TREA

Ronald L. Riess

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  • Houston, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fire-resistant gate valve
    • Patent number 4,568,062
    • Issue date Feb 4, 1986
    • FMC Corporation
    • Alfred P. Regitz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Combined metallic and flexible non-metallic pressure seal
    • Patent number 4,486,002
    • Issue date Dec 4, 1984
    • FMC Corporation
    • Ronald L. Riess
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...