TREA

Eberhard Janssen

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  • Duren-Echtz, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter candle
    • Patent number 5,223,012
    • Issue date Jun 29, 1993
    • Thomas Josef Heimbach GmbH & Co.
    • Walter Best
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Belt for papermaking machines
    • Patent number 5,178,937
    • Issue date Jan 12, 1993
    • Thomas Josef Heimbach GmbH & Co.
    • Eberhard Janssen
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Belt for papermaking machines
    • Patent number 5,175,037
    • Issue date Dec 29, 1992
    • Thomas Josef Heimbach GmbH & Co.
    • Otto G. I. Merckens
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Length of material, in particular for filtering, method for its man...
    • Patent number 4,788,100
    • Issue date Nov 29, 1988
    • Thomas Josef Heimbach GmbH & Co.
    • Eberhard Janssen
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS

Patents Applicationslast 30 patents