DE69815255D1 - Drebohrmeissel zum Fräsen einer Bohrlochverrohrung und zum Bohren einer unterirdischen Formation - Google Patents

Drebohrmeissel zum Fräsen einer Bohrlochverrohrung und zum Bohren einer unterirdischen Formation

Info

Publication number
DE69815255D1
DE69815255D1 DE69815255T DE69815255T DE69815255D1 DE 69815255 D1 DE69815255 D1 DE 69815255D1 DE 69815255 T DE69815255 T DE 69815255T DE 69815255 T DE69815255 T DE 69815255T DE 69815255 D1 DE69815255 D1 DE 69815255D1
Authority
DE
Germany
Prior art keywords
milling
drilling
drill bit
rotary drill
underground formation
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
Application number
DE69815255T
Other languages
English (en)
Other versions
DE69815255T2 (de
Inventor
Douglas Caraway
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ReedHycalog UK Ltd
Weatherford Lamb Inc
Original Assignee
Camco International UK Ltd
Weatherford Lamb Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Camco International UK Ltd, Weatherford Lamb Inc filed Critical Camco International UK Ltd
Application granted granted Critical
Publication of DE69815255D1 publication Critical patent/DE69815255D1/de
Publication of DE69815255T2 publication Critical patent/DE69815255T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B29/00—Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/06—Cutting windows, e.g. directional window cutters for whipstock operations
DE69815255T 1997-11-18 1998-11-17 Drebohrmeissel zum Fräsen einer Bohrlochverrohrung und zum Bohren einer unterirdischen Formation Expired - Lifetime DE69815255T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/972,781 US7025156B1 (en) 1997-11-18 1997-11-18 Rotary drill bit for casting milling and formation drilling
US972781 1997-11-18

Publications (2)

Publication Number Publication Date
DE69815255D1 true DE69815255D1 (de) 2003-07-10
DE69815255T2 DE69815255T2 (de) 2004-05-13

Family

ID=25520130

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69815255T Expired - Lifetime DE69815255T2 (de) 1997-11-18 1998-11-17 Drebohrmeissel zum Fräsen einer Bohrlochverrohrung und zum Bohren einer unterirdischen Formation

Country Status (3)

Country Link
US (1) US7025156B1 (de)
EP (1) EP0916803B1 (de)
DE (1) DE69815255T2 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6170576B1 (en) * 1995-09-22 2001-01-09 Weatherford/Lamb, Inc. Mills for wellbore operations
US6568492B2 (en) * 2001-03-02 2003-05-27 Varel International, Inc. Drag-type casing mill/drill bit
US7395882B2 (en) 2004-02-19 2008-07-08 Baker Hughes Incorporated Casing and liner drilling bits
US7954570B2 (en) * 2004-02-19 2011-06-07 Baker Hughes Incorporated Cutting elements configured for casing component drillout and earth boring drill bits including same
US7624818B2 (en) * 2004-02-19 2009-12-01 Baker Hughes Incorporated Earth boring drill bits with casing component drill out capability and methods of use
US7677333B2 (en) * 2006-04-18 2010-03-16 Varel International Ind., L.P. Drill bit with multiple cutter geometries
US20070261890A1 (en) * 2006-05-10 2007-11-15 Smith International, Inc. Fixed Cutter Bit With Centrally Positioned Backup Cutter Elements
US7621351B2 (en) 2006-05-15 2009-11-24 Baker Hughes Incorporated Reaming tool suitable for running on casing or liner
US7621348B2 (en) 2006-10-02 2009-11-24 Smith International, Inc. Drag bits with dropping tendencies and methods for making the same
US7896106B2 (en) 2006-12-07 2011-03-01 Baker Hughes Incorporated Rotary drag bits having a pilot cutter configuraton and method to pre-fracture subterranean formations therewith
CA2675070C (en) * 2007-01-25 2012-05-29 Baker Hughes Incorporated Rotary drag bit
US7703557B2 (en) * 2007-06-11 2010-04-27 Smith International, Inc. Fixed cutter bit with backup cutter elements on primary blades
US7954571B2 (en) * 2007-10-02 2011-06-07 Baker Hughes Incorporated Cutting structures for casing component drillout and earth-boring drill bits including same
US8245797B2 (en) * 2007-10-02 2012-08-21 Baker Hughes Incorporated Cutting structures for casing component drillout and earth-boring drill bits including same
US9016407B2 (en) 2007-12-07 2015-04-28 Smith International, Inc. Drill bit cutting structure and methods to maximize depth-of-cut for weight on bit applied
WO2009146078A1 (en) 2008-04-01 2009-12-03 Smith International, Inc. Fixed cutter bit with backup cutter elements on secondary blades
US8020641B2 (en) * 2008-10-13 2011-09-20 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089658A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100089661A1 (en) * 2008-10-13 2010-04-15 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US8720609B2 (en) * 2008-10-13 2014-05-13 Baker Hughes Incorporated Drill bit with continuously sharp edge cutting elements
US20100252331A1 (en) * 2009-04-01 2010-10-07 High Angela D Methods for forming boring shoes for wellbore casing, and boring shoes and intermediate structures formed by such methods
WO2010129468A2 (en) * 2009-05-04 2010-11-11 Smith International, Inc. Milling system and method of milling
US8191657B2 (en) * 2009-05-28 2012-06-05 Baker Hughes Incorporated Rotary drag bits for cutting casing and drilling subterranean formations
US8505634B2 (en) * 2009-12-28 2013-08-13 Baker Hughes Incorporated Earth-boring tools having differing cutting elements on a blade and related methods
CA2788816C (en) * 2010-02-05 2015-11-24 Baker Hughes Incorporated Shaped cutting elements on drill bits and other earth-boring tools, and methods of forming same
US9022117B2 (en) 2010-03-15 2015-05-05 Weatherford Technology Holdings, Llc Section mill and method for abandoning a wellbore
US8851207B2 (en) 2011-05-05 2014-10-07 Baker Hughes Incorporated Earth-boring tools and methods of forming such earth-boring tools
SA111320671B1 (ar) 2010-08-06 2015-01-22 بيكر هوغيس انكور عوامل القطع المشكلة لادوات ثقب الارض و ادوات ثقب الارض شاملة عوامل القطع هذه و الطرق المختصة بها
US8985246B2 (en) 2010-09-28 2015-03-24 Baker Hughes Incorporated Subterranean cutting tool structure tailored to intended use
EP3521549B1 (de) 2012-02-08 2021-06-23 Baker Hughes Holdings LLC Geformte schneideelemente für erdbohrwerkzeuge und erdbohrwerkzeuge mit solchen schneideelementen
CN102943629B (zh) * 2012-11-15 2014-07-30 西南石油大学 一种双作用超硬复合齿强侧切开窗钻头及其制造工艺
US9938781B2 (en) 2013-10-11 2018-04-10 Weatherford Technology Holdings, Llc Milling system for abandoning a wellbore
US10526849B2 (en) 2014-05-01 2020-01-07 Schlumberger Technology Corporation Cutting structure with blade having multiple cutting edges
GB2550092B (en) * 2015-02-18 2020-04-29 Weatherford Tech Holdings Llc Cutting tool
US10167690B2 (en) 2015-05-28 2019-01-01 Weatherford Technology Holdings, Llc Cutter assembly for cutting a tubular

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4255165A (en) * 1978-12-22 1981-03-10 General Electric Company Composite compact of interleaved polycrystalline particles and cemented carbide masses
DE3039632C2 (de) * 1980-10-21 1982-12-16 Christensen, Inc., 84115 Salt Lake City, Utah Drehborhmeißel für Tiefbohrungen
GB2216929B (en) * 1988-04-05 1992-11-04 Reed Tool Co Improvements in or relating to cutting elements for rotary drill bits
US5027912A (en) * 1988-07-06 1991-07-02 Baker Hughes Incorporated Drill bit having improved cutter configuration
GB2234542B (en) * 1989-08-04 1993-03-31 Reed Tool Co Improvements in or relating to cutting elements for rotary drill bits
US5423387A (en) * 1993-06-23 1995-06-13 Baker Hughes, Inc. Method for sidetracking below reduced-diameter tubulars
GB9314954D0 (en) * 1993-07-16 1993-09-01 Camco Drilling Group Ltd Improvements in or relating to torary drill bits
US5887668A (en) * 1993-09-10 1999-03-30 Weatherford/Lamb, Inc. Wellbore milling-- drilling
US5887655A (en) * 1993-09-10 1999-03-30 Weatherford/Lamb, Inc Wellbore milling and drilling
US6073518A (en) * 1996-09-24 2000-06-13 Baker Hughes Incorporated Bit manufacturing method
US5785133A (en) * 1995-08-29 1998-07-28 Tiw Corporation Multiple lateral hydrocarbon recovery system and method
DE69712996T2 (de) * 1996-08-01 2003-01-02 Camco Int Uk Ltd Verbesserungen an Drehbohrmeisseln
US5979571A (en) * 1996-09-27 1999-11-09 Baker Hughes Incorporated Combination milling tool and drill bit
CA2261495A1 (en) * 1998-03-13 1999-09-13 Praful C. Desai Method for milling casing and drilling formation

Also Published As

Publication number Publication date
EP0916803A2 (de) 1999-05-19
DE69815255T2 (de) 2004-05-13
EP0916803B1 (de) 2003-06-04
EP0916803A3 (de) 2000-08-02
US7025156B1 (en) 2006-04-11

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Legal Events

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8364 No opposition during term of opposition