US5343967A
(en)
*
|
1984-05-12 |
1994-09-06 |
Baker Hughes Incorporated |
Apparatus for optional straight or directional drilling underground formations
|
US4739842A
(en)
*
|
1984-05-12 |
1988-04-26 |
Eastman Christensen Company |
Apparatus for optional straight or directional drilling underground formations
|
US4577701A
(en)
*
|
1984-08-08 |
1986-03-25 |
Mobil Oil Corporation |
System of drilling deviated wellbores
|
US4643264A
(en)
*
|
1984-11-06 |
1987-02-17 |
Mobil Oil Corporation |
Method for reducing drilling torque in the drilling of a deviated wellbore
|
US4646855A
(en)
*
|
1984-11-06 |
1987-03-03 |
Mobil Oil Corporation |
Method for raising and lowering a drill string in a wellbore during drilling operations
|
USRE33751E
(en)
*
|
1985-10-11 |
1991-11-26 |
Smith International, Inc. |
System and method for controlled directional drilling
|
GB8607701D0
(en)
*
|
1986-03-27 |
1986-04-30 |
Shell Int Research |
Rotary drill bit
|
US4669555A
(en)
*
|
1986-04-28 |
1987-06-02 |
Conoco Inc. |
Downhole circulation pump
|
US4699224A
(en)
*
|
1986-05-12 |
1987-10-13 |
Sidewinder Joint Venture |
Method and apparatus for lateral drilling in oil and gas wells
|
GB2190411B
(en)
*
|
1986-05-16 |
1990-02-21 |
Shell Int Research |
Apparatus for directional drilling.
|
GB8708791D0
(en)
*
|
1987-04-13 |
1987-05-20 |
Shell Int Research |
Assembly for directional drilling of boreholes
|
GB8709229D0
(en)
*
|
1987-04-16 |
1987-05-20 |
Shell Int Research |
Tubular element
|
US5174391A
(en)
*
|
1987-04-16 |
1992-12-29 |
Shell Oil Company |
Tubular element for use in a rotary drilling assembly and method
|
GB8709380D0
(en)
*
|
1987-04-21 |
1987-05-28 |
Shell Int Research |
Downhole drilling motor
|
US4817740A
(en)
*
|
1987-08-07 |
1989-04-04 |
Baker Hughes Incorporated |
Apparatus for directional drilling of subterranean wells
|
US5050692A
(en)
*
|
1987-08-07 |
1991-09-24 |
Baker Hughes Incorporated |
Method for directional drilling of subterranean wells
|
US4850957A
(en)
*
|
1988-01-11 |
1989-07-25 |
American Biomed, Inc. |
Atherectomy catheter
|
US4828053A
(en)
*
|
1988-01-12 |
1989-05-09 |
Maurer Engineering, Inc. |
Deviated wellbore drilling system and apparatus
|
DE3804493A1
(de)
*
|
1988-02-12 |
1989-08-24 |
Eastman Christensen Co |
Vorrichtung zum wahlweisen geradeaus- oder richtungsbohren in unterirdische gesteinsformationen
|
US4862974A
(en)
*
|
1988-12-07 |
1989-09-05 |
Amoco Corporation |
Downhole drilling assembly, apparatus and method utilizing drilling motor and stabilizer
|
DE3902868C1
(es)
*
|
1989-02-01 |
1990-06-07 |
Eastman Christensen Co., Salt Lake City, Utah, Us |
|
DE3927625A1
(de)
*
|
1989-08-22 |
1991-02-28 |
Gerhard Bihler |
Bohrkopf fuer meisseldirektantriebe
|
CA2008417A1
(en)
*
|
1990-01-23 |
1991-07-23 |
Kenneth H. Wenzel |
Orientable adjustable bent sub
|
GB2280463B
(en)
*
|
1990-08-27 |
1995-04-19 |
Baroid Technology Inc |
Borehole drilling and telemetry
|
CA2024061C
(en)
*
|
1990-08-27 |
2001-10-02 |
Laurier Emile Comeau |
System for drilling deviated boreholes
|
US5094304A
(en)
*
|
1990-09-24 |
1992-03-10 |
Drilex Systems, Inc. |
Double bend positive positioning directional drilling system
|
US5117927A
(en)
*
|
1991-02-01 |
1992-06-02 |
Anadrill |
Downhole adjustable bent assemblies
|
US5139094A
(en)
*
|
1991-02-01 |
1992-08-18 |
Anadrill, Inc. |
Directional drilling methods and apparatus
|
FR2675197B1
(fr)
*
|
1991-04-12 |
1993-07-16 |
Leroy Andre |
Appareil de forage petrolier, gazier ou geothermique.
|
DK188491A
(da)
*
|
1991-11-19 |
1993-05-20 |
Htc As |
Styrbart boreudstyr til at bore et borehul i en underjordisk formation
|
US5265687A
(en)
*
|
1992-05-15 |
1993-11-30 |
Kidco Resources Ltd. |
Drilling short radius curvature well bores
|
GB9210846D0
(en)
*
|
1992-05-21 |
1992-07-08 |
Baroid Technology Inc |
Drill bit steering
|
US5311953A
(en)
*
|
1992-08-07 |
1994-05-17 |
Baroid Technology, Inc. |
Drill bit steering
|
US5456106A
(en)
*
|
1993-05-12 |
1995-10-10 |
Baker Hughes Incorporated |
Modular measurement while drilling sensor assembly
|
US5325714A
(en)
*
|
1993-05-12 |
1994-07-05 |
Baker Hughes Incorporated |
Steerable motor system with integrated formation evaluation logging capacity
|
US5503236A
(en)
*
|
1993-09-03 |
1996-04-02 |
Baker Hughes Incorporated |
Swivel/tilting bit crown for earth-boring drills
|
US5673765A
(en)
*
|
1993-10-01 |
1997-10-07 |
Wattenburg; Willard H. |
Downhole drilling subassembly and method for same
|
US5445230A
(en)
*
|
1993-10-01 |
1995-08-29 |
Wattenburg; Willard H. |
Downhole drilling subassembly and method for same
|
US5833444A
(en)
*
|
1994-01-13 |
1998-11-10 |
Harris; Gary L. |
Fluid driven motors
|
US5785509A
(en)
*
|
1994-01-13 |
1998-07-28 |
Harris; Gary L. |
Wellbore motor system
|
DE69504028T2
(de)
*
|
1994-01-13 |
1999-02-04 |
Gary Lawrence Humble Tex. Harris |
Bohrlochmotor für bohrgeräte
|
DE19501396A1
(de)
*
|
1994-01-20 |
1995-07-27 |
Sidekick Tools Inc |
Verfahren und Bohrwerkzeug für das Bohren eines Bohrloches in die Erde
|
US5542482A
(en)
*
|
1994-11-01 |
1996-08-06 |
Schlumberger Technology Corporation |
Articulated directional drilling motor assembly
|
US5520256A
(en)
*
|
1994-11-01 |
1996-05-28 |
Schlumberger Technology Corporation |
Articulated directional drilling motor assembly
|
US5727641A
(en)
*
|
1994-11-01 |
1998-03-17 |
Schlumberger Technology Corporation |
Articulated directional drilling motor assembly
|
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
|
US5817937A
(en)
*
|
1997-03-25 |
1998-10-06 |
Bico Drilling Tools, Inc. |
Combination drill motor with measurement-while-drilling electronic sensor assembly
|
US6092610A
(en)
*
|
1998-02-05 |
2000-07-25 |
Schlumberger Technology Corporation |
Actively controlled rotary steerable system and method for drilling wells
|
GB9810321D0
(en)
*
|
1998-05-15 |
1998-07-15 |
Head Philip |
Method of downhole drilling and apparatus therefore
|
CA2280481A1
(en)
|
1998-08-25 |
2000-02-25 |
Bico Drilling Tools, Inc. |
Downhole oil-sealed bearing pack assembly
|
US6158529A
(en)
*
|
1998-12-11 |
2000-12-12 |
Schlumberger Technology Corporation |
Rotary steerable well drilling system utilizing sliding sleeve
|
CA2255288C
(en)
*
|
1998-12-14 |
2002-08-13 |
Jay Cameron Adam Crooks |
Apparatus and method for stabilized downhole drilling motor
|
US6269892B1
(en)
*
|
1998-12-21 |
2001-08-07 |
Dresser Industries, Inc. |
Steerable drilling system and method
|
US6109372A
(en)
*
|
1999-03-15 |
2000-08-29 |
Schlumberger Technology Corporation |
Rotary steerable well drilling system utilizing hydraulic servo-loop
|
US7136795B2
(en)
|
1999-11-10 |
2006-11-14 |
Schlumberger Technology Corporation |
Control method for use with a steerable drilling system
|
DE60011587T2
(de)
|
1999-11-10 |
2005-06-30 |
Schlumberger Holdings Ltd., Road Town |
Steuerungsverfahren für steuerbares bohrsystem
|
US7188685B2
(en)
*
|
2001-12-19 |
2007-03-13 |
Schlumberge Technology Corporation |
Hybrid rotary steerable system
|
WO2003096075A1
(en)
|
2002-05-13 |
2003-11-20 |
Camco International (Uk) Limited |
Recalibration of downhole sensors
|
US7658244B2
(en)
*
|
2002-07-26 |
2010-02-09 |
Wirth Maschinen-Und Bohrgerate-Fabrik Gmbh |
Device for advancing drillings in the ground
|
US6802378B2
(en)
|
2002-12-19 |
2004-10-12 |
Noble Engineering And Development, Ltd. |
Method of and apparatus for directional drilling
|
US7798249B2
(en)
*
|
2003-04-16 |
2010-09-21 |
Pdti Holdings, Llc |
Impact excavation system and method with suspension flow control
|
US7258176B2
(en)
|
2003-04-16 |
2007-08-21 |
Particle Drilling, Inc. |
Drill bit
|
US7503407B2
(en)
|
2003-04-16 |
2009-03-17 |
Particle Drilling Technologies, Inc. |
Impact excavation system and method
|
US7793741B2
(en)
|
2003-04-16 |
2010-09-14 |
Pdti Holdings, Llc |
Impact excavation system and method with injection system
|
CN1791732B
(zh)
*
|
2003-05-21 |
2010-09-08 |
国际壳牌研究有限公司 |
具有下扩眼部和稳定部的钻头和钻井系统
|
CA2439331C
(en)
*
|
2003-09-02 |
2011-01-18 |
William Ray Wenzel |
Method of stabilizing a downhole drilling motor and a downhole drilling motor
|
US7997355B2
(en)
*
|
2004-07-22 |
2011-08-16 |
Pdti Holdings, Llc |
Apparatus for injecting impactors into a fluid stream using a screw extruder
|
US20060201670A1
(en)
*
|
2005-03-14 |
2006-09-14 |
Stable Services Limited |
Downhole apparatus
|
CA2510281A1
(en)
*
|
2005-06-13 |
2006-12-13 |
William R. Wenzel |
Downhole stabilizer
|
US7549487B2
(en)
*
|
2006-08-07 |
2009-06-23 |
Coiled Tubing Rental Tools, Inc. |
Mandrel and bearing assembly for downhole drilling motor
|
US7650952B2
(en)
*
|
2006-08-25 |
2010-01-26 |
Smith International, Inc. |
Passive vertical drilling motor stabilization
|
US8672055B2
(en)
*
|
2006-12-07 |
2014-03-18 |
Canrig Drilling Technology Ltd. |
Automated directional drilling apparatus and methods
|
MX2009006095A
(es)
*
|
2006-12-07 |
2009-08-13 |
Nabors Global Holdings Ltd |
Aparato y metodo de perforacion basado en energia mecanica especifica.
|
US11725494B2
(en)
|
2006-12-07 |
2023-08-15 |
Nabors Drilling Technologies Usa, Inc. |
Method and apparatus for automatically modifying a drilling path in response to a reversal of a predicted trend
|
US7823655B2
(en)
*
|
2007-09-21 |
2010-11-02 |
Canrig Drilling Technology Ltd. |
Directional drilling control
|
WO2009009792A1
(en)
*
|
2007-07-12 |
2009-01-15 |
Particle Drilling Technologies, Inc. |
Injection system and method
|
US7766098B2
(en)
|
2007-08-31 |
2010-08-03 |
Precision Energy Services, Inc. |
Directional drilling control using modulated bit rotation
|
US20100163308A1
(en)
|
2008-12-29 |
2010-07-01 |
Precision Energy Services, Inc. |
Directional drilling control using periodic perturbation of the drill bit
|
US7987928B2
(en)
*
|
2007-10-09 |
2011-08-02 |
Pdti Holdings, Llc |
Injection system and method comprising an impactor motive device
|
US7980326B2
(en)
*
|
2007-11-15 |
2011-07-19 |
Pdti Holdings, Llc |
Method and system for controlling force in a down-hole drilling operation
|
US7802634B2
(en)
*
|
2007-12-21 |
2010-09-28 |
Canrig Drilling Technology Ltd. |
Integrated quill position and toolface orientation display
|
US8037950B2
(en)
|
2008-02-01 |
2011-10-18 |
Pdti Holdings, Llc |
Methods of using a particle impact drilling system for removing near-borehole damage, milling objects in a wellbore, under reaming, coring, perforating, assisting annular flow, and associated methods
|
GB0811016D0
(en)
*
|
2008-06-17 |
2008-07-23 |
Smart Stabilizer Systems Ltd |
Steering component and steering assembly
|
US7624819B1
(en)
|
2008-08-01 |
2009-12-01 |
Coiled Tubing Rental Tools, Inc. |
Universal joint assembly
|
US20100044113A1
(en)
*
|
2008-08-22 |
2010-02-25 |
Coiled Tubing Rental Tools, Inc. |
Connection for well bore drilling tools
|
US8528663B2
(en)
*
|
2008-12-19 |
2013-09-10 |
Canrig Drilling Technology Ltd. |
Apparatus and methods for guiding toolface orientation
|
US8510081B2
(en)
*
|
2009-02-20 |
2013-08-13 |
Canrig Drilling Technology Ltd. |
Drilling scorecard
|
US9157281B2
(en)
|
2009-05-06 |
2015-10-13 |
Dynomax Drilling Tools Inc. |
Slide reamer and stabilizer tool
|
US8919458B2
(en)
*
|
2010-08-11 |
2014-12-30 |
Schlumberger Technology Corporation |
System and method for drilling a deviated wellbore
|
US8869917B2
(en)
|
2011-06-22 |
2014-10-28 |
Coiled Tubing Rental Tools, Inc. |
Housing, mandrel and bearing assembly for downhole drilling motor
|
US20130233620A1
(en)
*
|
2012-03-09 |
2013-09-12 |
Rite Increaser, LLC |
Stabilizer with Drilling Fluid Diverting Ports
|
US8851204B2
(en)
|
2012-04-18 |
2014-10-07 |
Ulterra Drilling Technologies, L.P. |
Mud motor with integrated percussion tool and drill bit
|
WO2013180822A2
(en)
*
|
2012-05-30 |
2013-12-05 |
Tellus Oilfield, Inc. |
Drilling system, biasing mechanism and method for directionally drilling a borehole
|
CA2885257A1
(en)
|
2012-09-18 |
2014-03-27 |
Halliburton Energy Services, Inc. |
Improvements in or relating to drilling apparatus
|
US9290995B2
(en)
|
2012-12-07 |
2016-03-22 |
Canrig Drilling Technology Ltd. |
Drill string oscillation methods
|
US9194208B2
(en)
*
|
2013-01-11 |
2015-11-24 |
Thru Tubing Solutions, Inc. |
Downhole vibratory apparatus
|
US9347269B2
(en)
|
2013-03-05 |
2016-05-24 |
National Oilwell Varco, L.P. |
Adjustable bend assembly for a downhole motor
|
US10378285B2
(en)
|
2013-03-07 |
2019-08-13 |
Dynomax Drilling Tools Inc. |
Downhole motor
|
US10094209B2
(en)
|
2014-11-26 |
2018-10-09 |
Nabors Drilling Technologies Usa, Inc. |
Drill pipe oscillation regime for slide drilling
|
EP3656969B1
(en)
*
|
2014-12-29 |
2021-07-14 |
Halliburton Energy Services, Inc. |
Drilling assembly having a tilted or offset driveshaft
|
US9784035B2
(en)
|
2015-02-17 |
2017-10-10 |
Nabors Drilling Technologies Usa, Inc. |
Drill pipe oscillation regime and torque controller for slide drilling
|
US10655394B2
(en)
*
|
2015-07-09 |
2020-05-19 |
Halliburton Energy Services, Inc. |
Drilling apparatus with fixed and variable angular offsets
|
CN105484668B
(zh)
*
|
2015-11-20 |
2017-08-29 |
西南石油大学 |
导向头偏转实现精确定位的新型旋转导向工具
|
US10626674B2
(en)
|
2016-02-16 |
2020-04-21 |
Xr Lateral Llc |
Drilling apparatus with extensible pad
|
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
|
US10378282B2
(en)
|
2017-03-10 |
2019-08-13 |
Nabors Drilling Technologies Usa, Inc. |
Dynamic friction drill string oscillation systems and methods
|
WO2019014142A1
(en)
|
2017-07-12 |
2019-01-17 |
Extreme Rock Destruction, LLC |
LATERALLY ORIENTED CUTTING STRUCTURES
|
CA3069746C
(en)
*
|
2017-07-27 |
2020-12-29 |
Turbo Drill Industries, Inc. |
Articulated universal joint with backlash reduction
|