TREA

David J. Scallan

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  • Pineville, LA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Media assisted valves
    • Patent number 5,339,857
    • Issue date Aug 23, 1994
    • Dresser Industries Inc.
    • David J. Scallan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid valve with actuation sensor
    • Patent number 5,144,977
    • Issue date Sep 8, 1992
    • Dresser Industries, Inc.
    • Don W. Eggerton
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety relief valve
    • Patent number 4,708,164
    • Issue date Nov 24, 1987
    • Dresser Industries, Inc.
    • David J. Scallan
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...