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Lawrence A. Ryan

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  • Bartlesville, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fractional distillation column control
    • Patent number 4,529,484
    • Issue date Jul 16, 1985
    • Phillips Petroleum Company
    • Lawrence A. Ryan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fractional distillation column control
    • Patent number 4,417,311
    • Issue date Nov 22, 1983
    • Phillips Petroleum Company
    • Lawrence A. Ryan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL