TREA

Helmut Stockmann

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  • Wesseling, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cone crusher
    • Patent number 4,651,933
    • Issue date Mar 24, 1987
    • Klockner-Humboldt-Deutz Aktiengesellschaft
    • Klaus Schutte
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Cone crusher labyrinth seal
    • Patent number 4,629,197
    • Issue date Dec 16, 1986
    • Klockner-Humboldt-Deutz Aktiengesellschaft
    • Klaus Schutte
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Cone crusher labyrinth seal
    • Patent number 4,602,746
    • Issue date Jul 29, 1986
    • Klockner-Humboldt Deutz AG
    • Helmut Stockmann
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...