US3930545A
(en)
*
|
1972-01-21 |
1976-01-06 |
St. Joe Minerals Corporation |
Tiltable coupling
|
US3997008A
(en)
*
|
1974-09-13 |
1976-12-14 |
Smith International, Inc. |
Drill director
|
US4040494A
(en)
*
|
1975-06-09 |
1977-08-09 |
Smith International, Inc. |
Drill director
|
US4185704A
(en)
*
|
1978-05-03 |
1980-01-29 |
Maurer Engineering Inc. |
Directional drilling apparatus
|
AU536113B2
(en)
*
|
1979-02-21 |
1984-04-19 |
Conoco Inc. |
Directional drilling
|
ATE15927T1
(de)
*
|
1982-02-02 |
1985-10-15 |
Shell Int Research |
Verfahren und vorrichtung zum regeln der bohrlochrichtung.
|
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
|
GB2172325B
(en)
*
|
1985-03-16 |
1988-07-20 |
Cambridge Radiation Tech |
Drilling apparatus
|
USRE33751E
(en)
*
|
1985-10-11 |
1991-11-26 |
Smith International, Inc. |
System and method for controlled directional drilling
|
GB8529651D0
(en)
*
|
1985-12-02 |
1986-01-08 |
Drilex Ltd |
Directional drilling
|
GB8530078D0
(en)
*
|
1985-12-06 |
1986-01-15 |
Drilex Ltd |
Drill string stabiliser
|
GB8708791D0
(en)
*
|
1987-04-13 |
1987-05-20 |
Shell Int Research |
Assembly for directional drilling of boreholes
|
DE3804493A1
(de)
*
|
1988-02-12 |
1989-08-24 |
Eastman Christensen Co |
Vorrichtung zum wahlweisen geradeaus- oder richtungsbohren in unterirdische gesteinsformationen
|
GB8830254D0
(en)
*
|
1988-12-24 |
1989-02-22 |
Cambridge Radiation Tech |
Drilling apparatus
|
FR2641315B1
(fr)
*
|
1988-12-30 |
1996-05-24 |
Inst Francais Du Petrole |
Garniture de forage a trajectoire controlee comportant un stabilisateur a geometrie variable et utilisation de cette garniture
|
US5094304A
(en)
*
|
1990-09-24 |
1992-03-10 |
Drilex Systems, Inc. |
Double bend positive positioning directional drilling system
|
US5139094A
(en)
*
|
1991-02-01 |
1992-08-18 |
Anadrill, Inc. |
Directional drilling methods and apparatus
|
US5181576A
(en)
*
|
1991-02-01 |
1993-01-26 |
Anadrill, Inc. |
Downhole adjustable stabilizer
|
GB9202163D0
(en)
*
|
1992-01-31 |
1992-03-18 |
Neyrfor Weir Ltd |
Stabilisation devices for drill motors
|
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
|
DE19507581C2
(de)
*
|
1995-03-04 |
1996-09-26 |
Mtm Technik Helmuth Roemer Gmb |
Lenkvorrichtung für Bohrköpfe
|
US6092610A
(en)
*
|
1998-02-05 |
2000-07-25 |
Schlumberger Technology Corporation |
Actively controlled rotary steerable system and method for drilling wells
|
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
|
US6109372A
(en)
*
|
1999-03-15 |
2000-08-29 |
Schlumberger Technology Corporation |
Rotary steerable well drilling system utilizing hydraulic servo-loop
|
ATE269482T1
(de)
|
1999-11-10 |
2004-07-15 |
Schlumberger Holdings |
Steuerungsverfahren für steuerbares bohrsystem
|
US7136795B2
(en)
|
1999-11-10 |
2006-11-14 |
Schlumberger Technology Corporation |
Control method for use with a steerable drilling system
|
US6808027B2
(en)
|
2001-06-11 |
2004-10-26 |
Rst (Bvi), Inc. |
Wellbore directional steering tool
|
US7188685B2
(en)
*
|
2001-12-19 |
2007-03-13 |
Schlumberge Technology Corporation |
Hybrid rotary steerable system
|
GB2405483B
(en)
|
2002-05-13 |
2005-09-14 |
Camco Internat |
Recalibration of downhole sensors
|
CA2439331C
(en)
*
|
2003-09-02 |
2011-01-18 |
William Ray Wenzel |
Method of stabilizing a downhole drilling motor and a downhole drilling motor
|
GB0413901D0
(en)
*
|
2004-06-22 |
2004-07-21 |
Smart Stabilizer Systems Ltd |
Steerable drill bit arrangement
|
GB2465505C
(en)
|
2008-06-27 |
2020-10-14 |
Rasheed Wajid |
Electronically activated underreamer and calliper tool
|
CA2680894C
(en)
|
2008-10-09 |
2015-11-17 |
Andergauge Limited |
Drilling method
|
GB2486898A
(en)
|
2010-12-29 |
2012-07-04 |
Nov Downhole Eurasia Ltd |
A downhole tool with at least one extendable offset cutting member for reaming a bore
|
US8851205B1
(en)
|
2011-04-08 |
2014-10-07 |
Hard Rock Solutions, Llc |
Method and apparatus for reaming well bore surfaces nearer the center of drift
|
US20140008127A1
(en)
*
|
2012-07-06 |
2014-01-09 |
Nov Downhole Eurasia Ltd. |
Downhole drilling force assembly and method of using same
|
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
|
WO2019014142A1
(en)
|
2017-07-12 |
2019-01-17 |
Extreme Rock Destruction, LLC |
LATERALLY ORIENTED CUTTING STRUCTURES
|
USD877780S1
(en)
|
2017-09-08 |
2020-03-10 |
XR Lateral, LLC |
Directional drilling assembly
|
USD874235S1
(en)
|
2017-09-08 |
2020-02-04 |
XR Lateral, LLC |
Directional drilling assembly
|
USD863919S1
(en)
|
2017-09-08 |
2019-10-22 |
XR Lateral, LLC |
Directional drilling assembly
|
USD874237S1
(en)
|
2017-09-08 |
2020-02-04 |
XR Lateral, LLC |
Directional drilling assembly
|
USD874236S1
(en)
|
2017-09-08 |
2020-02-04 |
XR Lateral, LLC |
Directional drilling assembly
|
USD874234S1
(en)
|
2017-09-08 |
2020-02-04 |
XR Lateral, LLC |
Directional drilling assembly
|
WO2019051378A1
(en)
|
2017-09-09 |
2019-03-14 |
Extreme Technologies, Llc |
CONDITIONER AND STABILIZER FOR WELLBORE
|
EP3695090B1
(en)
|
2017-10-10 |
2023-12-06 |
Extreme Technologies, LLC |
Wellbore reaming systems and devices
|
USD875144S1
(en)
|
2018-03-12 |
2020-02-11 |
XR Lateral, LLC |
Directional drilling assembly
|
USD875146S1
(en)
|
2018-03-12 |
2020-02-11 |
XR Lateral, LLC |
Directional drilling assembly
|
USD875145S1
(en)
|
2018-03-12 |
2020-02-11 |
XR Lateral, LLC |
Directional drilling assembly
|