DE69426515D1 - Bohrloch-Apparat zum Richtungsbohren - Google Patents

Bohrloch-Apparat zum Richtungsbohren

Info

Publication number
DE69426515D1
DE69426515D1 DE69426515T DE69426515T DE69426515D1 DE 69426515 D1 DE69426515 D1 DE 69426515D1 DE 69426515 T DE69426515 T DE 69426515T DE 69426515 T DE69426515 T DE 69426515T DE 69426515 D1 DE69426515 D1 DE 69426515D1
Authority
DE
Germany
Prior art keywords
directional drilling
borehole apparatus
borehole
drilling
directional
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
DE69426515T
Other languages
English (en)
Inventor
Nicholas Theocharopoulos
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.)
Services Petroliers Schlumberger SA
Anadrill International SA
Original Assignee
Services Petroliers Schlumberger SA
Anadrill International SA
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 Services Petroliers Schlumberger SA, Anadrill International SA filed Critical Services Petroliers Schlumberger SA
Application granted granted Critical
Publication of DE69426515D1 publication Critical patent/DE69426515D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/16—Drill collars
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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 OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
  • Fertilizing (AREA)
  • Food-Manufacturing Devices (AREA)
  • Earth Drilling (AREA)
DE69426515T 1993-10-05 1994-09-30 Bohrloch-Apparat zum Richtungsbohren Expired - Lifetime DE69426515D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9320435A GB2282614A (en) 1993-10-05 1993-10-05 Bottom hole assembly for directional drilling

Publications (1)

Publication Number Publication Date
DE69426515D1 true DE69426515D1 (de) 2001-02-08

Family

ID=10742973

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69426515T Expired - Lifetime DE69426515D1 (de) 1993-10-05 1994-09-30 Bohrloch-Apparat zum Richtungsbohren

Country Status (5)

Country Link
US (1) US5538091A (de)
EP (1) EP0646693B1 (de)
DE (1) DE69426515D1 (de)
GB (1) GB2282614A (de)
NO (1) NO312640B1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2284837B (en) * 1993-12-17 1997-11-12 Anadrill Int Sa Directional drilling method and apparatus
US5857531A (en) * 1997-04-10 1999-01-12 Halliburton Energy Services, Inc. Bottom hole assembly for directional drilling
AT407070B (de) * 1998-04-27 2000-12-27 Landrichter Wolfgang Dipl Ing Verfahren und vorrichtung zum herstellen einer bodenbohrung
US6571888B2 (en) 2001-05-14 2003-06-03 Precision Drilling Technology Services Group, Inc. Apparatus and method for directional drilling with coiled tubing
US6810972B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having a one bolt attachment system
US6827159B2 (en) 2002-02-08 2004-12-07 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having an offset drilling fluid seal
US6810971B1 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit
US6814168B2 (en) 2002-02-08 2004-11-09 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having elevated wear protector receptacles
US6810973B2 (en) 2002-02-08 2004-11-02 Hard Rock Drilling & Fabrication, L.L.C. Steerable horizontal subterranean drill bit having offset cutting tooth paths
US6918452B2 (en) * 2002-12-17 2005-07-19 Vetco Gray Inc. Drill string shutoff valve
US7017682B2 (en) * 2002-12-17 2006-03-28 Vetco Gray Inc. Drill string shutoff valve
US7481282B2 (en) * 2005-05-13 2009-01-27 Weatherford/Lamb, Inc. Flow operated orienter
US7383897B2 (en) 2005-06-17 2008-06-10 Pathfinder Energy Services, Inc. Downhole steering tool having a non-rotating bendable section
US7571769B2 (en) * 2007-02-23 2009-08-11 Baker Hughes Incorporated Casing window milling assembly
US7836975B2 (en) 2007-10-24 2010-11-23 Schlumberger Technology Corporation Morphable bit
GB2483825B (en) * 2008-01-17 2012-06-06 Weatherford Lamb Flow operated orienter
US7647989B2 (en) * 2008-06-02 2010-01-19 Vetco Gray Inc. Backup safety flow control system for concentric drill string
CA3054072C (en) 2017-05-31 2022-07-26 Halliburton Energy Services, Inc. A method of configuring a rotary steerable system with a flexible collar

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2304119A (en) * 1939-10-30 1942-12-08 Fullgage Deflecting Tool Compa Knuckle joint lock
US3637032A (en) * 1970-01-22 1972-01-25 John D Jeter Directional drilling apparatus
US4040494A (en) * 1975-06-09 1977-08-09 Smith International, Inc. Drill director
US4291773A (en) * 1978-07-27 1981-09-29 Evans Robert F Strictive material deflectable collar for use in borehole angle control
US4461359A (en) * 1982-04-23 1984-07-24 Conoco Inc. Rotary drill indexing system
JPS60181490A (ja) * 1984-02-24 1985-09-17 日本電信電話株式会社 管埋設装置
US4732223A (en) * 1984-06-12 1988-03-22 Universal Downhole Controls, Ltd. Controllable downhole directional drilling tool
US4637479A (en) * 1985-05-31 1987-01-20 Schlumberger Technology Corporation Methods and apparatus for controlled directional drilling of boreholes
US4739843A (en) * 1986-05-12 1988-04-26 Sidewinder Tool Joint Venture Apparatus for lateral drilling in oil and gas wells
GB2190411B (en) * 1986-05-16 1990-02-21 Shell Int Research Apparatus for directional drilling.
US4821815A (en) * 1986-05-22 1989-04-18 Flowmole Corporation Technique for providing an underground tunnel utilizing a powered boring device
US4714118A (en) * 1986-05-22 1987-12-22 Flowmole Corporation Technique for steering and monitoring the orientation of a powered underground boring device
US4867255A (en) * 1988-05-20 1989-09-19 Flowmole Corporation Technique for steering a downhole hammer
CA2002135C (en) * 1988-11-03 1999-02-02 James Bain Noble Directional drilling apparatus and method
US5009272A (en) * 1988-11-25 1991-04-23 Intech International, Inc. Flow pulsing method and apparatus for drill string
US4995465A (en) * 1989-11-27 1991-02-26 Conoco Inc. Rotary drillstring guidance by feedrate oscillation
EP0467642A3 (en) * 1990-07-17 1993-03-10 Camco Drilling Group Limited Earth drilling system and method for controlling the direction of a borehole
US5320179A (en) * 1992-08-06 1994-06-14 Slimdril International Inc. Steering sub for flexible drilling
US5503236A (en) * 1993-09-03 1996-04-02 Baker Hughes Incorporated Swivel/tilting bit crown for earth-boring drills

Also Published As

Publication number Publication date
EP0646693A3 (de) 1995-10-25
US5538091A (en) 1996-07-23
NO943714D0 (no) 1994-10-04
EP0646693B1 (de) 2000-01-19
GB2282614A (en) 1995-04-12
EP0646693A2 (de) 1995-04-05
NO943714L (no) 1995-04-06
GB9320435D0 (en) 1993-11-24
NO312640B1 (no) 2002-06-10

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Legal Events

Date Code Title Description
8332 No legal effect for de