Patents by Inventor Eivind Christoffer Eike HALVORSEN

Eivind Christoffer Eike HALVORSEN 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).

  • High pressure riser connection to wellhead
    Patent number: 11927066
    Abstract: A suspension head (11) is provided for connection between a high pressure riser (8) and a subsea wellhead (9), for use in drilling and completion operations in which a jack-up rig (1) is employed and a blowout preventer (7) is installed on the jack-up rather than on the wellhead. The use of the suspension head (11) offers improved safety and convenience, allowing the riser (8) to be isolated from the wellhead (9) in emergencies or for carrying out certain operations which would otherwise require the installation of a temporary plug. (FIG.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: March 12, 2024
    Assignee: CONOCOPHILLIPS COMPANY
    Inventors: Eivind Christoffer Eike Halvorsen, Leif Arne Kvarme
  • HIGH PRESSURE RISER CONNECTION TO WELLHEAD
    Publication number: 20210301617
    Abstract: A suspension head (11) is provided for connection between a high pressure riser (8) and a subsea wellhead (9), for use in drilling and completion operations in which a jack-up rig (1) is employed and a blowout preventer (7) is installed on the jack-up rather than on the wellhead. The use of the suspension head (11) offers improved safety and convenience, allowing the riser (8) to be isolated from the wellhead (9) in emergencies or for carrying out certain operations which would otherwise require the installation of a temporary plug.
    Type: Application
    Filed: March 26, 2021
    Publication date: September 30, 2021
    Inventors: Eivind Christoffer Eike HALVORSEN, Leif Arne KVARME