Patents by Inventor Kristian Arnø-Kristoffersen

Kristian Arnø-Kristoffersen 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 wellhead support system and associated method of installing a subsea wellhead support system
    Patent number: 11920421
    Abstract: The invention relates to a subsea wellhead support system (1) comprising: —a foundation assembly (2); —a conductor housing (31) for supporting a wellhead (4); —a connection arrangement (5) between the foundation assembly (2) and the conductor housing (3?); wherein the connection arrangement (5) is configured to releasably connect the conductor housing (3?) to the foundation assembly (2), such that: —during installation of the subsea wellhead support system (1), the conductor housing (1) can be fixed relative the foundation assembly (2), and—after installation of the subsea wellhead support system (1), the connection arrangement (5) can be released from the foundation assembly (2) allowing the conductor housing (3?) to move parallel along a longitudinal direction of a throughgoing opening of the conductor housing (31).
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: March 5, 2024
    Inventors: Kristian Arnø-Kristoffersen, Gøran Olof Sundqvist
  • Module, a system and a method for daisy chaining of satellite wells
    Patent number: 11840907
    Abstract: It is disclosed a satellite well structure (300) and method for expanding a subsea satellite well system.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: December 12, 2023
    Inventor: Kristian Arnø-Kristoffersen
  • A Module, A System and A Method for Daisy Chaining of Satellite Wells
    Publication number: 20220403715
    Abstract: It is disclosed a satellite well structure (300) and method for expanding a subsea satellite well system.
    Type: Application
    Filed: November 13, 2020
    Publication date: December 22, 2022
    Inventor: Kristian Arnø-Kristoffersen
  • Subsea Wellhead Support System and Associated Method of Installing a Subsea Wellhead Support System
    Publication number: 20220341274
    Abstract: The invention relates to a subsea wellhead support system (1) comprising: —a foundation assembly (2); —a conductor housing (31) for supporting a wellhead (4); —a connection arrangement (5) between the foundation assembly (2) and the conductor housing (3?); wherein the connection arrangement (5) is configured to releasably connect the conductor housing (3?) to the foundation assembly (2), such that: —during installation of the subsea wellhead support system (1), the conductor housing (1) can be fixed relative the foundation assembly (2), and—after installation of the subsea wellhead support system (1), the connection arrangement (5) can be released from the foundation assembly (2) allowing the conductor housing (3?) to move parallel along a longitudinal direction of a throughgoing opening of the conductor housing (31).
    Type: Application
    Filed: August 17, 2020
    Publication date: October 27, 2022
    Inventors: Kristian Arnø-Kristoffersen, Gøran Olof Sundqvist