DE69529436D1 - Druckunterstützte, drehbare Dichtunganordnung - Google Patents

Druckunterstützte, drehbare Dichtunganordnung

Info

Publication number
DE69529436D1
DE69529436D1 DE69529436T DE69529436T DE69529436D1 DE 69529436 D1 DE69529436 D1 DE 69529436D1 DE 69529436 T DE69529436 T DE 69529436T DE 69529436 T DE69529436 T DE 69529436T DE 69529436 D1 DE69529436 D1 DE 69529436D1
Authority
DE
Germany
Prior art keywords
seal assembly
rotatable seal
pressure assisted
assisted
rotatable
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
DE69529436T
Other languages
English (en)
Other versions
DE69529436T2 (de
Inventor
Mark Anthony Colebrook
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.)
Camco Drilling Group Ltd
Original Assignee
Camco Drilling Group Ltd
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 Drilling Group Ltd filed Critical Camco Drilling Group Ltd
Application granted granted Critical
Publication of DE69529436D1 publication Critical patent/DE69529436D1/de
Publication of DE69529436T2 publication Critical patent/DE69529436T2/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
    • E21B4/003—Bearing, sealing, lubricating details
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • 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
    • 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
DE69529436T 1994-06-04 1995-06-01 Druckunterstützte, drehbare Dichtunganordnung Expired - Lifetime DE69529436T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9411228A GB9411228D0 (en) 1994-06-04 1994-06-04 A modulated bias unit for rotary drilling

Publications (2)

Publication Number Publication Date
DE69529436D1 true DE69529436D1 (de) 2003-02-27
DE69529436T2 DE69529436T2 (de) 2003-10-16

Family

ID=10756221

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69529436T Expired - Lifetime DE69529436T2 (de) 1994-06-04 1995-06-01 Druckunterstützte, drehbare Dichtunganordnung
DE69518358T Expired - Lifetime DE69518358T2 (de) 1994-06-04 1995-06-01 Regelbare Ablenkeinheit zum Drehbohren

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69518358T Expired - Lifetime DE69518358T2 (de) 1994-06-04 1995-06-01 Regelbare Ablenkeinheit zum Drehbohren

Country Status (5)

Country Link
US (5) US5553679A (de)
EP (5) EP0685626B1 (de)
CA (5) CA2150731A1 (de)
DE (2) DE69529436T2 (de)
GB (6) GB9411228D0 (de)

Families Citing this family (205)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6116355A (en) * 1994-06-04 2000-09-12 Camco Drilling Group Limited Of Hycalog Choke device
GB9411228D0 (en) * 1994-06-04 1994-07-27 Camco Drilling Group Ltd A modulated bias unit for rotary drilling
US6857486B2 (en) 2001-08-19 2005-02-22 Smart Drilling And Completion, Inc. High power umbilicals for subterranean electric drilling machines and remotely operated vehicles
GB9503827D0 (en) * 1995-02-25 1995-04-19 Camco Drilling Group Ltd "Improvements in or relating to steerable rotary drilling systems
GB9503830D0 (en) * 1995-02-25 1995-04-19 Camco Drilling Group Ltd "Improvements in or relating to steerable rotary drilling systems"
GB9503828D0 (en) * 1995-02-25 1995-04-19 Camco Drilling Group Ltd "Improvements in or relating to steerable rotary drilling systems"
GB9503829D0 (en) * 1995-02-25 1995-04-19 Camco Drilling Group Ltd "Improvememnts in or relating to steerable rotary drilling systems"
GB9505783D0 (en) * 1995-03-22 1995-05-10 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
GB9517378D0 (en) * 1995-08-24 1995-10-25 Sofitech Nv Hydraulic jetting system
GB9521972D0 (en) * 1995-10-26 1996-01-03 Camco Drilling Group Ltd A drilling assembly for drilling holes in subsurface formations
US5655609A (en) * 1996-01-16 1997-08-12 Baroid Technology, Inc. Extension and retraction mechanism for subsurface drilling equipment
US5941323A (en) * 1996-09-26 1999-08-24 Bp Amoco Corporation Steerable directional drilling tool
GB2322651B (en) * 1996-11-06 2000-09-20 Camco Drilling Group Ltd A downhole unit for use in boreholes in a subsurface formation
GB9714651D0 (en) 1997-07-12 1997-09-17 Petroline Wellsystems Ltd Downhole tubing
US6536520B1 (en) 2000-04-17 2003-03-25 Weatherford/Lamb, Inc. Top drive casing system
GB9723031D0 (en) * 1997-11-01 1998-01-07 Petroline Wellsystems Ltd Downhole tubing location method
US6328119B1 (en) 1998-04-09 2001-12-11 Halliburton Energy Services, Inc. Adjustable gauge downhole drilling assembly
CA2234495C (en) * 1998-04-09 2004-02-17 Dresser Industries, Inc. Adjustable gauge downhole drilling assembly
EP2273064A1 (de) * 1998-12-22 2011-01-12 Weatherford/Lamb, Inc. Verfahren und Geräte zur Profilierung und Verbindung von Leitungen
GB0224807D0 (en) * 2002-10-25 2002-12-04 Weatherford Lamb Downhole filter
US6425444B1 (en) 1998-12-22 2002-07-30 Weatherford/Lamb, Inc. Method and apparatus for downhole sealing
GB9902023D0 (en) 1999-01-30 1999-03-17 Pacitti Paolo Directionally-controlled eccentric
US6328112B1 (en) 1999-02-01 2001-12-11 Schlumberger Technology Corp Valves for use in wells
US6276458B1 (en) 1999-02-01 2001-08-21 Schlumberger Technology Corporation Apparatus and method for controlling fluid flow
CA2271401C (en) * 1999-02-23 2008-07-29 Tesco Corporation Drilling with casing
GB9906114D0 (en) 1999-03-18 1999-05-12 Camco Int Uk Ltd A method of applying a wear-resistant layer to a surface of a downhole component
US6116354A (en) * 1999-03-19 2000-09-12 Weatherford/Lamb, Inc. Rotary steerable system for use in drilling deviated wells
US9586699B1 (en) 1999-08-16 2017-03-07 Smart Drilling And Completion, Inc. Methods and apparatus for monitoring and fixing holes in composite aircraft
GB9921557D0 (en) 1999-09-14 1999-11-17 Petroline Wellsystems Ltd Downhole apparatus
DE60011587T2 (de) 1999-11-10 2005-06-30 Schlumberger Holdings Ltd., Road Town Steuerungsverfahren für steuerbares bohrsystem
US6598678B1 (en) 1999-12-22 2003-07-29 Weatherford/Lamb, Inc. Apparatus and methods for separating and joining tubulars in a wellbore
US6325148B1 (en) 1999-12-22 2001-12-04 Weatherford/Lamb, Inc. Tools and methods for use with expandable tubulars
CA2406663C (en) 2000-05-05 2006-01-03 Weatherford/Lamb, Inc. Apparatus and methods for forming a lateral wellbore
US6427792B1 (en) 2000-07-06 2002-08-06 Camco International (Uk) Limited Active gauge cutting structure for earth boring drill bits
US6695056B2 (en) 2000-09-11 2004-02-24 Weatherford/Lamb, Inc. System for forming a window and drilling a sidetrack wellbore
EP1227214B1 (de) 2001-01-27 2004-06-30 Camco International (UK) Limited Schneidstruktur für Bohrmeissel
US6484825B2 (en) 2001-01-27 2002-11-26 Camco International (Uk) Limited Cutting structure for earth boring drill bits
GB0102160D0 (en) 2001-01-27 2001-03-14 Schlumberger Holdings Cutting structure for earth boring drill bits
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
US7172027B2 (en) * 2001-05-15 2007-02-06 Weatherford/Lamb, Inc. Expanding tubing
GB0114872D0 (en) 2001-06-19 2001-08-08 Weatherford Lamb Tubing expansion
GB0115524D0 (en) * 2001-06-26 2001-08-15 Xl Technology Ltd Conducting system
US9625361B1 (en) 2001-08-19 2017-04-18 Smart Drilling And Completion, Inc. Methods and apparatus to prevent failures of fiber-reinforced composite materials under compressive stresses caused by fluids and gases invading microfractures in the materials
US8515677B1 (en) 2002-08-15 2013-08-20 Smart Drilling And Completion, Inc. Methods and apparatus to prevent failures of fiber-reinforced composite materials under compressive stresses caused by fluids and gases invading microfractures in the materials
US6607045B2 (en) * 2001-10-10 2003-08-19 Donald Beyerl Steering apparatus
US6655460B2 (en) 2001-10-12 2003-12-02 Weatherford/Lamb, Inc. Methods and apparatus to control downhole tools
US6684966B2 (en) * 2001-10-18 2004-02-03 Baker Hughes Incorporated PCD face seal for earth-boring bit
US7188685B2 (en) * 2001-12-19 2007-03-13 Schlumberge Technology Corporation Hybrid rotary steerable system
US6732806B2 (en) 2002-01-29 2004-05-11 Weatherford/Lamb, Inc. One trip expansion method and apparatus for use in a wellbore
US7513318B2 (en) * 2002-02-19 2009-04-07 Smith International, Inc. Steerable underreamer/stabilizer assembly and method
US7730965B2 (en) 2002-12-13 2010-06-08 Weatherford/Lamb, Inc. Retractable joint and cementing shoe for use in completing a wellbore
USRE42877E1 (en) 2003-02-07 2011-11-01 Weatherford/Lamb, Inc. Methods and apparatus for wellbore construction and completion
US7650944B1 (en) 2003-07-11 2010-01-26 Weatherford/Lamb, Inc. Vessel for well intervention
CA2544596C (en) * 2003-11-17 2014-03-18 Tempress Technologies, Inc. Low friction face sealed reaction turbine rotors
GB2408526B (en) 2003-11-26 2007-10-17 Schlumberger Holdings Steerable drilling system
US7188691B2 (en) * 2004-06-15 2007-03-13 Smith International, Inc. Metal seal with impact-absorbing ring
US7287605B2 (en) * 2004-11-02 2007-10-30 Scientific Drilling International Steerable drilling apparatus having a differential displacement side-force exerting mechanism
US7198456B2 (en) * 2004-11-17 2007-04-03 Tempress Technologies, Inc. Floating head reaction turbine rotor with improved jet quality
US7669668B2 (en) * 2004-12-01 2010-03-02 Schlumberger Technology Corporation System, apparatus, and method of conducting measurements of a borehole
GB2422388B (en) * 2005-01-20 2010-05-12 Schlumberger Holdings Bi-directional rotary steerable system actuator assembly and method
GB0503742D0 (en) * 2005-02-11 2005-03-30 Hutton Richard Rotary steerable directional drilling tool for drilling boreholes
CA2538196C (en) 2005-02-28 2011-10-11 Weatherford/Lamb, Inc. Deep water drilling with casing
US8066059B2 (en) 2005-03-12 2011-11-29 Thru Tubing Solutions, Inc. Methods and devices for one trip plugging and perforating of oil and gas wells
US8827006B2 (en) * 2005-05-12 2014-09-09 Schlumberger Technology Corporation Apparatus and method for measuring while drilling
US7477162B2 (en) * 2005-10-11 2009-01-13 Schlumberger Technology Corporation Wireless electromagnetic telemetry system and method for bottomhole assembly
US8360174B2 (en) 2006-03-23 2013-01-29 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US8522897B2 (en) 2005-11-21 2013-09-03 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US7571780B2 (en) 2006-03-24 2009-08-11 Hall David R Jack element for a drill bit
US8297375B2 (en) 2005-11-21 2012-10-30 Schlumberger Technology Corporation Downhole turbine
US8408336B2 (en) 2005-11-21 2013-04-02 Schlumberger Technology Corporation Flow guide actuation
US7861802B2 (en) * 2006-01-18 2011-01-04 Smith International, Inc. Flexible directional drilling apparatus and method
US7506703B2 (en) * 2006-01-18 2009-03-24 Smith International, Inc. Drilling and hole enlargement device
US7413034B2 (en) * 2006-04-07 2008-08-19 Halliburton Energy Services, Inc. Steering tool
US7857052B2 (en) 2006-05-12 2010-12-28 Weatherford/Lamb, Inc. Stage cementing methods used in casing while drilling
US8276689B2 (en) 2006-05-22 2012-10-02 Weatherford/Lamb, Inc. Methods and apparatus for drilling with casing
US7650952B2 (en) 2006-08-25 2010-01-26 Smith International, Inc. Passive vertical drilling motor stabilization
US7675253B2 (en) * 2006-11-15 2010-03-09 Schlumberger Technology Corporation Linear actuator using magnetostrictive power element
US20080142268A1 (en) * 2006-12-13 2008-06-19 Geoffrey Downton Rotary steerable drilling apparatus and method
US7669669B2 (en) * 2007-07-30 2010-03-02 Schlumberger Technology Corporation Tool face sensor method
CN103774990A (zh) * 2007-08-15 2014-05-07 普拉德研究及开发股份有限公司 用于控制在地球地层中钻井眼用的钻井系统的系统和方法
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
US20100038141A1 (en) * 2007-08-15 2010-02-18 Schlumberger Technology Corporation Compliantly coupled gauge pad system with movable gauge pads
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
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
US8720604B2 (en) * 2007-08-15 2014-05-13 Schlumberger Technology Corporation Method and system for steering a directional drilling system
US7836975B2 (en) 2007-10-24 2010-11-23 Schlumberger Technology Corporation Morphable bit
US8442769B2 (en) * 2007-11-12 2013-05-14 Schlumberger Technology Corporation Method of determining and utilizing high fidelity wellbore trajectory
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
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
EP2304174A4 (de) 2008-05-22 2015-09-23 Schlumberger Technology Bv Bohrlochmessung von formationskennwerten beim bohren
CA2725133A1 (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
US8146679B2 (en) * 2008-11-26 2012-04-03 Schlumberger Technology Corporation Valve-controlled downhole motor
US7819666B2 (en) * 2008-11-26 2010-10-26 Schlumberger Technology Corporation Rotating electrical connections and methods of using the same
US8179278B2 (en) * 2008-12-01 2012-05-15 Schlumberger Technology Corporation Downhole communication devices and methods of use
US8157024B2 (en) * 2008-12-04 2012-04-17 Schlumberger Technology Corporation Ball piston steering devices and methods of use
US8276805B2 (en) * 2008-12-04 2012-10-02 Schlumberger Technology Corporation Method and system for brazing
US8376366B2 (en) * 2008-12-04 2013-02-19 Schlumberger Technology Corporation Sealing gland and methods of use
US7980328B2 (en) * 2008-12-04 2011-07-19 Schlumberger Technology Corporation Rotary steerable 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
US8365843B2 (en) * 2009-02-24 2013-02-05 Schlumberger Technology Corporation Downhole tool actuation
US9127521B2 (en) * 2009-02-24 2015-09-08 Schlumberger Technology Corporation Downhole tool actuation having a seat with a fluid by-pass
US20100243242A1 (en) * 2009-03-27 2010-09-30 Boney Curtis L Method for completing tight oil and gas reservoirs
US8301382B2 (en) 2009-03-27 2012-10-30 Schlumberger Technology Corporation Continuous geomechanically stable wellbore trajectories
WO2010115777A2 (en) 2009-03-30 2010-10-14 Shell Internationale Research Maatschappij B.V. Method and steering assembly for drilling a borehole in an earth formation
US7650951B1 (en) 2009-04-16 2010-01-26 Hall David R Resettable actuator for downhole tool
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
US9004196B2 (en) 2009-04-23 2015-04-14 Schlumberger Technology Corporation Drill bit assembly having aligned features
US8607896B2 (en) * 2009-06-08 2013-12-17 Tempress Technologies, Inc. Jet turbodrill
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
US8298349B2 (en) * 2009-08-13 2012-10-30 Nlb Corp. Rotating fluid nozzle for tube cleaning system
US8307914B2 (en) 2009-09-09 2012-11-13 Schlumberger Technology Corporation Drill bits and methods of drilling curved boreholes
US8469104B2 (en) 2009-09-09 2013-06-25 Schlumberger Technology Corporation Valves, bottom hole assemblies, and method of selectively actuating a motor
AU2010310816B2 (en) 2009-10-20 2016-01-28 Schlumberger Technology B.V. Methods for characterization of formations, navigating drill paths, and placing wells in earth boreholes
US9347266B2 (en) 2009-11-13 2016-05-24 Schlumberger Technology Corporation Stator inserts, methods of fabricating the same, and downhole motors incorporating the same
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
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
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
US8235146B2 (en) 2009-12-11 2012-08-07 Schlumberger Technology Corporation Actuators, actuatable joints, and methods of directional drilling
US8905159B2 (en) * 2009-12-15 2014-12-09 Schlumberger Technology Corporation Eccentric steering device and methods of directional drilling
CN102686821B (zh) 2009-12-23 2015-09-30 国际壳牌研究有限公司 钻孔方法和射流钻孔系统
US20110168450A1 (en) * 2010-01-12 2011-07-14 Halliburton Energy Services, Inc. Drill bit bearing contact pressure reduction
US8459379B2 (en) * 2010-01-12 2013-06-11 Halliburton Energy Services, Inc. Bearing contact pressure reduction in well tools
US8473435B2 (en) * 2010-03-09 2013-06-25 Schlumberger Technology Corporation Use of general bayesian networks in oilfield operations
CN102892975A (zh) * 2010-03-15 2013-01-23 维米尔制造公司 具有闸板的钻孔设备
US8281880B2 (en) 2010-07-14 2012-10-09 Hall David R Expandable tool for an earth boring system
US8353354B2 (en) 2010-07-14 2013-01-15 Hall David R Crawler system for an earth boring system
US8172009B2 (en) 2010-07-14 2012-05-08 Hall David R Expandable tool with at least one blade that locks in place through a wedging effect
US8694257B2 (en) 2010-08-30 2014-04-08 Schlumberger Technology Corporation Method for determining uncertainty with projected wellbore position and attitude
US8869916B2 (en) 2010-09-09 2014-10-28 National Oilwell Varco, L.P. Rotary steerable push-the-bit drilling apparatus with self-cleaning fluid filter
BR112013005716B1 (pt) 2010-09-09 2020-07-07 National Oilwell Varco, L.P. Aparelho de perfuração rotativa direcionável
US9435649B2 (en) 2010-10-05 2016-09-06 Schlumberger Technology Corporation Method and system for azimuth measurements using a gyroscope unit
US8365820B2 (en) 2010-10-29 2013-02-05 Hall David R System for a downhole string with a downhole valve
US8640768B2 (en) 2010-10-29 2014-02-04 David R. Hall Sintered polycrystalline diamond tubular members
CN102022083B (zh) * 2010-11-20 2013-02-13 中国石油集团西部钻探工程有限公司 旋转导向钻井工具
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
US8528649B2 (en) 2010-11-30 2013-09-10 Tempress Technologies, Inc. Hydraulic pulse valve with improved pulse control
US9279300B2 (en) 2010-11-30 2016-03-08 Tempress Technologies, Inc. Split ring shift control for hydraulic pulse valve
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
US8708064B2 (en) * 2010-12-23 2014-04-29 Schlumberger Technology Corporation System and method to control steering and additional functionality in a rotary steerable system
US8376067B2 (en) * 2010-12-23 2013-02-19 Schlumberger Technology Corporation System and method employing a rotational valve to control steering in a rotary steerable system
US20120193147A1 (en) * 2011-01-28 2012-08-02 Hall David R Fluid Path between the Outer Surface of a Tool and an Expandable Blade
US8890341B2 (en) 2011-07-29 2014-11-18 Schlumberger Technology Corporation Harvesting energy from a drillstring
US8602094B2 (en) 2011-09-07 2013-12-10 Schlumberger Technology Corporation Method for downhole electrical transmission by forming an electrical connection with components capable of relative rotational movement
US9022141B2 (en) 2011-11-20 2015-05-05 Schlumberger Technology Corporation Directional drilling attitude hold controller
US8210283B1 (en) 2011-12-22 2012-07-03 Hunt Energy Enterprises, L.L.C. System and method for surface steerable drilling
US8534381B1 (en) 2012-01-06 2013-09-17 Aim Directional Services, LLC High LCM positive pulse MWD component
US9140114B2 (en) 2012-06-21 2015-09-22 Schlumberger Technology Corporation Instrumented drilling system
US9057223B2 (en) 2012-06-21 2015-06-16 Schlumberger Technology Corporation Directional drilling system
US9121223B2 (en) * 2012-07-11 2015-09-01 Schlumberger Technology Corporation Drilling system with flow control valve
CA2877411C (en) 2012-07-16 2020-01-28 Tempress Technologies, Inc. Extended reach placement of wellbore completions
US9303457B2 (en) 2012-08-15 2016-04-05 Schlumberger Technology Corporation Directional drilling using magnetic biasing
EP2948612A4 (de) 2013-01-25 2017-02-22 Halliburton Energy Services, Inc. Hydraulische aktivierung von mechanisch betätigtem bohrgarniturwerkzeug
US9441426B2 (en) 2013-05-24 2016-09-13 Oil States Industries, Inc. Elastomeric sleeve-enabled telescopic joint for a marine drilling riser
US9822633B2 (en) 2013-10-22 2017-11-21 Schlumberger Technology Corporation Rotational downlinking to rotary steerable system
CA2928467C (en) 2013-11-25 2018-04-24 Halliburton Energy Services, Inc. Rotary steerable drilling system
US9399230B2 (en) 2014-01-16 2016-07-26 Nlb Corp. Rotating fluid nozzle for tube cleaning system
US10030704B2 (en) * 2014-03-04 2018-07-24 Schlumberger Technology Corporation Systems and devices using hard bearings
US20150337598A1 (en) * 2014-05-25 2015-11-26 Schlumberger Technology Corporation Pressure Booster for Rotary Steerable System Tool
US9428961B2 (en) * 2014-06-25 2016-08-30 Motive Drilling Technologies, Inc. Surface steerable drilling system for use with rotary steerable system
US9869140B2 (en) 2014-07-07 2018-01-16 Schlumberger Technology Corporation Steering system for drill string
US10316598B2 (en) 2014-07-07 2019-06-11 Schlumberger Technology Corporation Valve system for distributing actuating fluid
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
WO2016130865A1 (en) * 2015-02-15 2016-08-18 Schlumberger Technology Corporation Displacement assembly with a displacement mechanism defining an exhaust path therethrough
US10378286B2 (en) 2015-04-30 2019-08-13 Schlumberger Technology Corporation System and methodology for drilling
WO2016187373A1 (en) 2015-05-20 2016-11-24 Schlumberger Technology Corporation Directional drilling steering actuators
WO2016187372A1 (en) 2015-05-20 2016-11-24 Schlumberger Technology Corporation Steering pads with shaped front faces
WO2016193888A1 (en) 2015-05-29 2016-12-08 Oil States Industries, Inc. Flexible pipe joint having an annular flexible boot thermally or chemically insulating an annular elastomeric flexible element
WO2017019073A1 (en) 2015-07-29 2017-02-02 Halliburton Energy Services, Inc. Steering force control mechanism for a downhole drilling tool
CN105134079B (zh) * 2015-09-18 2018-01-23 中国地质大学（北京） 一种机械式静态推靠自动垂直钻井系统
US10851591B2 (en) 2015-10-12 2020-12-01 Halliburton Energy Services, Inc. Actuation apparatus of a directional drilling module
GB2557515B (en) 2015-10-12 2020-12-02 Halliburton Energy Services Inc Rotary steerable drilling tool and method
CA3013075A1 (en) 2016-02-16 2017-08-24 Extreme Rock Destruction LLC Drilling machine
US10968703B2 (en) 2016-06-30 2021-04-06 Schlumberger Technology Corporation Devices and systems for reducing cyclical torque on directional drilling actuators
US11933158B2 (en) 2016-09-02 2024-03-19 Motive Drilling Technologies, Inc. System and method for mag ranging drilling control
EP3497301B1 (de) 2016-10-19 2021-09-29 Halliburton Energy Services, Inc. Verschleissresistente drehventile für bohrlochwerkzeuge
US11255136B2 (en) 2016-12-28 2022-02-22 Xr Lateral Llc Bottom hole assemblies for directional drilling
US10890030B2 (en) 2016-12-28 2021-01-12 Xr Lateral Llc Method, apparatus by method, and apparatus of guidance positioning members for directional drilling
WO2019009911A1 (en) 2017-07-06 2019-01-10 Halliburton Energy Services, Inc. CONTROL VALVE OF STEERING ASSEMBLY
WO2019014142A1 (en) 2017-07-12 2019-01-17 Extreme Rock Destruction, LLC LATERALLY ORIENTED CUTTING STRUCTURES
EP3896248B1 (de) * 2017-07-17 2023-12-27 Halliburton Energy Services, Inc. Drehventil mit ventilsitzeinrastkompensation
US10544650B2 (en) 2017-10-29 2020-01-28 Weatherford Technology Holdings, Llc Rotating disk valve for rotary steerable tool
WO2019099038A1 (en) 2017-11-17 2019-05-23 Halliburton Energy Services, Inc. Actuator for multilateral wellbore system
US11236583B2 (en) * 2017-12-29 2022-02-01 Halliburton Energy Services, Inc. Steering system for use with a drill string
CA3083570C (en) * 2017-12-29 2023-02-14 Brian Lee DOUD Pad retention assembly for rotary steerable system
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
CA3136759A1 (en) * 2019-04-15 2020-10-22 Sparrow Downhole Tools Ltd. Rotary steerable drilling system
CN112031653B (zh) 2019-06-06 2021-12-07 万晓跃 一种易造斜混合式旋转导向钻井系统
CN110593763B (zh) * 2019-08-26 2021-03-16 中煤科工集团西安研究院有限公司 一种扩孔用闭气循环贯通式泥浆护壁集束式潜孔锤及方法
US20220282572A1 (en) 2021-03-02 2022-09-08 Infinity Drilling Technologies, LLC Rotary steerable system with central distribution passages
WO2022238666A1 (en) 2021-05-12 2022-11-17 Reme, Llc Fluid control valve for rotary steerable tool
WO2023012442A1 (en) 2021-08-03 2023-02-09 Reme, Llc Piston shut-off valve for rotary steerable tool

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1559761A (en) * 1923-11-03 1925-11-03 Loran E Nebergall Underreamer for hydraulic rotary well drilling
US2402238A (en) * 1941-06-17 1946-06-18 Eastman Oil Well Survey Co Well deflecting tool
US3043381A (en) * 1960-05-05 1962-07-10 Jr Branch M Mcneely Means for controlling directional deviations in a well bore
FR1301406A (fr) * 1961-07-07 1962-08-17 Neyrpic Ets Perfectionnement aux dispositifs pour le guidage des outils de forage
US3424256A (en) * 1967-01-10 1969-01-28 Whipstock Inc Apparatus for controlling directional deviations of a well bore as it is being drilled
US3595326A (en) * 1970-02-03 1971-07-27 Schlumberger Technology Corp Directional drilling apparatus
US3741321A (en) * 1971-05-20 1973-06-26 V Slover Means to prevent inward leakage across seals in a well tool
US4088426A (en) * 1976-05-17 1978-05-09 The Rovac Corporation Sliding vane type of compressor-expander having differential eccentricity feature
JPS54133256A (en) * 1977-12-08 1979-10-16 Taiho Kogyo Co Ltd Slider material for shaft sealing
US4305474A (en) * 1980-02-04 1981-12-15 Conoco Inc. Thrust actuated drill guidance device
EP0070335A1 (de) * 1981-07-17 1983-01-26 Gits Bros. Mfg. Co. Gleitringdichtung mit Druckausgleich
US4471843A (en) * 1982-04-23 1984-09-18 Conoco Inc. Method and apparatus for rotary drill guidance
US4391450A (en) * 1982-08-30 1983-07-05 Electrochemical Technology Corp. Shaft seal resistant to electrokinetic corrosion
DE3309545A1 (de) * 1983-03-17 1984-09-20 Ideal-Standard Gmbh, 5300 Bonn Durchgangsventil
CA1217759A (en) * 1983-07-08 1987-02-10 Intech Oil Tools Ltd. Drilling equipment
US4637479A (en) * 1985-05-31 1987-01-20 Schlumberger Technology Corporation Methods and apparatus for controlled directional drilling of boreholes
EP0220628B1 (de) * 1985-10-22 1992-09-23 Ebara Corporation Axiallager
US4660656A (en) * 1985-11-22 1987-04-28 Amoco Corporation Method and apparatus for controlling the rotational torque of a drill bit
US4776410A (en) * 1986-08-04 1988-10-11 Oil Patch Group Inc. Stabilizing tool for well drilling
US4792000A (en) * 1986-08-04 1988-12-20 Oil Patch Group, Inc. Method and apparatus for well drilling
DE3637197A1 (de) * 1986-10-31 1988-05-05 Wita Wilhelm Taake Gmbh Pumpen Mehrwegeventil, insbesondere mischventil fuer heizungsanlagen
IT1211509B (it) * 1987-11-10 1989-11-03 Gevipi Ag Coppia di organi di tenuta in materiale duro avente basso coefficiente di attrito
JPH01261570A (ja) * 1988-04-08 1989-10-18 Idemitsu Petrochem Co Ltd メカニカルシール
DE3820581A1 (de) * 1988-06-16 1989-12-28 Burgmann Dichtungswerk Feodor Gleitringdichtung
GB8817504D0 (en) * 1988-07-22 1988-08-24 Myson Group Plc Control valve assembly
US5220963A (en) * 1989-12-22 1993-06-22 Patton Consulting, Inc. System for controlled drilling of boreholes along planned profile
US5265682A (en) * 1991-06-25 1993-11-30 Camco Drilling Group Limited Steerable rotary drilling systems
US5553678A (en) * 1991-08-30 1996-09-10 Camco International Inc. Modulated bias units for steerable rotary drilling systems
US5265684A (en) * 1991-11-27 1993-11-30 Baroid Technology, Inc. Downhole adjustable stabilizer and method
US5314030A (en) * 1992-08-12 1994-05-24 Massachusetts Institute Of Technology System for continuously guided drilling
US5909879A (en) * 1993-03-09 1999-06-08 Norton Company Diamond film coating for mating parts
GB2278865B (en) * 1993-04-16 1996-06-26 Baker Hughes Inc Earth-boring bit with improved rigid face seal
US5449046A (en) * 1993-12-23 1995-09-12 Electric Power Research Institute, Inc. Earth boring tool with continuous rotation impulsed steering
GB9411228D0 (en) * 1994-06-04 1994-07-27 Camco Drilling Group Ltd A modulated bias unit for rotary drilling

Also Published As

Publication number Publication date
DE69529436T2 (de) 2003-10-16
EP0685624A2 (de) 1995-12-06
GB2289907A (en) 1995-12-06
EP0685624A3 (de) 1997-01-15
US5673763A (en) 1997-10-07
EP0685627A2 (de) 1995-12-06
CA2150732A1 (en) 1995-12-05
GB2290097A (en) 1995-12-13
GB2289909A (en) 1995-12-06
EP0685626A2 (de) 1995-12-06
GB2289907B (en) 1997-10-08
US5520255A (en) 1996-05-28
CA2150734A1 (en) 1995-12-05
GB2289909B (en) 1997-11-26
EP0685626A3 (de) 1997-04-09
CA2150733A1 (en) 1995-12-05
EP0685623A2 (de) 1995-12-06
US5582259A (en) 1996-12-10
CA2150731A1 (en) 1995-12-05
EP0685626B1 (de) 2000-08-16
GB9511083D0 (en) 1995-07-26
CA2150733C (en) 2007-08-14
CA2150735A1 (en) 1995-12-05
GB9511126D0 (en) 1995-07-26
GB2290356B (en) 1998-02-25
EP0685623B1 (de) 2003-01-22
GB2290356A (en) 1995-12-20
US5553679A (en) 1996-09-10
EP0685623A3 (de) 1997-01-15
DE69518358D1 (de) 2000-09-21
GB2289908B (en) 1997-12-17
CA2150735C (en) 2007-04-03
GB9511082D0 (en) 1995-07-26
GB9411228D0 (en) 1994-07-27
GB2289908A (en) 1995-12-06
EP0685625A3 (de) 1997-01-15
EP0685627A3 (de) 1997-01-15
US5603385A (en) 1997-02-18
GB9511058D0 (en) 1995-07-26
GB9511081D0 (en) 1995-07-26
DE69518358T2 (de) 2001-02-01
EP0685625A2 (de) 1995-12-06

Similar Documents

Publication Publication Date Title
DE69529436D1 (de) Druckunterstützte, drehbare Dichtunganordnung
DK9195A (da) Parallel tætningssamling
FI965142A (fi) Tiiviste/laakerikokoonpano
FR2717262B1 (fr) Détecteur de pression.
DE69500878D1 (de) Druckventil
TR199700046A2 (tr) Emniyetli mühür.
DE69427124T2 (de) Flachdichtung
DE69519546D1 (de) Abdichtung
DE69822736D1 (de) Hochdruckdichtung
DE69521639D1 (de) Kolbenabdichtungszusammenbau
DE59708589D1 (de) Gleitringdichtungsanordnung
NO971552D0 (no) Kartong-bunnforsegling
NL1008191A1 (nl) Afdichting.
DE9414482U1 (de) Dichtungsanordnung
EP0667222A3 (de) Dichtschnur.
FI941129A0 (fi) Tiiviste
DE9402689U1 (de) Anschlagdichtung
DE69605125T2 (de) Druckabdichtung
DE19781887T1 (de) Hochdruckdichtung
DE59407447D1 (de) Dichtungsanordnung
DE9407733U1 (de) Dichtungsanordnung
DE9411901U1 (de) Dichtungsanordnung
FR2721492B1 (fr) Autocuiseur.
FR2719986B1 (fr) Autocuiseur.
NL194735B (nl) Asafdichtingssamenstel.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition