Patents by Inventor Erik Åsmund Glennsjø Solland

Erik Åsmund Glennsjø Solland 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).

  • Valve assembly, a production tubing system and a production tubing sub
    Patent number: 11920431
    Abstract: A valve assembly for connection to an opening provided in a housing of a well tool device includes a fluid communication channel, a flapper valve device, a flapper element supporting device, and a securing device. The fluid communication channel provides fluid communication from an outside of the housing to a bore provided on the inside of the housing. The flapper valve device includes a flapper element configured to be in a closed position in which the fluid communication channel is closed and an open position in which the fluid communication channel is open. The flapper element is biased to the closed position. The flapper element supporting device supports the flapper element when the flapper element is in the open position. The securing device secures the flapper valve device and the flapper element supporting device to the opening. The securing device includes a through bore forming a first part of the fluid communication channel.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: March 5, 2024
    Assignee: Interwell Norway AS
    Inventor: Erik Åsmund Glennsjø Solland
  • VALVE ASSEMBLY, A PRODUCTION TUBING SYSTEM AND A PRODUCTION TUBING SUB
    Publication number: 20220412188
    Abstract: A valve assembly for connection to an opening provided in a housing of a well tool device includes a fluid communication channel, a flapper valve device, a flapper element supporting device, and a securing device. The fluid communication channel provides fluid communication from an outside of the housing to a bore provided on the inside of the housing. The flapper valve device includes a flapper element configured to be in a closed position in which the fluid communication channel is closed and an open position in which the fluid communication channel is open. The flapper element is biased to the closed position. The flapper element supporting device supports the flapper element when the flapper element is in the open position. The securing device secures the flapper valve device and the flapper element supporting device to the opening. The securing device includes a through bore forming a first part of the fluid communication channel.
    Type: Application
    Filed: November 4, 2020
    Publication date: December 29, 2022
    Applicant: lnterwell Norway AS
    Inventor: Erik Åsmund Glennsjø Solland