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William D. Crowe

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  • San Francisco, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter system with improved blowdown collection and recirculation m...
    • Patent number 4,333,839
    • Issue date Jun 8, 1982
    • J. R. Schneider Co., Inc.
    • Richard E. Cardoza
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter plate for horizontal plate filter
    • Patent number 4,329,228
    • Issue date May 11, 1982
    • J. R. Schneider Co., Inc.
    • William D. Crowe
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter
    • Patent number 4,282,105
    • Issue date Aug 4, 1981
    • J. R. Schneider Co., Inc.
    • William D. Crowe
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Beltless vacuum filter
    • Patent number 4,159,948
    • Issue date Jul 3, 1979
    • J. R. Schneider Co.
    • William D. Crowe
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter apparatus
    • Patent number 4,147,635
    • Issue date Apr 3, 1979
    • J. R. Schneider Co., Inc.
    • William D. Crowe
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter apparatus
    • Patent number 4,145,288
    • Issue date Mar 20, 1979
    • J. R. Schneider Company
    • William D. Crowe
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL