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Albrecht Kahmann

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  • Weingarten, DT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydrocyclone
    • Patent number 4,094,794
    • Issue date Jun 13, 1978
    • Escher Wyss GmbH
    • Albrecht Kahmann
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Refiner for grinding of fibrous material
    • Patent number 4,061,283
    • Issue date Dec 6, 1977
    • Escher Wyss GmbH
    • Albrecht Kahmann
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Stock pulper
    • Patent number 3,945,576
    • Issue date Mar 23, 1976
    • Escher Wyss GmbH
    • Albrecht Kahmann
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Stock pulper
    • Patent number 3,942,728
    • Issue date Mar 9, 1976
    • Escher Wyss GmbH
    • Alfred Christ
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE