TREA

Zhenggang Wang

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  • Tulsa, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotatable valve assembly
    • Patent number 6,098,495
    • Issue date Aug 8, 2000
    • BS & B Safety Systems, Inc.
    • Zhenggang Wang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotatable valve assembly
    • Patent number 5,947,445
    • Issue date Sep 7, 1999
    • BS & B Safety Systems, Inc.
    • Zhenggang Wang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure surge resistant rupture disk assembly
    • Patent number 5,482,075
    • Issue date Jan 9, 1996
    • BS & B Safety Systems, Inc.
    • Stephen P. Farwell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure surge resistant rupture disk assembly
    • Patent number 5,377,716
    • Issue date Jan 3, 1995
    • BS & B Safety Systems, Inc.
    • Stephen P. Farwell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...