TREA

Mark A. Merit

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  • Spring, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Well drilling method and system
    • Patent number 6,527,062
    • Issue date Mar 4, 2003
    • Vareo Shaffer, Inc.
    • Hubert L. Elkins
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Well drilling method and system
    • Patent number 6,374,925
    • Issue date Apr 23, 2002
    • Varco Shaffer, Inc.
    • Hubert L. Elkins
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Subsea hydraulic control system
    • Patent number 6,192,680
    • Issue date Feb 27, 2001
    • Varco Shaffer, Inc.
    • James D. Brugman
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Well drilling method and system
    • Publication number 20020108783
    • Publication date Aug 15, 2002
    • Hubert L. Elkins
    • E21 - EARTH DRILLING MINING