TREA

Herbert Schrefl

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  • St. Poelten, AT
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing device
    • Patent number 7,090,219
    • Issue date Aug 15, 2006
    • Voith Paper Patent GmbH
    • Herbert Schrefl
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

  • Information Patent Application

    Suction or Ventilation Roll
    • Publication number 20070272384
    • Publication date Nov 29, 2007
    • Herbert Schrefl
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Heated cylinder
    • Publication number 20070184955
    • Publication date Aug 9, 2007
    • VOITH PATENT GmbH
    • Thomas Gruber-Nadlinger
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Suction or blowing cylinder
    • Publication number 20070103530
    • Publication date May 10, 2007
    • VOITH PAPER PATENT GmbH
    • Herbert Schrefl
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Sealing device
    • Publication number 20040195779
    • Publication date Oct 7, 2004
    • VOITH PAPER PATENT GmbH
    • Herbert Schrefl
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Sealing device
    • Publication number 20020175477
    • Publication date Nov 28, 2002
    • VOITH PAPER PATENT GmbH
    • Herbert Schrefl
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE