Patents by Inventor Patrice Couren

Patrice Couren has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • BLOWOUT PREVENTER WITH DUAL FUNCTION RAMS
    Publication number: 20210277739
    Abstract: A dual function ram system for a blowout preventer (BOP) includes a first dual function ram that is configured to move within a cavity of the BOP between a withdrawn position to cause the BOP to be in an open configuration and an extended position to cause the BOP to be in a closed configuration. The first dual function ram includes a shearing surface that is configured to shear a tubular within a central bore during a shearing operation and a pipe-sealing surface that is configured to seal against the tubular within the central bore during a pipe-sealing operation.
    Type: Application
    Filed: March 9, 2020
    Publication date: September 9, 2021
    Inventors: Patrice Couren, Florent Vargas
  • Blowout preventer with dual function rams
    Patent number: 11111751
    Abstract: A dual function ram system for a blowout preventer (BOP) includes a first dual function ram that is configured to move within a cavity of the BOP between a withdrawn position to cause the BOP to be in an open configuration and an extended position to cause the BOP to be in a closed configuration. The first dual function ram includes a shearing surface that is configured to shear a tubular within a central bore during a shearing operation and a pipe-sealing surface that is configured to seal against the tubular within the central bore during a pipe-sealing operation.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: September 7, 2021
    Assignee: Schlumberger Technology Corporation
    Inventors: Patrice Couren, Florent Vargas
  • Wellhead assembly with internal casing hanger pack-off
    Patent number: 10669803
    Abstract: Various wellhead assemblies are provided. In one embodiment, the wellhead assemble includes a seal assembly that seals against an inner surface of a wellhead hanger and against an inner surface of a wellhead body. The wellhead hanger can be sized such that the upper portion of the hanger has an outer surface that abuts an inner surface of the wellhead.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: June 2, 2020
    Assignee: Cameron Technologies Limited
    Inventors: Sébastien Bories, Patrice Couren, Olivier Frelat
  • WELLHEAD ASSEMBLY WITH INTERNAL CASING HANGER PACK-OFF
    Publication number: 20170152722
    Abstract: Various wellhead assemblies are provided. In one embodiment, the wellhead assemble includes a seal assembly that seals against an inner surface of a wellhead hanger and against an inner surface of a wellhead body. The wellhead hanger can be sized such that the upper portion of the hanger has an outer surface that abuts an inner surface of the wellhead.
    Type: Application
    Filed: November 29, 2016
    Publication date: June 1, 2017
    Inventors: Sébastien Bories, Patrice Couren, Oliver Frelat