TREA

Cellwood Grubbens AB

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  • Stockholm, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vortex cleaner
    • Patent number 4,224,145
    • Issue date Sep 23, 1980
    • Cellwood Grubbens AB
    • Karl A. Skardal
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Vortex cleaner
    • Patent number 4,156,485
    • Issue date May 29, 1979
    • Cellwood Grubbens AB
    • Karl A. Skardal
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

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