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Gerhard Schmidt

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  • Ettlingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Straining apparatus with a continuous inwardly helical open channel
    • Patent number 5,108,602
    • Issue date Apr 28, 1992
    • Hein, Lehmann Trenn- und Fordertechnik GmbH
    • Gerhard Schmidt
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Screen lining
    • Patent number 4,871,288
    • Issue date Oct 3, 1989
    • Hein, Lehmann AG
    • Gerhard Schmidt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screening device
    • Patent number 4,708,795
    • Issue date Nov 24, 1987
    • Hein, Lehmann AG
    • Gerhard Schmidt
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Screen surfacing with exchangeable screen elements
    • Patent number 4,670,136
    • Issue date Jun 2, 1987
    • Isenmann, Drahterzeugnisse GmbH
    • Gerhard Schmidt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Flat sieve element
    • Patent number 4,473,466
    • Issue date Sep 25, 1984
    • Isenmann Drahterzeugnisse GmbH
    • Gerhard Schmidt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Method and device for coating elements and screen elements made the...
    • Patent number 4,396,503
    • Issue date Aug 2, 1983
    • Hein Lehmann AG
    • Gerhard Schmidt
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Screen bottom system
    • Patent number 4,383,919
    • Issue date May 17, 1983
    • Hein, Lehmann AG
    • Gerhard Schmidt
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING