TREA

Roy C. Bates

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  • Crosby, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Satellite seal arrangement for plug valve, ball valve or gate valve
    • Patent number 6,007,048
    • Issue date Dec 28, 1999
    • FMC Corporation
    • Tep Ungchusri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Check valve and check valve seat
    • Patent number 5,713,389
    • Issue date Feb 3, 1998
    • FMC Corporation
    • Michael E. Wilson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Asymmetric seal segment configuration
    • Patent number 5,676,348
    • Issue date Oct 14, 1997
    • FMC Corporation
    • Tep Ungchusri
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe connector device
    • Patent number 4,867,483
    • Issue date Sep 19, 1989
    • FMC Corporation
    • Robert L. Witt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...