TREA

Norbert Schroder

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  • Oelde, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roller mill
    • Patent number 4,880,172
    • Issue date Nov 14, 1989
    • Krupp Polysius AG
    • Otto Heinemann
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Percussion jig
    • Patent number 4,663,031
    • Issue date May 5, 1987
    • Krupp Polysius AG
    • Otto Heinemann
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Percussion jig
    • Patent number 4,563,271
    • Issue date Jan 7, 1986
    • Krupp Polysius AG
    • Norbert Schroder
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...