TREA

TDW Offshore Services SA

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  • Stavanger, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    System and device for monitoring a movable plug element(s) in a pip...
    • Patent number 9,206,937
    • Issue date Dec 8, 2015
    • TDW Offshore Services SA
    • Paul J. H. Christie
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plug with gripping means
    • Patent number 8,171,960
    • Issue date May 8, 2012
    • TDW Offshore Services AS
    • Harald Syse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plug with expandable packer element
    • Patent number 8,042,574
    • Issue date Oct 25, 2011
    • TDW Offshore Services AS
    • Jone Mellemstrand
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pre-tensioned sealing means arrangement
    • Patent number 7,909,065
    • Issue date Mar 22, 2011
    • TDW Offshore Services AS
    • Jostein Aleksandersen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Smartplug with wheel centralizer
    • Patent number 7,878,221
    • Issue date Feb 1, 2011
    • TDW Offshore Services AS
    • Jostein Aleksandersen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Smartcoupling—non responsive
    • Patent number 7,857,356
    • Issue date Dec 28, 2010
    • TDW Offshore Services AS
    • Harald Syse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plugging system for use during an offshore pipeline laying operation
    • Patent number 7,766,046
    • Issue date Aug 3, 2010
    • TDW Offshore Services AS
    • Harald Syse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic cylinders and plug with hydraulic cylinder
    • Patent number 7,568,504
    • Issue date Aug 4, 2009
    • TDW Offshore Services AS
    • Harald Syse
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Method and device for increasing safety during pipelaying
    • Patent number 7,210,503
    • Issue date May 1, 2007
    • TDW Offshore Services AS
    • Harald Syse
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents