | 1995-11-10 | 1999-03-02 | University Of Waterloo | Treatment of contaminated water |
US5904855A (en) | 1997-02-27 | 1999-05-18 | David H. Manz | Closed chemically enhanced treatment system |
US5911882A (en) | 1988-05-10 | 1999-06-15 | University Of Washington | Removing contaminants from water using iron oxide coated mineral having olivine structure |
US6077446A (en) | 1998-03-31 | 2000-06-20 | Tm Industrial Supply, Inc. | Sand filtration filtering system using ozone |
US6132623A (en) | 1997-06-19 | 2000-10-17 | The University Of Connecticut | Immobilization of inorganic arsenic species using iron |
US6143186A (en) | 1996-08-12 | 2000-11-07 | Van Unen; Sabine | Device for continuous filtration of liquids |
WO2001010786A1 (en) | 1999-08-06 | 2001-02-15 | Trustees Of Stevens Institute Of Technology | An iron powder and sand filtration process for treatment of water contaminated with heavy metals and organic compounds |
US6200482B1 (en) | 1997-08-12 | 2001-03-13 | Adi International Inc. | Arsenic filtering media |
JP2001070954A (en) | 1999-09-09 | 2001-03-21 | Shimadzu Corp | Method for treating heavy metal and heavy metal treating agent |
US6217765B1 (en) | 1998-08-10 | 2001-04-17 | Sharp Kabushiki Kaisha | Waste water treatment method and waste water treatment equipment capable of treating fluorine waste water containing organic matter, phosphor and hydrogen peroxide |
KR20010070954A (en) | 1998-05-26 | 2001-07-28 | 모르톤 엠 모우어 | Method allowing cyclic pacing with average rate just above the intrinsic rate |
US20010052495A1 (en) | 1998-09-25 | 2001-12-20 | Paul H. Friot | Method and apparatus for the removal of arsenic from water |
US6334956B1 (en) | 1997-07-31 | 2002-01-01 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek (Tno) | Adsorption or desorption of dissolved constituents in liquids and apparatus therefor |
US20020003116A1 (en) | 2000-07-07 | 2002-01-10 | Golden Josh H. | System and method for removal of arsenic from aqueous solutions |
JP2002159977A (en) | 2000-11-24 | 2002-06-04 | Ebara Corp | Method and equipment for removing and recovering phosphoric acid ion from phosphorus-containing water |
US6426005B1 (en) | 2000-04-18 | 2002-07-30 | Parkson Corporation | Sequential descending bed filters with reject/washwater containing impurities being fed to a separate unit for elimination of impurities |
US6432312B1 (en) | 1998-03-27 | 2002-08-13 | Joseph T. Fuss | Closed system for rearing aquatic life |
US6464877B1 (en) | 1997-05-08 | 2002-10-15 | Asahi Kasei Kabushiki Kaisha | Water treating method |
US6468942B1 (en) | 2000-11-16 | 2002-10-22 | John J. Sansalone | Absorptive-filtration media for the capture of waterborne or airborne constituents |
US6471857B1 (en) | 1999-10-27 | 2002-10-29 | Koyo Engineering Co., Ltd. | Filter apparatus with sand filter bed |
US6630071B1 (en) | 1998-12-29 | 2003-10-07 | Paques Bio Systems B.V. | Process for the treatment of waste water containing heavy metals |
US6663781B1 (en) | 1998-05-14 | 2003-12-16 | U.S. Environmental Protection Agency | Contaminant adsorption and oxidation via the Fenton reaction |
US6716344B1 (en) | 2000-10-02 | 2004-04-06 | The University Of Western Ontario | Liquid-solids circulating fluidized bed |
WO2004050561A1 (en) | 2002-12-04 | 2004-06-17 | Idaho Research Foundation, Inc. | Reactive filtration |
US20050127003A1 (en) | 2003-05-30 | 2005-06-16 | Severn Trent Services, Inc. | Process for continuous ion exchange |
US20050173348A1 (en) | 2004-02-09 | 2005-08-11 | Drake Ronald N. | Particle separation system |
US6942807B1 (en) | 1999-08-06 | 2005-09-13 | Trustees Of Stevens Institute Of Technology | Iron powder and sand filtration process for treatment of water contaminated with heavy metals and organic compounds |
US6942786B1 (en) | 2000-02-03 | 2005-09-13 | Salnes Filter As | Cleaning device for waste water |
US20050263447A1 (en) | 2004-05-27 | 2005-12-01 | Mcgrew Henry E Jr | Wastewater treatment system |
US20060000784A1 (en) | 2004-06-30 | 2006-01-05 | Khudenko Boris M | Water treatment |
US20060000785A1 (en) | 2003-12-03 | 2006-01-05 | Gregory Moller | Reactive filtration |
US7029589B2 (en) | 2000-04-04 | 2006-04-18 | Mcginness Michael P | Universal method and apparatus for conversion of volatile compounds |
US20070136919P1 (en) | 2005-12-12 | 2007-06-14 | Corn. Bak B.V. | Vriesea plant named 'Stream' |
US20070187329A1 (en) | 2002-12-04 | 2007-08-16 | Blue Water Technologies, Inc. | Water Treatment System and Method |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2724254A1 (en) * | 1977-05-05 | 1978-11-09 | Bbc Brown Boveri & Cie | Sewage treatment to remove dissolved phosphate - by mixing with porous adsorbent and ion exchanger contg. cations for phosphate pptn. |
-
2003
- 2003-12-02 JP JP2004557630A patent/JP2006508791A/en active Pending
- 2003-12-02 AU AU2003299642A patent/AU2003299642A1/en not_active Abandoned
- 2003-12-02 EP EP03799926A patent/EP1567453A1/en not_active Withdrawn
- 2003-12-02 WO PCT/US2003/040056 patent/WO2004050561A1/en active Application Filing
- 2003-12-03 US US10/727,963 patent/US7399416B2/en not_active Expired - Lifetime
-
2008
- 2008-02-04 US US12/025,194 patent/US7713423B2/en not_active Expired - Lifetime
-
2012
- 2012-05-11 US US13/470,185 patent/USRE44570E1/en not_active Expired - Lifetime
-
2013
- 2013-08-27 US US14/011,685 patent/US20130341278A1/en not_active Abandoned
Patent Citations (79)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB471277A (en) | 1935-05-22 | 1937-09-01 | Burgess Lab Inc C F | Method of and composition for the treatment of water |
US2528099A (en) | 1949-06-11 | 1950-10-31 | Dorr Co | Method and apparatus for conducting ion exchange operations |
US2730239A (en) | 1952-03-22 | 1956-01-10 | Shell Dev | Continuous fluid-solid contacting apparatus |
US2696462A (en) | 1952-04-08 | 1954-12-07 | Socony Vacuum Oil Co Inc | Method for regulating the flow of solid adsorbents |
US2863829A (en) | 1956-08-09 | 1958-12-09 | Gulf Research Development Co | Process and apparatus for selective adsorption |
US3056743A (en) | 1959-08-19 | 1962-10-02 | Dow Chemical Co | Movement of confined particulate solids |
US3537582A (en) | 1966-03-21 | 1970-11-03 | Simonacco Ltd | Filtration |
US3619425A (en) | 1966-05-20 | 1971-11-09 | Commissariat Energie Atomique | Counterflow liquid-granular material transfer process and apparatus |
US3499837A (en) | 1967-11-20 | 1970-03-10 | Johns Manville | Waste water treatment phosphate removal by iron oxide |
US3679581A (en) | 1970-04-15 | 1972-07-25 | Ghh M A N Technik Ges Fur Anla | Method and apparatus for softening or desalting water by ion exchange |
US3674684A (en) | 1970-07-13 | 1972-07-04 | Hydronautics | Continuous fluid-solid contact method and apparatus |
US4003832A (en) | 1974-01-07 | 1977-01-18 | Tii Corporation | Method of applying ozone and sonic energy to sterilize and oxidize waste water |
US4049545A (en) | 1976-07-08 | 1977-09-20 | Rocky Carvalho | Chemical waste water treatment method |
US4145280A (en) | 1976-10-14 | 1979-03-20 | Ballast-Nedam Groep N.V. | Method and device for separating a mixture |
US4126546B1 (en) | 1977-02-23 | 1993-05-18 | Axel Johnson Engineering Ab | Method for the filtration of a suspension or emulsion |
US4126546A (en) | 1977-02-23 | 1978-11-21 | Rederiaktiebolaget Nordstjernan | Method for the filtration of a suspension or emulsion |
GB1596205A (en) | 1978-02-14 | 1981-08-19 | Filters International Inc | Treatment of sewage |
US4269716A (en) | 1980-01-28 | 1981-05-26 | Advanced Systems, Inc. | Ion exchange separation method |
US4366128A (en) | 1980-08-22 | 1982-12-28 | Sherritt Gordon Mines Limited | Removal of arsenic from aqueous solutions |
US4689154A (en) | 1985-11-15 | 1987-08-25 | Occidental Chemical Corporation | Process for removing phosphorus from industrial waste water |
US4842744A (en) | 1987-05-14 | 1989-06-27 | Horst Schade | Method for continuous filteration of fluids |
US5911882A (en) | 1988-05-10 | 1999-06-15 | University Of Washington | Removing contaminants from water using iron oxide coated mineral having olivine structure |
US5369072A (en) | 1988-05-10 | 1994-11-29 | University Of Washington | Granular media for removing contaminants from water and methods for making the same |
JPH03137990A (en) | 1989-10-25 | 1991-06-12 | Toshiba Corp | High level treatment of sewage to be treated |
US5173194A (en) | 1989-12-05 | 1992-12-22 | Hering Jr Carl J | Filtration method and apparatus having a filtrate collection chamber within the filter bed |
US5087374A (en) | 1990-03-05 | 1992-02-11 | Ding Lambert L | Removal of contaminates from granular solids |
US5236595A (en) | 1990-07-06 | 1993-08-17 | International Environmental Systems, Inc., Usa | Method and apparatus for filtration with plural ultraviolet treatment stages |
US5190659A (en) | 1990-07-06 | 1993-03-02 | International Environmental Systems Inc. | Contamination removal system employing filtration and plural ultraviolet and chemical treatment steps and treatment mode controller |
US5372720A (en) | 1990-09-07 | 1994-12-13 | Nordic Water Products Ab | Method for purification of wastewater |
US5443729A (en) | 1991-10-25 | 1995-08-22 | The University Of Queensland | Method for removing manganese from water |
US5302356A (en) | 1992-03-04 | 1994-04-12 | Arizona Board Of Reagents Acting On Behalf Of University Of Arizona | Ultrapure water treatment system |
US5534153A (en) | 1992-07-24 | 1996-07-09 | Martin Marietta Energy Systems, Inc. | Continuous fluidized-bed contactor with recycle of sorbent |
US5439595A (en) | 1993-08-25 | 1995-08-08 | Downey, Jr.; Wayne F. | Water decontamination method using peroxide photolysis ionizer |
US5454959A (en) | 1993-10-29 | 1995-10-03 | Stevens; Jay S. | Moving bed filters |
JPH07232161A (en) | 1994-02-23 | 1995-09-05 | Ebara Res Co Ltd | Method for removing phosphorus in water |
US5679257A (en) | 1994-04-06 | 1997-10-21 | John T. Towles | Industrial waste water treatment |
US5573666A (en) | 1994-09-23 | 1996-11-12 | Korin; Amon | Replaceable integrated water filtration and sterilization cartridge and assembly therefor |
US5670046A (en) | 1994-09-28 | 1997-09-23 | Rjjb & G, Inc. | Treatment of nutrient-rich water |
US5876606A (en) | 1995-11-10 | 1999-03-02 | University Of Waterloo | Treatment of contaminated water |
US5707528A (en) | 1996-05-20 | 1998-01-13 | Berry; William Wesley | System and process for treating organic-contaminated aqueous waste streams |
US5746913A (en) * | 1996-05-23 | 1998-05-05 | Chang; Hsiu-Chuan | Continuous sand filter |
US5755977A (en) | 1996-07-03 | 1998-05-26 | Drexel University | Continuous catalytic oxidation process |
US6143186A (en) | 1996-08-12 | 2000-11-07 | Van Unen; Sabine | Device for continuous filtration of liquids |
US5855787A (en) | 1996-09-02 | 1999-01-05 | De La Rue Giori S.A. | Process for producing a fresh wiping solution and for treating a used solution and apparatus for carrying out the process |
US5843308A (en) | 1996-11-05 | 1998-12-01 | Dss Environmental, Inc. | Wastewater management system |
US5904855A (en) | 1997-02-27 | 1999-05-18 | David H. Manz | Closed chemically enhanced treatment system |
US6464877B1 (en) | 1997-05-08 | 2002-10-15 | Asahi Kasei Kabushiki Kaisha | Water treating method |
US6132623A (en) | 1997-06-19 | 2000-10-17 | The University Of Connecticut | Immobilization of inorganic arsenic species using iron |
US6334956B1 (en) | 1997-07-31 | 2002-01-01 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek (Tno) | Adsorption or desorption of dissolved constituents in liquids and apparatus therefor |
US6200482B1 (en) | 1997-08-12 | 2001-03-13 | Adi International Inc. | Arsenic filtering media |
US6432312B1 (en) | 1998-03-27 | 2002-08-13 | Joseph T. Fuss | Closed system for rearing aquatic life |
US6077446A (en) | 1998-03-31 | 2000-06-20 | Tm Industrial Supply, Inc. | Sand filtration filtering system using ozone |
US6663781B1 (en) | 1998-05-14 | 2003-12-16 | U.S. Environmental Protection Agency | Contaminant adsorption and oxidation via the Fenton reaction |
KR20010070954A (en) | 1998-05-26 | 2001-07-28 | 모르톤 엠 모우어 | Method allowing cyclic pacing with average rate just above the intrinsic rate |
US6217765B1 (en) | 1998-08-10 | 2001-04-17 | Sharp Kabushiki Kaisha | Waste water treatment method and waste water treatment equipment capable of treating fluorine waste water containing organic matter, phosphor and hydrogen peroxide |
US20010052495A1 (en) | 1998-09-25 | 2001-12-20 | Paul H. Friot | Method and apparatus for the removal of arsenic from water |
US6630071B1 (en) | 1998-12-29 | 2003-10-07 | Paques Bio Systems B.V. | Process for the treatment of waste water containing heavy metals |
US6942807B1 (en) | 1999-08-06 | 2005-09-13 | Trustees Of Stevens Institute Of Technology | Iron powder and sand filtration process for treatment of water contaminated with heavy metals and organic compounds |
WO2001010786A1 (en) | 1999-08-06 | 2001-02-15 | Trustees Of Stevens Institute Of Technology | An iron powder and sand filtration process for treatment of water contaminated with heavy metals and organic compounds |
JP2001070954A (en) | 1999-09-09 | 2001-03-21 | Shimadzu Corp | Method for treating heavy metal and heavy metal treating agent |
US6471857B1 (en) | 1999-10-27 | 2002-10-29 | Koyo Engineering Co., Ltd. | Filter apparatus with sand filter bed |
US6942786B1 (en) | 2000-02-03 | 2005-09-13 | Salnes Filter As | Cleaning device for waste water |
US7029589B2 (en) | 2000-04-04 | 2006-04-18 | Mcginness Michael P | Universal method and apparatus for conversion of volatile compounds |
US6426005B1 (en) | 2000-04-18 | 2002-07-30 | Parkson Corporation | Sequential descending bed filters with reject/washwater containing impurities being fed to a separate unit for elimination of impurities |
US20020003116A1 (en) | 2000-07-07 | 2002-01-10 | Golden Josh H. | System and method for removal of arsenic from aqueous solutions |
US6716344B1 (en) | 2000-10-02 | 2004-04-06 | The University Of Western Ontario | Liquid-solids circulating fluidized bed |
US6468942B1 (en) | 2000-11-16 | 2002-10-22 | John J. Sansalone | Absorptive-filtration media for the capture of waterborne or airborne constituents |
JP2002159977A (en) | 2000-11-24 | 2002-06-04 | Ebara Corp | Method and equipment for removing and recovering phosphoric acid ion from phosphorus-containing water |
US20040144728A1 (en) | 2002-12-04 | 2004-07-29 | Greg Moller | Reactive filtration |
WO2004050561A1 (en) | 2002-12-04 | 2004-06-17 | Idaho Research Foundation, Inc. | Reactive filtration |
US7399416B2 (en) | 2002-12-04 | 2008-07-15 | Idaho Research Foundation, Inc. | Reactive filtration |
US20070187329A1 (en) | 2002-12-04 | 2007-08-16 | Blue Water Technologies, Inc. | Water Treatment System and Method |
US20050127003A1 (en) | 2003-05-30 | 2005-06-16 | Severn Trent Services, Inc. | Process for continuous ion exchange |
US7445721B2 (en) | 2003-12-03 | 2008-11-04 | Idaho Research Foundation, Inc. | Reactive filtration |
US20060000785A1 (en) | 2003-12-03 | 2006-01-05 | Gregory Moller | Reactive filtration |
US20050173348A1 (en) | 2004-02-09 | 2005-08-11 | Drake Ronald N. | Particle separation system |
US20050263447A1 (en) | 2004-05-27 | 2005-12-01 | Mcgrew Henry E Jr | Wastewater treatment system |
US20060000784A1 (en) | 2004-06-30 | 2006-01-05 | Khudenko Boris M | Water treatment |
US20070136919P1 (en) | 2005-12-12 | 2007-06-14 | Corn. Bak B.V. | Vriesea plant named 'Stream' |
Non-Patent Citations (50)
Title |
---|
Beltran, "Ozone Reaction Kinetics for Wastewater Systems", Heterogeneous Catalytic Ozonation, 2004, Chapter 10, Lewis Publishers, pp. 227-276. |
Benjamin, Mark M. et al., "Sorption and Filtration of Metals Using Iron-OxideCoated Sand", May 1, 1996 , pp. 1-13. |
Dzombak, D. A. et al., Surface Complexation Modeling, 1990; John Wiley & Sons; New York, NY. |
Gustafsson, John P. , "Visual MINTEQ. MINTEQA2 4.0", Royal Institution of Technology Land and Water Resources Engineering; Stockholm, Sweden 2006. |
Gustafsson, John P., "Modelling Molybdate and Tungstate Adsorption to Ferrihydrite", Chemical Geology-vol. 200, Issues 1-2, Oct. 16, 2003, Retrieved from http://www.sciencedirect.com/science? .sub.--ob=ArticleURL&.sub.-- udi=B6V5Y-48TMHH4-3&.sub.-- user=10&.sub.-- rdoc=1&.sub.-- fmt=&.sub.-- orig=search&.sub.-- sort=d&.sub.-- docanchor=&view=c&.sub.-- searchStrld=1066144960&.sub.-- rerunOrigin=google&.sub.-- acct=C000050221&.sub.-- version=1 &.sub.--urlVersion=0&.sub.-- userid=10&md5=3a,(Jul. 11, 2003),pp. 105-115. |
Gustafsson, John P., "Modelling Molybdate and Tungstate Adsorption to Ferrihydrite", Chemical Geology-vol. 200, Issues 1-2, Oct. 16, 2003, Retrieved from http://www.sciencedirect.com/science?-ob=ArticleURL&-udi=B6V5Y-48TMHH4-3&-user=10&-rdoc=1&-fmt=&-orig=search&-sort=d&-docanchor=&view=c&-searchStrId=1066144960&-rerunOrigin=google&-acct=C000050221&-version=1 &-urlVersion=0&-userid=10&md5=3a,(Jul. 11, 2003),pp. 105-115. |
Hermanowicz, S. W., "Chemical Phosphorus Removal", Biological and Chemical Systems for Nutrient Removal; Water Environment Federation: Alexandria, Virginia, 39., (2005),p. 39. |
International Organization for, Standardization "Water Quality-Determination of Nitrogen-Part 2: Determination of Bound Nitrogen, After Combustion and Oxidation to Nitrogen Dioxide, Chemiluminescence Detection", ISOm.sub.-- 11905-2; Geneva, Switzerland, Retrieved from >, (Mar. 15, 1997),pp. 1-5. |
International Organization for, Standardization "Water Quality-Determination of Nitrogen-Part 2: Determination of Bound Nitrogen, After Combustion and Oxidation to Nitrogen Dioxide, Chemiluminescence Detection", ISOm-11905-2; Geneva, Switzerland, Retrieved from >, (Mar. 15, 1997),pp. 1-5. |
International Organization for, Standardization "Water Quality—Determination of Nitrogen—Part 2: Determination of Bound Nitrogen, After Combustion and Oxidation to Nitrogen Dioxide, Chemiluminescence Detection", ISOm.sub.-- 11905-2; Geneva, Switzerland, Retrieved from <<http:/wwwlsaiglobal.com/PDFTemp/Previews/OSH/ISO/ISO.sub.--12345.- sub.--03-01/T023630E.PDF>>, (Mar. 15, 1997),pp. 1-5. |
International Organization for, Standardization "Water Quality—Determination of Nitrogen—Part 2: Determination of Bound Nitrogen, After Combustion and Oxidation to Nitrogen Dioxide, Chemiluminescence Detection", ISOm—11905-2; Geneva, Switzerland, Retrieved from <<http:/wwwlsaiglobal.com/PDFTemp/Previews/OSH/ISO/ISO—12345—03-01/T023630E.PDF>>, (Mar. 15, 1997),pp. 1-5. |
Ivanov, V. et al., "Phosphate Removal from the Returned Liquor of Municipal Wastewater Treatment Plant Using Iron-Reducing Bacteria", J. Appl. Microbiol, (2005),pp. 98, 1152-1161. |
Jenkins, D. , "Chemical Processes for Phosphate Removal", Water Res. Retreived from <<http://books.google.com/books?id=bBSRPv87Ms8C&pg=PA94&lpg=PA94&dq-=%22chemical+processes+phosphate+removal%22&source=bl&ots=kVPUAz08Jp&sig=k- eK-5nOkxZZdx4itR2.sub.--Jd.sub.--YNcfE&hl=en&ei=gFnSsCCLpCMtAPEz9ilBQ&sa=X-&oi=bood.sub.--result&ct=result&resnum=1991 , pp. 5, 369-387. |
Jenkins, D., "Chemical Processes for Phosphate Removal", Water Res. Retreived from <<http://books.google.com/books?id=bBSRPv87Ms8C&pg=PA94&Ipg=PA94&dq=%22chemical+processes+phosphate+removal%22&source=bl&ots=kVPUAz08Jp&sig=keK-5nOkxZZdx4itR2-Jd-YNcfE&hl=en&ei=gFnSsCCLpCMtAPEz9ilBQ&sa=X&oi=blood-result&ct=result&resnum=1991, pp. 5, 369-387. |
Joshi, Arun et al., "Removal of Arsenic from Ground Water by Iron Oxide-Coated Sand", Aug. 1, 1996 , pp. 1-4. |
Joshi, Arun et al., "Removal of Arsenic from Ground Water by Iron Oxide-Coated Sand", Aug. 1, 1996, pp. 1-4. |
Khare, N. et al., "XANES Determination of Absorbed Phosphate Distribution between Ferrihydrite and Boehmite in Mixtures", Published in Soil Sci. Soc. Am. J. 68:460-469 (2004)., Retrieved from >,(2004),pp. 68, 460-469. |
Khare, N. et al., "Xanes Determination of Adsorbed Phosphate Distribution between Ferrihydrite and Boehmite in Mixtures", Published in Soil Sci. Soc. Am. J. 68:460-469 (2004)., Retrieved from >- ,(2004),pp. 68, 460-469. |
Khare, N. et al., "XANES Determination of Absorbed Phosphate Distribution between Ferrihydrite and Boehmite in Mixtures", Published in Soil Sci. Soc. Am. J. 68:460-469 (2004)., Retrieved from <<http://soil.scijournals.org/cgi/content/abstract/68/2/460>>,(2004),pp. 68, 460-469. |
Khare, N. et al., "Xanes Determination of Adsorbed Phosphate Distribution between Ferrihydrite and Boehmite in Mixtures", Published in Soil Sci. Soc. Am. J. 68:460-469 (2004)., Retrieved from <<http://soil.scijournals.org/cgi/content/abstract/68/2/460>>- ,(2004),pp. 68, 460-469. |
Leaf, William et al., "Evaluation of Blue PRO Process at the Hayden Wastewater Research Facility-Final Summary Report No. 331243, 01.RP", CH2M Hill; Denver, CO, July, Retrieved from >,(Jul. 12, 2006),pp. 1-21. |
Leaf, William et al., "Evaluation of Blue PRO Process at the Hayden Wastewater Research Facility-Final Summary Report No. 331243.01.RP", CH2M Hill; Denver, CO, Jul., Retrieved from >,(Jul. 12, 2006),pp. 1-21. |
Leaf, William et al., "Evaluation of Blue PRO Process at the Hayden Wastewater Research Facility—Final Summary Report No. 331243, 01.RP", CH2M Hill; Denver, CO, July, Retrieved from <<http://cforjustice.org/wp-content/uploads/2008/12/hayden-3rd-party-blue-pro-report.pdf>>,(Jul. 12, 2006),pp. 1-21. |
Leaf, William et al., "Evaluation of Blue PRO Process at the Hayden Wastewater Research Facility—Final Summary Report No. 331243.01.RP", CH2M Hill; Denver, CO, Jul., Retrieved from <<http://cforjustice.org/wp-content/uploads/2008/12/hayden-3rd-part- y-blue-pro-report.pdf>>,(Jul. 12, 2006),pp. 1-21. |
Lo, Shang-Lien et al., "Characteristics and Adsorption Properties of Iron-Coated Sand", 1997, pp. 1-9. |
Lovley, Derek. R., et al., "Organic Matter Mineralization with Reduction of Ferric Iron in Anaerobic Sediments", Applied and Environmental Microbiology, Apr. 1986, Retrieved from >(Apr. 1986),pp. 51, 683-689. |
Lovley, Derek. R., et al., "Organic Matter Mineralization with Reduction of Ferric Iron in Anaerobic Sediments", Applied and Environmental Microbiology, Apr. 1986, Retrieved from <<http://www.nici.nlm.nih.gov/pmc/articles/PMC238947/pdf/aem00139-0- 019.pdf>>(Apr. 1986),pp. 51, 683-689. |
Lovley, Derek. R., et al., "Organic Matter Mineralization with Reduction of Ferric Iron in Anaerobic Sediments", Applied and Environmental Microbiology, Apr. 1986, Retrieved from <<http://www.nici.nlm.nih.gov/pmc/articles/PMC238947/pdf/aem00139-0019.pdf>>(Apr. 1986),pp. 51, 683-689. |
Matott, L. S. , "IsoFit Version 1.0", State University of New York at Buffalo 2004. |
Meima, J. A., et al., "Application of Surface Complexation/Precipitation Modeling to Contaminant Leaching from Weathered Municipal Solid Waste Incinerator Bottom Ash", Environ. Sci. Technol., (1998),pp. 32, 688-693. |
Newcombe, R. L., et al., "Arsenic Removal from Drinking Water by Moving Bed Active Filtration", J. Environ. Eng., (2006),pp. 132, 5-12. |
Newcombe, R. L., et al., "Phosphorus Removal from Municipal Wastewater by Hydrous Ferric Oxide Reactive Filtration and Coupled Chemically Enhanced Secondary Treatment: Part II-Mechanism", (Mar. 1, 2008),. |
Newcombe, R.L. et al., "Phosphorus Removal from Municipal Wastewater by Hydrous Ferric Oxide Reactive Filtration and Coupled Chemically Enhanced Secondary Treatment: Part 1-Performance", (Mar. 1, 2008),pp. 1-9. |
Nowack, Bernd et al., "Modeling the Adsorption of Metal-EDTA Complexes onto Oxides", Environ. Sci. Technol., Retrieved from >, (1996),pp. 30, 2397-2405. |
Nowack, Bernd et al., "Modeling the Adsorption of Metal-EDTA Complexes onto Oxides", Environ. Sci. Technol., Retrieved from <<http://www.empa.ch/plugin/template/empa/*/78480/---/1=2>>, (1996),pp. 30, 2397-2405. |
Nowak, Bernd et al., "Modeling the Adsorption of Metal-EDTA Complexes onto Oxides", Environ. Sci. Technol., Retrieved from >, (1996),pp. 30, 2397-2405. |
Nowak, Bernd et al., "Modeling the Adsorption of Metal-EDTA Complexes onto Oxides", Environ. Sci. Technol., Retrieved from <<http://www.empa.ch/plugin/template/empa/*/78480/---/1=2>>, (1996),pp. 30, 2397-2405. |
Parfitt, R. L. et al., "The Mechanism of Phosphate Fixation by Iron Oxides", Soil Sci. Soc. Am. Proc. 1975 , pp. 39, 837-841. |
Parker, Denny S., et al., "The Future of Chemically Enhanced Primary Treatment: Evolution Not Revolution", Retrieved from Retrieved from >, (Mar. 15, 2001). |
Parker, Denny S., et al., "The Future of Chemically Enhanced Primary Treatment: Evolution Not Revolution", Retrieved from Retrieved from <<http://www.cd3wd.com/cd3wd.sub.--40/ASDB.sub.--SMARTSAN/CEPT-Deba- te-2.pdf>>, (Mar. 15, 2001). |
Parker, Denny S., et al., "The Future of Chemically Enhanced Primary Treatment: Evolution Not Revolution", Retrieved from Retrieved from <<http://www.cd3wd.com/cd3wd—40/ASDB—SMARTSAN/CEPT-Debate-2.pdf>>, (Mar. 15, 2001). |
Pestovsky, Oleg et al., "Aqueous Ferryl(IV) Ion: Kinetics of Oxygen Atom Transfer to Substrates and Oxo Exchange with Solvent water",Inorganic Chemistry Article Inora. Chem. 2006, 45, 814-820, (Oct. 27, 2005),pp. 814-820. |
Ravikumar, et al., "Chemical Oxidation of Chlorinated Organics by Hydrogen Perioxide in the Presence of Sand", Environ. Sci. Technol., 1994, 28, pp. 394-400, 394-400. |
Ravikumat et al., "Chemical Oxidation of Chlorinated Organics by Hydrogen Peroxide in the Presence of Sand", Envior. Sci. Technol. Department of Chemical Engineering and Environmental Studies Institute, Drexel University, Philadelphia, PA. 1994. pp. 394-400, vol. 28, No. 3. |
Schwertman, U. et al., "Iron Oxides in the Laboratory: Preparation and Characterization", Wiley-VCH: Weinheim, Hermany 2000. |
Sigg, L. et al., "The Interaction of Anions and Weak Acids with the Hydrous Goethite Surface", Colloids Surf. 1980 , pp. 2, 101-107. |
Smith, S. et al., "The Significance of Chemical Phosphorus Removal Theory for Engineering Practice", (2007),pp. 1-24. |
Stabnikov, V. P., et al., "Effect of Iron Hydroxide on Phosphate Removal During Anaerobic Digestion of Activated Sludge", Appl. Biochem. Microbiol., (2004),pp. 40, 376-380. |
Thirunavukkarasu, O. S. et al., "Removal of Arsenic in Drinking Water by Iron Oxide-Coated Sand and Ferrihydrite-Batch Studies", 2001, pp. 1-17. |
Wouter, "Effluent polishing at Sewage Works Ruurlo and Wehl, The Netherlands" Translated from H2O, vol. 19, 1999 pp. 1-3. |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10765972B2 (en) * | 2015-07-03 | 2020-09-08 | Paques I.P. B.V. | Apparatus and method for purification of a fluid by means of a filter bed |
Also Published As
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EP1567453A1 (en) | 2005-08-31 |
WO2004050561A1 (en) | 2004-06-17 |
US20130341278A1 (en) | 2013-12-26 |
US7399416B2 (en) | 2008-07-15 |
US20040144728A1 (en) | 2004-07-29 |
AU2003299642A1 (en) | 2004-06-23 |
JP2006508791A (en) | 2006-03-16 |
US20080277349A1 (en) | 2008-11-13 |
US7713423B2 (en) | 2010-05-11 |
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