1
Robert P Badrak, Robert J Coon, Roddie R Smith, Patrick G Mcguire: Method and apparatus for expandable liner hanger with bypass. Weatherford Lamb, Moser Patterson & Sheridan L, November 18, 2003: US06648075 (178 worldwide citation)

The present invention provides a liner hanger and a method of hanging a liner in a wellbore. In one aspect, a process for setting a liner in a wellbore is provided in which a tubular having a slip formed on an outer diameter of the tubular at a first location and a preformed bypass for circulating a ...


2
Robert J Coon: Flow restriction device for use in producing wells. Baker Hughes Incorporated, Madan & Morris PLLC, April 27, 1999: US05896928 (128 worldwide citation)

The present invention provides a fluid flow control device for controlling the formation fluid flow rates through a production string. The device includes a generally tubular body for placement into the wellbore. The tubular body has a screen at an outer surface for preventing sand from entering int ...


3
Patrick Maguire, Robert J Coon, J Eric Lauritzen, Mark Murray, Khai Tran: Tie back and method for use with expandable tubulars. Weatherford Lamb, Moser Patterson & Sheridan L, April 22, 2003: US06550539 (94 worldwide citation)

The present invention provides apparatus and methods for completing a wellbore using expandable tubulars. In one aspect, the invention includes a tubular member with an expandable portion at a lower end constructed and arranged to be expanded into contact with a previously expanded liner. At an uppe ...


4
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.


5
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 ...


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, 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 ...


7
Douglas J Murray, Robert J Coon, Mark E Hopmann, Ronald D Williams, Steve Jennings, Timothy R Tips: Well tool with sealing means. Baker Hughes Incorporated, Melvin A Hunn, Mark W Handley, May 31, 1994: US05316084 (44 worldwide citation)

A downhole well tool is provided which includes a shifting sleeve for opening a flow communication port. The well tool includes first and second primary seal elements positioned upstream and downstream, respectively, of the port as well as upstream and downstream of the threaded connections between ...


8
Anthony F Veneruso, Robert J Coon: Method and apparatus for communications in a wellbore. Schlumberger Technology Corporation, Jeffrey Griffin, Brigitte Jeffery Echols, Trop Pruner & Hu P C, July 27, 2004: US06768700 (40 worldwide citation)

A downhole string includes a system having an actuator module that is responsive to electrical power and signals communicated down a cable, such as a permanent downhole cable (PDC). In addition, a backup mechanism, such as an inductive coupler mechanism or another type of wireless apparatus, can be ...


9
Robert J Coon, Steve Jennings, Mark E Hopmann: Chevron seal for a well tool. Baker Hughes Incorporated, Melvin A Hunn, Mark W Handley, May 10, 1994: US05309993 (39 worldwide citation)

A sealing apparatus is provided for sealing between concentric relatively moveable tubular members. The sealing apparatus is comprised of a plurality of retainer seal rings, made of a high temperature thermoplastic, and between each retainer seal ring is a thermoplastic seal ring constructed of a no ...


10
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.