TREA

William L. Scott

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  • Spring, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reduced torque gate valve with roller screw
    • Patent number 6,918,574
    • Issue date Jul 19, 2005
    • FMC Technologies, Inc.
    • Donald F. Hallden
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Reduced torque gate valve with roller screw
    • Publication number 20030038266
    • Publication date Feb 27, 2003
    • Donald F. Hallden
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...