TREA

Heinz Hoppen

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  • Overath-Steinenbruck, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for drying and grinding
    • Patent number 4,113,187
    • Issue date Sep 12, 1978
    • Klockner-Humboldt-Deutz Aktiengesellschaft
    • Heinz Hoppen
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...