TREA

John W. Rishel

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  • Vicksburg, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vibrating filter
    • Patent number 5,084,176
    • Issue date Jan 28, 1992
    • Delaware Capital Formation, Inc.
    • Scott J. Davis
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Vibrating filter apparatus
    • Patent number 4,836,922
    • Issue date Jun 6, 1989
    • Delaware Capital Formation, Inc.
    • John W. Rishel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    High solids filter
    • Patent number 4,297,209
    • Issue date Oct 27, 1981
    • Dover Corporation
    • Richard B. DeVisser
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Duplex seal for a bag-type filter system
    • Patent number 4,157,964
    • Issue date Jun 12, 1979
    • Dover Corporation
    • John W. Rishel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter with axially shiftable rotating backwash selector
    • Patent number 4,059,518
    • Issue date Nov 22, 1977
    • Dover Corporation
    • John W. Rishel
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL