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Bernfried Kalthof

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  • Kleinwallstadt, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing plastic rods
    • Patent number 7,968,027
    • Issue date Jun 28, 2011
    • Evonik Roehm GmbH
    • Bernfried Kalthof
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    PROCESS FOR PRODUCING PLASTIC RODS
    • Publication number 20120232531
    • Publication date Sep 13, 2012
    • EVONIK DEGUSSA GmbH
    • Rainer Goering
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Method for producing plastic rods
    • Publication number 20070108669
    • Publication date May 17, 2007
    • ROEHM GMBH & CO. KG
    • Bernfried Kalthof
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL