TREA

Zbigniew H. Gugala

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  • Elmhurst, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    External valve operating means
    • Patent number 5,590,680
    • Issue date Jan 7, 1997
    • Henry Valve Company
    • Zbigniew H. Gugala
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stem seal configuration for ball valves
    • Patent number 5,577,709
    • Issue date Nov 26, 1996
    • Henry Valve Company
    • Zbigniew H. Gugala
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Refillable filter-drier assembly
    • Patent number 4,683,057
    • Issue date Jul 28, 1987
    • Henry Valve Company
    • Richard J. Krause
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    Safety valve and safety valve system
    • Publication number 20020096210
    • Publication date Jul 25, 2002
    • Paul Schwarz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...