TREA

John Heil

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  • Pascagoula, MS, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve seal apparatus
    • Patent number 5,338,004
    • Issue date Aug 16, 1994
    • John S. Heil
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum distillation system utilizing loose polymer lining
    • Patent number 5,246,549
    • Issue date Sep 21, 1993
    • John Heil
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Valve seal apparatus
    • Patent number 5,170,991
    • Issue date Dec 15, 1992
    • John S. Heil
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve seal apparatus
    • Patent number 5,052,658
    • Issue date Oct 1, 1991
    • John S. Heil
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow line sampler valve apparatus
    • Patent number 4,671,314
    • Issue date Jun 9, 1987
    • John S. Heil
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS