Patents by Inventor Shakib Amini

Shakib Amini 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).

  • Casing hanger actuated load shoulder
    Patent number: 11384619
    Abstract: A wellhead system includes a first position casing hanger and a second position casing hanger, arranged within a wellbore. The second position casing hanger is positioned axially higher and stacked on the first position casing hanger, and a weight of the second position casing hanger is supported, at least in part but less than entirely, by the first position casing hanger and, at least in part but less than entirely, by an actuated load shoulder transferring the force into a high pressure housing. The actuated load shoulder includes a load ring having a hanger side profile and a housing side profile, the load ring is adapted to engage a hanger profile formed in the second position casing hanger and a housing profile formed in the high pressure housing upon activation via the first position casing hanger.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: July 12, 2022
    Assignee: Baker Hughes Oilfield Operations LLC
    Inventors: Samuel H. Cheng, Joseph W. Pallini, Shakib Amini, Daryl Attaway
  • CASING HANGER ACTUATED LOAD SHOULDER
    Publication number: 20210123315
    Abstract: A wellhead system includes a first position casing hanger and a second position casing hanger, arranged within a wellbore. The second position casing hanger is positioned axially higher and stacked on the first position casing hanger, and a weight of the second position casing hanger is supported, at least in part but less than entirely, by the first position casing hanger and, at least in part but less than entirely, by an actuated load shoulder transferring the force into a high pressure housing. The actuated load shoulder includes a load ring having a hanger side profile and a housing side profile, the load ring is adapted to engage a hanger profile formed in the second position casing hanger and a housing profile formed in the high pressure housing upon activation via the first position casing hanger.
    Type: Application
    Filed: October 29, 2019
    Publication date: April 29, 2021
    Applicant: Baker Hughes Oilfield Operations LLC
    Inventors: Samuel H. Cheng, Joseph W. Pallini, Shakib Amini, Daryl Attaway