TREA

Johnny R. Wells

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  • Comanche, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricated pump packing assembly
    • Patent number 5,135,238
    • Issue date Aug 4, 1992
    • Halliburton Company
    • John R. Wells
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Front-discharge fluid end for reciprocating pump
    • Patent number 5,073,096
    • Issue date Dec 17, 1991
    • Halliburton Company
    • Randall K. King
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double poppet relief valve
    • Patent number 4,850,392
    • Issue date Jul 25, 1989
    • Halliburton Company
    • J. Bradley Crump
    • E21 - EARTH DRILLING MINING