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Hugo Zurbruggen

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  • Oelde, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self-discharging centrifugal drum
    • Patent number 4,410,319
    • Issue date Oct 18, 1983
    • Westfalia Separator AG
    • Karl-Heinz Zettier
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Self-discharging centrifugal drum
    • Patent number 4,410,317
    • Issue date Oct 18, 1983
    • Westfalia Separator AG
    • Hugo Zurbruggen
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Safety device for centrifugal separator
    • Patent number 4,267,963
    • Issue date May 19, 1981
    • Westfalia Separator Aktiengesellschaft
    • Hugo Zurbruggen
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator with outlet valves
    • Patent number 4,149,668
    • Issue date Apr 17, 1979
    • Westfalia Separator AG
    • Hugo Zurbruggen
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...