TREA

Jim Frye

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  • Oklahoma City, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Draw works
    • Patent number 4,488,708
    • Issue date Dec 18, 1984
    • James A. Frye
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Rotary plug valve
    • Patent number 4,113,228
    • Issue date Sep 12, 1978
    • James A. Frye
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary hearth furnace
    • Patent number 4,007,695
    • Issue date Feb 15, 1977
    • Jim Frye
    • F27 - FURNACES KILNS OVENS RETORTS