TREA

Wesley G. Koops

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  • Holland, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plate shifter mechanism
    • Patent number 5,635,061
    • Issue date Jun 3, 1997
    • JWI, Inc.
    • Leonid B. Gelfand
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Air-assist discharge of filter press cake
    • Patent number 5,567,327
    • Issue date Oct 22, 1996
    • JWI, Inc.
    • Joel D. De Haan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Batch-type sludge drier
    • Patent number 5,456,022
    • Issue date Oct 10, 1995
    • JWI, Inc.
    • David P. McLeod
    • F26 - DRYING
  • Information Patent Grant

    Air-assist discharge of filter press cake
    • Patent number 5,328,617
    • Issue date Jul 12, 1994
    • JWI, Inc.
    • Joel D. De Haan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL