TREA

Douglas F. Kirkman

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  • Ickenham, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Subsea coupling
    • Patent number 8,196,607
    • Issue date Jun 12, 2012
    • Douglas Frederick Kirkman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Subsea securing devices
    • Patent number 8,011,434
    • Issue date Sep 6, 2011
    • M.S.C.M. Limited
    • Patrick J Cosgrove
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Sub-sea solenoid valves
    • Patent number 7,810,518
    • Issue date Oct 12, 2010
    • M. S. C. M. Limited
    • Patrick J Cosgrove
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Liquid flow regulator
    • Patent number 6,895,995
    • Issue date May 24, 2005
    • KOP Limited
    • Douglas F Kirkman
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Directional control valves
    • Patent number 6,276,396
    • Issue date Aug 21, 2001
    • Mandeville Engineering Limited
    • Douglas F Kirkman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure balanced couplings
    • Patent number 6,148,858
    • Issue date Nov 21, 2000
    • Mandeville Engineering Limited
    • Douglas F Kirkman
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Sub-sea coupling with conical seal
    • Patent number 5,810,047
    • Issue date Sep 22, 1998
    • Mandeville Engineering Limited
    • Douglas F. Kirkman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    SUBSEA COUPLING
    • Publication number 20100084859
    • Publication date Apr 8, 2010
    • Douglas Frederick Kirkman
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Subsea securing devices
    • Publication number 20080202760
    • Publication date Aug 28, 2008
    • M.S.C.M. Limited
    • Patrick J. Cosgrove
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Sub-sea solenoid valves
    • Publication number 20080110510
    • Publication date May 15, 2008
    • M.S.C.M. Limited
    • Patrick J. Cosgrove
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Liquid flow regulator
    • Publication number 20030051754
    • Publication date Mar 20, 2003
    • Douglas F. Kirkman
    • G05 - CONTROLLING REGULATING