DE68914286D1 - Vorrichtung und verfahren zum richtungsbohren. - Google Patents

Vorrichtung und verfahren zum richtungsbohren.

Info

Publication number
DE68914286D1
DE68914286D1 DE89913124T DE68914286T DE68914286D1 DE 68914286 D1 DE68914286 D1 DE 68914286D1 DE 89913124 T DE89913124 T DE 89913124T DE 68914286 T DE68914286 T DE 68914286T DE 68914286 D1 DE68914286 D1 DE 68914286D1
Authority
DE
Germany
Prior art keywords
drilling device
directional drilling
directional
drilling
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
DE89913124T
Other languages
English (en)
Other versions
DE68914286T2 (de
Inventor
James Bain Noble
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.)
DIRECTIONAL DRILLING DYNAMICS LTD., ABERDEEN, SCHO
Original Assignee
James Bain Noble
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
Priority claimed from GB888825771A external-priority patent/GB8825771D0/en
Priority claimed from GB898903447A external-priority patent/GB8903447D0/en
Priority claimed from GB898913594A external-priority patent/GB8913594D0/en
Application filed by James Bain Noble filed Critical James Bain Noble
Application granted granted Critical
Publication of DE68914286D1 publication Critical patent/DE68914286D1/de
Publication of DE68914286T2 publication Critical patent/DE68914286T2/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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/20—Drives for drilling, used in the borehole combined with surface drive
    • 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
    • E21B7/068—Deflecting the direction of boreholes drilled by a down-hole drilling motor
DE68914286T 1988-11-03 1989-11-03 Vorrichtung und verfahren zum richtungsbohren. Expired - Lifetime DE68914286T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB888825771A GB8825771D0 (en) 1988-11-03 1988-11-03 Directional drilling device
GB898903447A GB8903447D0 (en) 1989-02-15 1989-02-15 Directional drilling device
GB898913594A GB8913594D0 (en) 1989-06-13 1989-06-13 Directional drilling device
PCT/GB1989/001318 WO1990005235A1 (en) 1988-11-03 1989-11-03 Directional drilling apparatus and method

Publications (2)

Publication Number Publication Date
DE68914286D1 true DE68914286D1 (de) 1994-05-05
DE68914286T2 DE68914286T2 (de) 1994-11-03

Family

ID=27264151

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68914286T Expired - Lifetime DE68914286T2 (de) 1988-11-03 1989-11-03 Vorrichtung und verfahren zum richtungsbohren.

Country Status (9)

Country Link
US (1) US5113953A (de)
EP (1) EP0441890B1 (de)
AU (1) AU635509B2 (de)
BR (1) BR8907750A (de)
CA (1) CA2002135C (de)
DE (1) DE68914286T2 (de)
DK (1) DK173482B1 (de)
NO (1) NO178834C (de)
WO (1) WO1990005235A1 (de)

Families Citing this family (141)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU8044091A (en) * 1990-07-17 1992-01-23 Camco Drilling Group Limited A drilling system and method for controlling the directions of holes being drilled or cored in subsurface formations
JPH0814233B2 (ja) * 1990-07-18 1996-02-14 株式会社ハーモニック・ドライブ・システムズ 部材の姿勢制御装置および掘削機の掘削方向制御装置
US5265682A (en) * 1991-06-25 1993-11-30 Camco Drilling Group Limited Steerable rotary drilling systems
US5213168A (en) * 1991-11-01 1993-05-25 Amoco Corporation Apparatus for drilling a curved subterranean borehole
JP2995118B2 (ja) * 1992-01-23 1999-12-27 石油公団 部材の位置決め装置およびこの装置を用いた掘削機の掘削方向制御装置
US5358059A (en) * 1993-09-27 1994-10-25 Ho Hwa Shan Apparatus and method for the dynamic measurement of a drill string employed in drilling
US5413184A (en) * 1993-10-01 1995-05-09 Landers; Carl Method of and apparatus for horizontal well drilling
US5853056A (en) * 1993-10-01 1998-12-29 Landers; Carl W. Method of and apparatus for horizontal well drilling
GB2282614A (en) * 1993-10-05 1995-04-12 Anadrill Int Sa Bottom hole assembly for directional drilling
DE19501396A1 (de) * 1994-01-20 1995-07-27 Sidekick Tools Inc Verfahren und Bohrwerkzeug für das Bohren eines Bohrloches in die Erde
US5421420A (en) * 1994-06-07 1995-06-06 Schlumberger Technology Corporation Downhole weight-on-bit control for directional drilling
US5485889A (en) * 1994-07-25 1996-01-23 Sidekick Tools Inc. Steering drill bit while drilling a bore hole
US5617926A (en) * 1994-08-05 1997-04-08 Schlumberger Technology Corporation Steerable drilling tool and system
US5484029A (en) * 1994-08-05 1996-01-16 Schlumberger Technology Corporation Steerable drilling tool and system
US5520256A (en) * 1994-11-01 1996-05-28 Schlumberger Technology Corporation Articulated directional drilling motor assembly
US5542482A (en) * 1994-11-01 1996-08-06 Schlumberger Technology Corporation Articulated directional drilling motor assembly
US5727641A (en) * 1994-11-01 1998-03-17 Schlumberger Technology Corporation Articulated directional drilling motor assembly
GB9521972D0 (en) * 1995-10-26 1996-01-03 Camco Drilling Group Ltd A drilling assembly for drilling holes in subsurface formations
US5738178A (en) * 1995-11-17 1998-04-14 Baker Hughes Incorporated Method and apparatus for navigational drilling with a downhole motor employing independent drill string and bottomhole assembly rotary orientation and rotation
EP0811744A1 (de) * 1996-06-07 1997-12-10 Baker Hughes Incorporated Verfahren und Vorrichtung zum Abteufen einer Bohrung in unterirdische Formationen
US6102138A (en) * 1997-08-20 2000-08-15 Baker Hughes Incorporated Pressure-modulation valve assembly
US6607044B1 (en) * 1997-10-27 2003-08-19 Halliburton Energy Services, Inc. Three dimensional steerable system and method for steering bit to drill borehole
US6092610A (en) * 1998-02-05 2000-07-25 Schlumberger Technology Corporation Actively controlled rotary steerable system and method for drilling wells
CA2246040A1 (en) 1998-08-28 2000-02-28 Roderick D. Mcleod Lateral jet drilling system
US6158529A (en) * 1998-12-11 2000-12-12 Schlumberger Technology Corporation Rotary steerable well drilling system utilizing sliding sleeve
US6263984B1 (en) 1999-02-18 2001-07-24 William G. Buckman, Sr. Method and apparatus for jet drilling drainholes from wells
US6257353B1 (en) 1999-02-23 2001-07-10 Lti Joint Venture Horizontal drilling method and apparatus
US6283230B1 (en) 1999-03-01 2001-09-04 Jasper N. Peters Method and apparatus for lateral well drilling utilizing a rotating nozzle
US6109372A (en) * 1999-03-15 2000-08-29 Schlumberger Technology Corporation Rotary steerable well drilling system utilizing hydraulic servo-loop
US6216802B1 (en) 1999-10-18 2001-04-17 Donald M. Sawyer Gravity oriented directional drilling apparatus and method
WO2001034935A1 (en) 1999-11-10 2001-05-17 Schlumberger Holdings Limited Control method for use with a steerable drilling system
WO2001061141A1 (en) 2000-02-16 2001-08-23 Performance Research & Drilling, Llc Horizontal directional drilling in wells
US6412578B1 (en) * 2000-08-21 2002-07-02 Dhdt, Inc. Boring apparatus
US6378629B1 (en) 2000-08-21 2002-04-30 Saturn Machine & Welding Co., Inc. Boring apparatus
US6962214B2 (en) 2001-04-02 2005-11-08 Schlumberger Wcp Ltd. Rotary seal for directional drilling tools
US6840336B2 (en) 2001-06-05 2005-01-11 Schlumberger Technology Corporation Drilling tool with non-rotating sleeve
US6571888B2 (en) * 2001-05-14 2003-06-03 Precision Drilling Technology Services Group, Inc. Apparatus and method for directional drilling with coiled tubing
US7188685B2 (en) * 2001-12-19 2007-03-13 Schlumberge Technology Corporation Hybrid rotary steerable system
US7513318B2 (en) * 2002-02-19 2009-04-07 Smith International, Inc. Steerable underreamer/stabilizer assembly and method
US7611522B2 (en) * 2003-06-02 2009-11-03 Nuvasive, Inc. Gravity dependent pedicle screw tap hole guide and data processing device
CN1791731B (zh) 2003-04-25 2011-06-01 因特森Ip控股有限公司 使用连续可变传动装置来控制一个或多个系统部件的系统和方法
GB2408526B (en) 2003-11-26 2007-10-17 Schlumberger Holdings Steerable drilling system
US7243739B2 (en) * 2004-03-11 2007-07-17 Rankin Iii Robert E Coiled tubing directional drilling apparatus
US7272436B2 (en) * 2005-01-25 2007-09-18 Pacesetter, Inc. System and method for distinguishing among cardiac ischemia, hypoglycemia and hyperglycemia using an implantable medical device
GB0521693D0 (en) * 2005-10-25 2005-11-30 Reedhycalog Uk Ltd Representation of whirl in fixed cutter drill bits
US7506703B2 (en) * 2006-01-18 2009-03-24 Smith International, Inc. Drilling and hole enlargement device
US7861802B2 (en) * 2006-01-18 2011-01-04 Smith International, Inc. Flexible directional drilling apparatus and method
US8590636B2 (en) * 2006-04-28 2013-11-26 Schlumberger Technology Corporation Rotary steerable drilling system
AU2007254173B2 (en) * 2006-05-17 2013-07-25 Nuvasive, Inc. Surgical trajectory monitoring system and related methods
US20080142268A1 (en) * 2006-12-13 2008-06-19 Geoffrey Downton Rotary steerable drilling apparatus and method
GB2450498A (en) * 2007-06-26 2008-12-31 Schlumberger Holdings Battery powered rotary steerable drilling system
US7669669B2 (en) * 2007-07-30 2010-03-02 Schlumberger Technology Corporation Tool face sensor method
US8720604B2 (en) * 2007-08-15 2014-05-13 Schlumberger Technology Corporation Method and system for steering a directional drilling system
US7845430B2 (en) * 2007-08-15 2010-12-07 Schlumberger Technology Corporation Compliantly coupled cutting system
US8534380B2 (en) 2007-08-15 2013-09-17 Schlumberger Technology Corporation System and method for directional drilling a borehole with a rotary drilling system
US8763726B2 (en) * 2007-08-15 2014-07-01 Schlumberger Technology Corporation Drill bit gauge pad control
US8757294B2 (en) 2007-08-15 2014-06-24 Schlumberger Technology Corporation System and method for controlling a drilling system for drilling a borehole in an earth formation
US8066085B2 (en) * 2007-08-15 2011-11-29 Schlumberger Technology Corporation Stochastic bit noise control
US8727036B2 (en) * 2007-08-15 2014-05-20 Schlumberger Technology Corporation System and method for drilling
US7836975B2 (en) * 2007-10-24 2010-11-23 Schlumberger Technology Corporation Morphable bit
US9119572B2 (en) 2007-10-24 2015-09-01 Josef Gorek Monitoring trajectory of surgical instrument during the placement of a pedicle screw
WO2009064732A1 (en) * 2007-11-12 2009-05-22 Schlumberger Canada Limited Wellbore depth computation
US20090171708A1 (en) * 2007-12-28 2009-07-02 International Business Machines Corporation Using templates in a computing environment
US8813869B2 (en) * 2008-03-20 2014-08-26 Schlumberger Technology Corporation Analysis refracted acoustic waves measured in a borehole
US8360172B2 (en) * 2008-04-16 2013-01-29 Baker Hughes Incorporated Steering device for downhole tools
WO2009146158A1 (en) * 2008-04-18 2009-12-03 Shell Oil Company Using mines and tunnels for treating subsurface hydrocarbon containing formations
EP2279327B1 (de) * 2008-04-18 2013-10-23 Dreco Energy Services Ltd. Verfahren und vorrichtung zur steuerung der drehzahl eines bohrwerkzeugs in einem bohrloch
US9963937B2 (en) 2008-04-18 2018-05-08 Dreco Energy Services Ulc Method and apparatus for controlling downhole rotational rate of a drilling tool
US7779933B2 (en) * 2008-04-30 2010-08-24 Schlumberger Technology Corporation Apparatus and method for steering a drill bit
US8061444B2 (en) * 2008-05-22 2011-11-22 Schlumberger Technology Corporation Methods and apparatus to form a well
US8714246B2 (en) 2008-05-22 2014-05-06 Schlumberger Technology Corporation Downhole measurement of formation characteristics while drilling
WO2009142868A2 (en) * 2008-05-23 2009-11-26 Schlumberger Canada Limited Drilling wells in compartmentalized reservoirs
US7818128B2 (en) * 2008-07-01 2010-10-19 Schlumberger Technology Corporation Forward models for gamma ray measurement analysis of subterranean formations
US8960329B2 (en) * 2008-07-11 2015-02-24 Schlumberger Technology Corporation Steerable piloted drill bit, drill system, and method of drilling curved boreholes
US20100101867A1 (en) * 2008-10-27 2010-04-29 Olivier Sindt Self-stabilized and anti-whirl drill bits and bottom-hole assemblies and systems for using the same
US7819666B2 (en) * 2008-11-26 2010-10-26 Schlumberger Technology Corporation Rotating electrical connections and methods of using the same
US8146679B2 (en) * 2008-11-26 2012-04-03 Schlumberger Technology Corporation Valve-controlled downhole motor
US8179278B2 (en) * 2008-12-01 2012-05-15 Schlumberger Technology Corporation Downhole communication devices and methods of use
US7980328B2 (en) * 2008-12-04 2011-07-19 Schlumberger Technology Corporation Rotary steerable devices and methods of use
US8376366B2 (en) * 2008-12-04 2013-02-19 Schlumberger Technology Corporation Sealing gland and methods of use
US8276805B2 (en) * 2008-12-04 2012-10-02 Schlumberger Technology Corporation Method and system for brazing
US8157024B2 (en) * 2008-12-04 2012-04-17 Schlumberger Technology Corporation Ball piston steering devices and methods of use
US8783382B2 (en) * 2009-01-15 2014-07-22 Schlumberger Technology Corporation Directional drilling control devices and methods
US7975780B2 (en) * 2009-01-27 2011-07-12 Schlumberger Technology Corporation Adjustable downhole motors and methods for use
US8301382B2 (en) 2009-03-27 2012-10-30 Schlumberger Technology Corporation Continuous geomechanically stable wellbore trajectories
US20100243242A1 (en) * 2009-03-27 2010-09-30 Boney Curtis L Method for completing tight oil and gas reservoirs
US9022144B2 (en) 2009-04-23 2015-05-05 Schlumberger Technology Corporation Drill bit assembly having electrically isolated gap joint for measurement of reservoir properties
CA2795482C (en) 2009-04-23 2014-07-08 Schlumberger Canada Limited Drill bit assembly having electrically isolated gap joint for electromagnetic telemetry
US8322416B2 (en) * 2009-06-18 2012-12-04 Schlumberger Technology Corporation Focused sampling of formation fluids
US8919459B2 (en) * 2009-08-11 2014-12-30 Schlumberger Technology Corporation Control systems and methods for directional drilling utilizing the same
US8469104B2 (en) 2009-09-09 2013-06-25 Schlumberger Technology Corporation Valves, bottom hole assemblies, and method of selectively actuating a motor
US8307914B2 (en) * 2009-09-09 2012-11-13 Schlumberger Technology Corporation Drill bits and methods of drilling curved boreholes
CN102725479A (zh) 2009-10-20 2012-10-10 普拉德研究及开发股份有限公司 用于地层的特征化、导航钻探路径以及在地下钻井中布置井的方法
US20110116961A1 (en) * 2009-11-13 2011-05-19 Hossein Akbari Stators for downhole motors, methods for fabricating the same, and downhole motors incorporating the same
US9347266B2 (en) 2009-11-13 2016-05-24 Schlumberger Technology Corporation Stator inserts, methods of fabricating the same, and downhole motors incorporating the same
US8777598B2 (en) 2009-11-13 2014-07-15 Schlumberger Technology Corporation Stators for downwhole motors, methods for fabricating the same, and downhole motors incorporating the same
US8235146B2 (en) 2009-12-11 2012-08-07 Schlumberger Technology Corporation Actuators, actuatable joints, and methods of directional drilling
US8235145B2 (en) * 2009-12-11 2012-08-07 Schlumberger Technology Corporation Gauge pads, cutters, rotary components, and methods for directional drilling
US8245781B2 (en) * 2009-12-11 2012-08-21 Schlumberger Technology Corporation Formation fluid sampling
US8905159B2 (en) * 2009-12-15 2014-12-09 Schlumberger Technology Corporation Eccentric steering device and methods of directional drilling
US8473435B2 (en) * 2010-03-09 2013-06-25 Schlumberger Technology Corporation Use of general bayesian networks in oilfield operations
BR112012031215B1 (pt) 2010-06-18 2020-04-22 Prad Res And Development Limited Vg método para controlar uma direção de perfuração de um sistema orientável rotativo, método de controle de uma face de ferramenta de atuador em um sistema orientável rotativo, e método de controle de uma direção de perfuração durante a perfuração de um furo de poço
US8694257B2 (en) 2010-08-30 2014-04-08 Schlumberger Technology Corporation Method for determining uncertainty with projected wellbore position and attitude
US9435649B2 (en) 2010-10-05 2016-09-06 Schlumberger Technology Corporation Method and system for azimuth measurements using a gyroscope unit
US9309884B2 (en) 2010-11-29 2016-04-12 Schlumberger Technology Corporation Downhole motor or pump components, method of fabrication the same, and downhole motors incorporating the same
US9175515B2 (en) * 2010-12-23 2015-11-03 Schlumberger Technology Corporation Wired mud motor components, methods of fabricating the same, and downhole motors incorporating the same
US8890341B2 (en) 2011-07-29 2014-11-18 Schlumberger Technology Corporation Harvesting energy from a drillstring
US20130032399A1 (en) * 2011-08-02 2013-02-07 Halliburton Energy Services, Inc. Systems and Methods for Directional Pulsed-Electric Drilling
US9181754B2 (en) 2011-08-02 2015-11-10 Haliburton Energy Services, Inc. Pulsed-electric drilling systems and methods with formation evaluation and/or bit position tracking
US9556679B2 (en) 2011-08-19 2017-01-31 Precision Energy Services, Inc. Rotary steerable assembly inhibiting counterclockwise whirl during directional drilling
GB2498831B (en) 2011-11-20 2014-05-28 Schlumberger Holdings Directional drilling attitude hold controller
WO2013180822A2 (en) 2012-05-30 2013-12-05 Tellus Oilfield, Inc. Drilling system, biasing mechanism and method for directionally drilling a borehole
US9057223B2 (en) 2012-06-21 2015-06-16 Schlumberger Technology Corporation Directional drilling system
US9140114B2 (en) 2012-06-21 2015-09-22 Schlumberger Technology Corporation Instrumented drilling system
US9121223B2 (en) 2012-07-11 2015-09-01 Schlumberger Technology Corporation Drilling system with flow control valve
US9303457B2 (en) 2012-08-15 2016-04-05 Schlumberger Technology Corporation Directional drilling using magnetic biasing
US9366087B2 (en) 2013-01-29 2016-06-14 Schlumberger Technology Corporation High dogleg steerable tool
US9932820B2 (en) 2013-07-26 2018-04-03 Schlumberger Technology Corporation Dynamic calibration of axial accelerometers and magnetometers
GB2537244B (en) 2013-11-25 2020-05-06 Halliburton Energy Services Inc Rotary steerable drilling system
US9850712B2 (en) 2013-12-12 2017-12-26 Schlumberger Technology Corporation Determining drilling state for trajectory control
US10316598B2 (en) 2014-07-07 2019-06-11 Schlumberger Technology Corporation Valve system for distributing actuating fluid
US9869140B2 (en) 2014-07-07 2018-01-16 Schlumberger Technology Corporation Steering system for drill string
US10006249B2 (en) 2014-07-24 2018-06-26 Schlumberger Technology Corporation Inverted wellbore drilling motor
US10184873B2 (en) 2014-09-30 2019-01-22 Schlumberger Technology Corporation Vibrating wire viscometer and cartridge for the same
EP3183421A1 (de) * 2014-11-10 2017-06-28 Halliburton Energy Services, Inc. Nichtlinearer werkzeugstirnsteuerungssystem für ein lenkbares drehbohrwerkzeug
US10378286B2 (en) 2015-04-30 2019-08-13 Schlumberger Technology Corporation System and methodology for drilling
US10830004B2 (en) 2015-05-20 2020-11-10 Schlumberger Technology Corporation Steering pads with shaped front faces
WO2016187373A1 (en) 2015-05-20 2016-11-24 Schlumberger Technology Corporation Directional drilling steering actuators
WO2017019073A1 (en) 2015-07-29 2017-02-02 Halliburton Energy Services, Inc. Steering force control mechanism for a downhole drilling tool
WO2017065741A1 (en) 2015-10-12 2017-04-20 Halliburton Energy Services, Inc. An actuation apparatus of a directional drilling module
US9464482B1 (en) 2016-01-06 2016-10-11 Isodrill, Llc Rotary steerable drilling tool
US9650834B1 (en) * 2016-01-06 2017-05-16 Isodrill, Llc Downhole apparatus and method for torsional oscillation abatement
US9657561B1 (en) 2016-01-06 2017-05-23 Isodrill, Inc. Downhole power conversion and management using a dynamically variable displacement pump
US10280693B2 (en) 2016-12-14 2019-05-07 Helmerich & Payne, Inc. Mobile utility articulating boom system
EP3622161B1 (de) * 2017-08-31 2023-09-27 Halliburton Energy Services, Inc. Point-the-bit-bodenbohrungsanordnung mit räumer
CN111819336B (zh) 2018-02-23 2023-05-16 斯伦贝谢技术有限公司 带有切削齿的旋转导向系统
US10947814B2 (en) 2018-08-22 2021-03-16 Schlumberger Technology Corporation Pilot controlled actuation valve system
US11629555B2 (en) * 2018-12-21 2023-04-18 Halliburton Energy Services, Inc. Drilling a borehole with a steering system using a modular cam arrangement
US11668184B2 (en) 2019-04-01 2023-06-06 Schlumberger Technology Corporation Instrumented rotary tool with compliant connecting portions
US11434748B2 (en) 2019-04-01 2022-09-06 Schlumberger Technology Corporation Instrumented rotary tool with sensor in cavity
CN113187473B (zh) * 2021-05-12 2023-05-30 河南工程学院 一种煤层钻孔专用地层地质测定装置及其方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2291100A (en) * 1940-07-05 1942-07-28 Eastman Oil Well Survey Co Deflecting tool
GB1268938A (en) * 1969-04-08 1972-03-29 Michael King Russell Improvements in or relating to control means for drilling devices
US3667556A (en) * 1970-01-05 1972-06-06 John Keller Henderson Directional drilling apparatus
AU457061B2 (en) * 1970-03-19 1974-12-12 Western Mining Corporation Limited Improved orientation device
US3743034A (en) * 1971-05-03 1973-07-03 Shell Oil Co Steerable drill string
GB1388713A (en) * 1972-03-24 1975-03-26 Russell M K Directional drilling of boreholes
US4431069A (en) * 1980-07-17 1984-02-14 Dickinson Iii Ben W O Method and apparatus for forming and using a bore hole
DE3326885C1 (de) * 1983-07-26 1984-08-16 Christensen, Inc., Salt Lake City, Utah Verfahren und Vorrichtung zum Richtungsbohren in unterirdische Gesteinsformationen
US4577701A (en) * 1984-08-08 1986-03-25 Mobil Oil Corporation System of drilling deviated wellbores
US4667751A (en) * 1985-10-11 1987-05-26 Smith International, Inc. System and method for controlled directional drilling
US4811798A (en) * 1986-10-30 1989-03-14 Team Construction And Fabrication, Inc. Drilling motor deviation tool
US4697651A (en) * 1986-12-22 1987-10-06 Mobil Oil Corporation Method of drilling deviated wellbores

Also Published As

Publication number Publication date
DK173482B1 (da) 2000-12-18
US5113953A (en) 1992-05-19
DK80591A (da) 1991-04-30
DK80591D0 (da) 1991-04-30
CA2002135C (en) 1999-02-02
WO1990005235A1 (en) 1990-05-17
NO911720L (no) 1991-07-02
BR8907750A (pt) 1991-08-27
DE68914286T2 (de) 1994-11-03
AU4630189A (en) 1990-05-28
NO178834B (no) 1996-03-04
EP0441890B1 (de) 1994-03-30
NO178834C (no) 1996-06-12
AU635509B2 (en) 1993-03-25
CA2002135A1 (en) 1990-05-03
NO911720D0 (no) 1991-05-02
EP0441890A1 (de) 1991-08-21

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