TREA

John T. Allen

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  • Duncan, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tube jetting apparatus
    • Patent number 5,323,686
    • Issue date Jun 28, 1994
    • Halliburton Company
    • John T. Allen
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Tube jetting apparatus
    • Patent number 5,217,167
    • Issue date Jun 8, 1993
    • Halliburton Company
    • John T. Allen
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Tube jetting apparatus
    • Patent number 5,154,198
    • Issue date Oct 13, 1992
    • Halliburton Company
    • John T. Allen
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Eddy current braked spinning jet nozzle
    • Patent number 5,141,158
    • Issue date Aug 25, 1992
    • Halliburton Company
    • John T. Allen
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Air preheater water jet cleaning apparatus
    • Patent number 4,850,423
    • Issue date Jul 25, 1989
    • Halliburton Company
    • John T. Allen
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Mechanical fuse for reciprocating roller chain
    • Patent number 4,846,769
    • Issue date Jul 11, 1989
    • Halliburton Company
    • John T. Allen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...