1
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings, Wayne Welch, Jeffry Edwards, David Martin: Motor drive actuator for downhole flow control devices. Baker Hughes Incorporated, Cantor Colburn, March 28, 2000: US06041857 (60 worldwide citation)

Several motor driven embodiments are discussed which provide linear motion to a downhole flow control device. The embodiments employ ball screw assemblies or lead screw assemblies. A device for rotational actuation of a downhole flow control device is also disclosed.


2
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings, Brian A Roth: Downhole flow control devices. Baker Hughes Incorporated, Canton Colburn, May 25, 1999: US05906238 (58 worldwide citation)

Several downhole flow control devices are disclosed which are meterable and are also capable of shutting of a particular zone in a well. The several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of related choke systems. The downhole flow control choke mechanis ...


3
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings, Brian A Roth: Downhole flow control devices. Baker Hughes Incorporated, Cantor Colburn, January 1, 2002: US06334486 (51 worldwide citation)

Several downhole flow control devices are disclosed which are meterable and are also capable of shutting of a particular zone in a well. The several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of related choke systems. The downhole flow control choke mechanis ...


4
Steven L Jennings, James Kenneth Whanger, Arne Larsen, John L Baugh, Brian Wood, Christopher L Gann, Darrin Willauer, Mark W Brockman, David G Forsyth, Gerald D Lynde, Douglas J Murray, Edwin Schubrick, James K Jackson, William K Brown: Method for sealing the junctions in multilateral wells. Baker Hughes Incorporated, Cantor Colburn, January 11, 2000: US06012526 (41 worldwide citation)

Junctions in multilateral well structures are sealed by employing a variety of degrees of premachined components and a variety of sealing embodiments, including casing segments having premachined windows, side pocket members which are adapted to reside within the string during run in and move latera ...


5
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings: Electro hydraulic downhole control device. Baker Hughes Incorporated, Fishman Dionne Cantor & Colburn, November 10, 1998: US05832996 (38 worldwide citation)

A downhole controller for a flow control device. The controller is responsive to commands from the surface or from downhole and controls the flow device using a four way solenoid actuated spool valve and a hydraulically actuated piston system connected to the flow control device.


6
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings, Brian A Roth: Downhole flow control devices. Baker Hughes Incorporated, Cantor Colburn, November 26, 2002: US06484800 (33 worldwide citation)

Several downhole flow control devices are disclosed which are meterable and are also capable of shutting of a particular zone in a well. The several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of related choke systems. The downhole flow control choke mechanis ...


7
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings, Brian A Roth: Downhole flow control devices. Baker Hughes Incorporated, Cantor Colburn, September 2, 2003: US06612547 (23 worldwide citation)

Several downhole flow control devices are disclosed which are meterable and are also capable of shutting of a particular zone in a well. The several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of related choke systems.


8
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings, Brian A Roth: Downhole flow control devices. Baker Hughes Incorporated, Cantor Colburn, July 17, 2001: US06260616 (15 worldwide citation)

Several downhole flow control devices are disclosed which are meterable and are also capable of shutting of a particular zone in a well. The several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of related choke systems. The downhole flow control choke mechanis ...


9
Michael A Carmody, Kevin R Jones, Robert J Coon, Douglas J Murray, Mark E Hopmann, Steven L Jennings, Brian A Roth: Downhole flow control devices. Baker Hughes Incorporated, Cantor Colburn, September 17, 2002: US06450255 (13 worldwide citation)

Several downhole flow control devices are disclosed which are meterable and are also capable of shutting of a particular zone in a well. The several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of related choke systems. The downhole flow control choke mechanis ...


10
Darren E Bane, Steven L Jennings, David Z Anderson, Steve Rosenblatt: Method of using a charged chamber pressure transmitter for subsurface safety valves. Baker Hughes Incorporated, Steve Rosenblatt, February 23, 2010: US07665518 (6 worldwide citation)

A sensor and transmitter is employed with a pressurized chamber of a downhole tool to be able to tell at a glance when the tool is delivered for service that it is properly charged. The sensor and transmitter can be integrated within the tool so as to be protected from damage during run in. While in ...