EP0740046A3 - Steering device for drilling heads - Google Patents

Steering device for drilling heads Download PDF

Info

Publication number
EP0740046A3
EP0740046A3 EP96103330A EP96103330A EP0740046A3 EP 0740046 A3 EP0740046 A3 EP 0740046A3 EP 96103330 A EP96103330 A EP 96103330A EP 96103330 A EP96103330 A EP 96103330A EP 0740046 A3 EP0740046 A3 EP 0740046A3
Authority
EP
European Patent Office
Prior art keywords
steering device
drilling heads
drilling
heads
steering
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.)
Withdrawn
Application number
EP96103330A
Other languages
German (de)
French (fr)
Other versions
EP0740046A2 (en
Inventor
Helmuth Roemer
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.)
MTM-TECHNIK HELMUTH ROEMER GmbH
MTM TECHNIK HELMUTH ROEMER GMB
Original Assignee
MTM-TECHNIK HELMUTH ROEMER GmbH
MTM TECHNIK HELMUTH ROEMER GMB
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 MTM-TECHNIK HELMUTH ROEMER GmbH, MTM TECHNIK HELMUTH ROEMER GMB filed Critical MTM-TECHNIK HELMUTH ROEMER GmbH
Publication of EP0740046A2 publication Critical patent/EP0740046A2/en
Publication of EP0740046A3 publication Critical patent/EP0740046A3/en
Withdrawn legal-status Critical Current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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/064—Deflecting the direction of boreholes specially adapted drill bits therefor
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub
EP96103330A 1995-03-04 1996-03-04 Steering device for drilling heads Withdrawn EP0740046A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19507581 1995-03-04
DE1995107581 DE19507581C2 (en) 1995-03-04 1995-03-04 Steering device for drill heads

Publications (2)

Publication Number Publication Date
EP0740046A2 EP0740046A2 (en) 1996-10-30
EP0740046A3 true EP0740046A3 (en) 1997-08-20

Family

ID=7755627

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96103330A Withdrawn EP0740046A3 (en) 1995-03-04 1996-03-04 Steering device for drilling heads

Country Status (2)

Country Link
EP (1) EP0740046A3 (en)
DE (1) DE19507581C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10122299C2 (en) * 2001-05-08 2003-11-13 Tracto Technik Rock drilling method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3561549A (en) * 1968-06-07 1971-02-09 Smith Ind International Inc Slant drilling tools for oil wells
US3888319A (en) * 1973-11-26 1975-06-10 Continental Oil Co Control system for a drilling apparatus
US4040495A (en) * 1975-12-22 1977-08-09 Smith International, Inc. Drilling apparatus
GB2121453A (en) * 1982-05-18 1983-12-21 Shell Int Research Stabilizer/housing assembly and method for the directional drilling of boreholes
US5094304A (en) * 1990-09-24 1992-03-10 Drilex Systems, Inc. Double bend positive positioning directional drilling system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3794128A (en) * 1972-11-29 1974-02-26 Bell Telephone Labor Inc Subterranean penetrator steering system utilizing fixed and rotatable fins
US5255749A (en) * 1992-03-16 1993-10-26 Steer-Rite, Ltd. Steerable burrowing mole

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3561549A (en) * 1968-06-07 1971-02-09 Smith Ind International Inc Slant drilling tools for oil wells
US3888319A (en) * 1973-11-26 1975-06-10 Continental Oil Co Control system for a drilling apparatus
US4040495A (en) * 1975-12-22 1977-08-09 Smith International, Inc. Drilling apparatus
GB2121453A (en) * 1982-05-18 1983-12-21 Shell Int Research Stabilizer/housing assembly and method for the directional drilling of boreholes
US5094304A (en) * 1990-09-24 1992-03-10 Drilex Systems, Inc. Double bend positive positioning directional drilling system

Also Published As

Publication number Publication date
DE19507581C2 (en) 1996-09-26
EP0740046A2 (en) 1996-10-30
DE19507581A1 (en) 1995-09-07

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