Patents Assigned to Frigstad Engineering Ltd
  • Device for handling hoses of a working well for a drilling rig
    Patent number: 9175525
    Abstract: A manipulator device (4) arranged to move a hose manifold (13) as one or more hoses (12) is/are being connected to and disconnected from pipelines (11) arranged on a marine riser (1), the manipulator (4) being fixed to an undercarriage (3) which is movable relative to a working well (21).
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: November 3, 2015
    Assignee: FRIGSTAD ENGINEERING LTD.
    Inventor: Gunnar Sigurd Faye
  • Drilling vessel device
    Patent number: 8210115
    Abstract: A drilling vessel device comprising a deck structure including at least a main deck with several generators, and a cellar deck providing a passage for at least a main cable from a generator to a consumption item, where the cellar deck is provided with at least one about the central vertical axis of the drilling vessel encircling cable compartment.
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: July 3, 2012
    Assignee: Frigstad Engineering Ltd
    Inventor: Harald Frigstad