Patents by Inventor Olivier Frelat

Olivier Frelat 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).

  • 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
  • Wear bushing retrieving system and method
    Patent number: 10378291
    Abstract: A system includes a wear bushing retrieval tool. The wear bushing retrieval tool an annular main body configured to be disposed about a tubular string, a plurality of locking dogs, wherein each locking dog of the plurality of locking dogs is pivotably coupled to the annular main body, a first axial securement feature coupled to the annular main body, and a second axial securement feature coupled to the main body, wherein the first and second axial securement features are configured to cooperatively axially capture a coupling of the tubular string when the annular main body is disposed about the tubular string.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: August 13, 2019
    Assignee: Cameron International Corporation
    Inventors: Olivier Frelat, Patrice Paul Louis Couren, Sebastien Noel Albert Bories
  • WEAR BUSHING RETRIEVING SYSTEM AND METHOD
    Publication number: 20180002993
    Abstract: A system includes a wear bushing retrieval tool. The wear bushing retrieval tool an annular main body configured to be disposed about a tubular string, a plurality of locking dogs, wherein each locking dog of the plurality of locking dogs is pivotably coupled to the annular main body, a first axial securement feature coupled to the annular main body, and a second axial securement feature coupled to the main body, wherein the first and second axial securement features are configured to cooperatively axially capture a coupling of the tubular string when the annular main body is disposed about the tubular string.
    Type: Application
    Filed: June 29, 2017
    Publication date: January 4, 2018
    Inventors: Olivier Frelat, Patrice Paul Louis Couren, Sebastien Noel Albert Bories