Patents by Inventor Pavel STEFANOV

Pavel STEFANOV 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).

  • Subsea methane production assembly
    Patent number: 12116869
    Abstract: A methane production assembly comprising a subsea well (3) extending from the seabed to a methane hydrate formation (5). The assembly comprises a well casing (7) extending into the subsea well (3), a subsea well control assembly (9), a submersible pump (17) in fluid communication with the methane hydrate formation, and a methane-water separator (29) having a water outlet (31) and a methane outlet (32). The submersible pump is arranged above the subsea well.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: October 15, 2024
    Assignee: Aker Solutions AS
    Inventors: Anders Billington, Tatiana Gordeeva, Pavel Stefanov
  • SUBSEA METHANE PRODUCTION ASSEMBLY
    Publication number: 20190226303
    Abstract: A methane production assembly comprising a subsea well (3) extending from the seabed to a methane hydrate formation (5). The assembly comprises a well casing (7) extending into the subsea well (3), a subsea well control assembly (9), a submersible pump (17) in fluid communication with the methane hydrate formation, and a methane-water separator (29) having a water outlet (31) and a methane outlet (32). The submersible pump is arranged above the subsea well.
    Type: Application
    Filed: July 3, 2017
    Publication date: July 25, 2019
    Applicant: Aker Solutions AS
    Inventors: Anders BILLINGTON, Tatiana GORDEEVA, Pavel STEFANOV