TREA

Eugene Chisely

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  • Fort Smith, AR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tractrix valve
    • Patent number 6,651,957
    • Issue date Nov 25, 2003
    • John J. Wordin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plug valve internal pressure balancing
    • Patent number 6,484,999
    • Issue date Nov 26, 2002
    • John J. Wordin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Tractrix valve
    • Publication number 20020121621
    • Publication date Sep 5, 2002
    • John J. Wordin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...