Patents Assigned to Subsea Solutions AS
  • Method and device for extending at least the lifetime of a christmas tree or an umbilical
    Patent number: 9145750
    Abstract: A method and a device are for extending at least the lifetime of a Christmas tree or an umbilical. The Christmas tree is provided with a high-pressure hydraulic valve package and a low-pressure hydraulic valve package and the umbilical includes electrical power and control cables and hydraulic pipes. The method includes: retrofitting an upgrading module including at least a control unit, a hydraulic high-pressure pump, a second high-pressure hydraulic valve package, and a hydraulic reservoir onto or at the Christmas tree; supplying the high-pressure pump, directly or via the reservoir, with hydraulic fluid from a pipe in the umbilical, the high-pressure pump being connected to the second high-pressure hydraulic valve package; connecting the second high-pressure hydraulic valve package to a downhole safety valve; connecting the electrical power and control cables of the umbilical to the control unit; and connecting control cables between the control unit and valves in the low-pressure hydraulic valve package.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: September 29, 2015
    Assignee: Subsea Solutions AS
    Inventor: Torfinn Borsheim
  • Method and device for supply of liquids for kill and scale to a subsea well
    Patent number: 9062515
    Abstract: A method and apparatus are for supplying liquids for scale treatment and killing to a subsea well, where the subsea well is provided with a tree which has a swab valve and a coupling for a tree cap.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: June 23, 2015
    Assignee: Subsea Solutions AS
    Inventor: Torfinn Borsheim
  • Method and device for extending lifetime of a wellhead
    Patent number: 9033053
    Abstract: A method and a device are for extending the lifetime of a Christmas tree. The Christmas tree is provided with at least a first high-pressure hydraulic valve pack, a first low-pressure hydraulic valve pack or a first chemical valve pack, and the Christmas tree is arranged to be connectable to an umbilical, which comprises at least electrical power or control cables, hydraulic tubes or chemical tubes.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: May 19, 2015
    Assignee: Subsea Solutions AS
    Inventor: Torfinn Borsheim
  • Method and Device for Extending Lifetime of a Wellhead
    Publication number: 20140246202
    Abstract: A method and a device are for extending the lifetime of a Christmas tree. The Christmas tree is provided with at least a first high-pressure hydraulic valve pack, a first low-pressure hydraulic valve pack or a first chemical valve pack, and the Christmas tree is arranged to be connectable to an umbilical, which comprises at least electrical power or control cables, hydraulic tubes or chemical tubes.
    Type: Application
    Filed: October 25, 2012
    Publication date: September 4, 2014
    Applicant: SUBSEA SOLUTIONS
    Inventor: Torfinn Borsheim
  • Method and Device for Supply of Liquids for Kill and Scale to a Subsea Well
    Publication number: 20140131048
    Abstract: A method and apparatus are for supplying liquids for scale treatment and killing to a subsea well, where the subsea well is provided with a tree which has a swab valve and a coupling for a tree cap.
    Type: Application
    Filed: May 21, 2012
    Publication date: May 15, 2014
    Applicant: Subsea Solutions AS
    Inventor: Torfinn Borsheim