TREA

Erwin Schmitz

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  • Beckum, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tube mill partition
    • Patent number 5,016,826
    • Issue date May 21, 1991
    • Christian Pfeiffer Maschinenfabrik GmbH & Co., KG
    • Ralph Michelsen
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Rotary basket air classifier
    • Patent number 4,661,244
    • Issue date Apr 28, 1987
    • Firma Christian Pfeiffer
    • Ernst W. Hanke
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING