Patents by Inventor Shiva Phani Kapavarapu

Shiva Phani Kapavarapu 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).

  • Trim for choke
    Patent number: 10472923
    Abstract: A fluid choke may include a housing and a shuttle configured to move within an interior chamber of the housing. The housing may have a fluid inlet channel and a fluid outlet channel. The shuttle may have a gate connected to an end of the shuttle and the gate may be configured to mate with a seat located in the housing at the fluid outlet channel. The shuttle may be moved within the interior chamber by a pressurized hydraulic fluid configured to apply a hydraulic pressure to a peripheral portion of the shuttle, an inner portion of the shuttle, and the gate.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: November 12, 2019
    Assignee: M-I L.L.C.
    Inventors: Shiva Phani Kapavarapu, Christopher Nicholson, Charles Patrick
  • TRIM FOR CHOKE
    Publication number: 20160123099
    Abstract: A fluid choke may include a housing and a shuttle configured to move within an interior chamber of the housing. The housing may have a fluid inlet channel and a fluid outlet channel. The shuttle may have a gate connected to an end of the shuttle and the gate may be configured to mate with a seat located in the housing at the fluid outlet channel. The shuttle may be moved within the interior chamber by a pressurized hydraulic fluid configured to apply a hydraulic pressure to a peripheral portion of the shuttle, an inner portion of the shuttle, and the gate.
    Type: Application
    Filed: November 5, 2014
    Publication date: May 5, 2016
    Inventors: Shiva Phani Kapavarapu, Christopher Nicholson, Charles Patrick