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Method And Apparatus For Thermally Actuating And Unactuating Downhole Tools
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Steerable bit system assembly and methods
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Active Vibration Control for Subterranean Drilling Operations
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Apparatus and methods for self-powered communication and sensor network
Grant 7,400,262 - Chemali , et al. July 15, 2 | 2008-07-15 |
Steerable Bit System Assembly And Methods
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Steerable Bit System Assembly And Methods
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Active vibration control for subterranean drilling operations
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Reverse Circulation Pressure Control Method and System
App 20070278007 - Krueger; Sven ; et al. | 2007-12-06 |
Steerable bit assembly and methods
Grant 7,287,604 - Aronstam , et al. October 30, 2 | 2007-10-30 |
Apparatus And Method For Powering Downhole Electrical Devices
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Drilling system and method for controlling equivalent circulating density during drilling of wellbores
Grant 7,270,185 - Fontana , et al. September 18, 2 | 2007-09-18 |
Apparatus and methods for powering downhole electrical devices
Grant 7,219,722 - Fincher , et al. May 22, 2 | 2007-05-22 |
Active buttonhole pressure control with liner drilling and completion systems
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Active controlled bottomhole pressure system & method
Grant 7,114,581 - Aronstam , et al. October 3, 2 | 2006-10-03 |
Modular design for downhole ECD-management devices and related methods
Grant 7,096,975 - Aronstam , et al. August 29, 2 | 2006-08-29 |
Wellbore fluid circulation system and method
Grant 7,055,627 - Fontana , et al. June 6, 2 | 2006-06-06 |
Drilling system and method for controlling equivalent circulating density during drilling of wellbores
App 20060065402 - Fontana; Peter ; et al. | 2006-03-30 |
Drilling systems and methods utilizing independently deployable multiple tubular strings
App 20050274547 - Fincher, Roger ; et al. | 2005-12-15 |
Apparatus and methods for powering downhole electrical devices
App 20050224258 - Fincher, Roger ; et al. | 2005-10-13 |
Control systems and methods for active controlled bottomhole pressure systems
App 20050098349 - Krueger, Sven ; et al. | 2005-05-12 |
Steerable bit assembly and methods
App 20050056463 - Aronstam, Peter ; et al. | 2005-03-17 |
Subsea wellbore drilling system for reducing bottom hole pressure
Grant 6,854,532 - Fincher , et al. February 15, 2 | 2005-02-15 |
Apparatus and methods for self-powered communication and sensor network
App 20050024231 - Fincher, Roger ; et al. | 2005-02-03 |
Modular design for downhole ECD-management devices and related methods
App 20040256161 - Aronstam, Peter ; et al. | 2004-12-23 |
Active controlled bottomhole pressure system & method
App 20040206548 - Aronstam, Peter ; et al. | 2004-10-21 |
Novel wellbore fluid circulation system and method
App 20040154805 - Fontana, Peter ; et al. | 2004-08-12 |
Subsea wellbore drilling system for reducing bottom hole pressure
App 20040124008 - Fincher, Roger W. ; et al. | 2004-07-01 |
Closed-loop downhole resonant source
App 20040112594 - Aronstam, Peter S. ; et al. | 2004-06-17 |
Subsea wellbore drilling system for reducing bottom hole pressure
Grant 6,648,081 - Fincher , et al. November 18, 2 | 2003-11-18 |
Active controlled bottomhole pressure system & method
App 20030098181 - Aronstam, Peter ; et al. | 2003-05-29 |
Drilling system and method for controlling equivalent circulating density during drilling of wellbores
App 20030066650 - Fontana, Peter ; et al. | 2003-04-10 |
Subsea wellbore drilling system for reducing bottom hole pressure
App 20020092655 - Fincher, Roger W. ; et al. | 2002-07-18 |
Subsea wellbore drilling system for reducing bottom hole pressure
Grant 6,415,877 - Fincher , et al. July 9, 2 | 2002-07-09 |
Method and apparatus for drilling boreholes in earth formations (drilling liner systems)
Grant 6,196,336 - Fincher , et al. March 6, 2 | 2001-03-06 |
Infrared camouflage covering
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