TREA

Roland Marcel Van Dort

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  • Stonehaven, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flow control system
    • Patent number 9,598,932
    • Issue date Mar 21, 2017
    • David Glen Martin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Safety valve
    • Patent number 7,891,428
    • Issue date Feb 22, 2011
    • Caledyne Limited
    • David Glen Martin
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    FLOW CONTROL SYSTEM
    • Publication number 20170152725
    • Publication date Jun 1, 2017
    • BAKER HUGHES INCORPORATED
    • David Glen Martin
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLOW CONTROL SYSTEM
    • Publication number 20140196888
    • Publication date Jul 17, 2014
    • David Glen Martin
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Communication Method and Apparatus for Insert Completions
    • Publication number 20110290507
    • Publication date Dec 1, 2011
    • CALEDYNE LIMITED
    • Daniel Stewart
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Safety Valve
    • Publication number 20090056948
    • Publication date Mar 5, 2009
    • CALEDYNE LIMITED
    • David Glen Martin
    • E21 - EARTH DRILLING MINING