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Hans Johansson-Vestin

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  • Kungalv, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silica-based sols
    • Patent number 8,835,515
    • Issue date Sep 16, 2014
    • Akzo Nobel, N.V.
    • Michael Persson
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Treatment of pulp
    • Patent number 8,728,274
    • Issue date May 20, 2014
    • Akzo Nobel N.V.
    • Thomas Christopher Greschik
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Process for the production of a cellulosic product
    • Patent number 8,118,976
    • Issue date Feb 21, 2012
    • Akzo Nobel N.V.
    • Hans Johansson-Vestin
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Silica-based sols
    • Patent number 7,919,535
    • Issue date Apr 5, 2011
    • Akzo Nobel N.V.
    • Michael Persson
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Sizing of paper
    • Patent number 7,892,398
    • Issue date Feb 22, 2011
    • Akzo Nobel N.V.
    • Hans Johansson-Vestin
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Polysilicate microgels
    • Patent number 7,662,306
    • Issue date Feb 16, 2010
    • Akzo Nobel N.V.
    • Michael Persson
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Aqueous silica-containing composition
    • Patent number 7,608,644
    • Issue date Oct 27, 2009
    • Akzo Nobel N.V.
    • Johan Nyander
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Process for production of paper
    • Patent number 7,488,402
    • Issue date Feb 10, 2009
    • Akzo Nobel N.V.
    • Sten Frölich
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Papermaking process using a specified NSF to silica-based particle...
    • Patent number 7,156,955
    • Issue date Jan 2, 2007
    • Akzo Nobel N.V.
    • Johan Nyander
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Process for the production of paper
    • Patent number 6,918,995
    • Issue date Jul 19, 2005
    • Akzo Nobel N.V.
    • Sten Frölich
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Process for the production of paper using silica-based sols
    • Patent number 6,893,538
    • Issue date May 17, 2005
    • Akzo Nobel N.V.
    • Peter Greenwood
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Silica-based sols
    • Patent number 6,379,500
    • Issue date Apr 30, 2002
    • Akzo Nobel N.V.
    • Peter Greenwood
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

  • Information Patent Application

    SILICA-BASED SOLS
    • Publication number 20110196047
    • Publication date Aug 11, 2011
    • Akzo Nobel N.V.
    • Michael Persson
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    PROCESS FOR THE PRODUCTION OF A CELLULOSIC PRODUCT
    • Publication number 20100236737
    • Publication date Sep 23, 2010
    • Akzo Nobel N.V.
    • Hans Johansson-Vestin
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    TREATMENT OF PULP
    • Publication number 20080073043
    • Publication date Mar 27, 2008
    • Akzo Nobel N.V.
    • Thomas Christopher Greschik
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Sizing of paper
    • Publication number 20070137523
    • Publication date Jun 21, 2007
    • Akzo Nobel N.V.
    • Hans Johansson-Vestin
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Process for production of paper
    • Publication number 20050236126
    • Publication date Oct 27, 2005
    • Sten Frolich
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Aqueous silica-containing composition
    • Publication number 20050209389
    • Publication date Sep 22, 2005
    • Johan Nyander
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Silica-based sols
    • Publication number 20050113462
    • Publication date May 26, 2005
    • Michael Persson
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    Aqueous silica-containing composition
    • Publication number 20050061462
    • Publication date Mar 24, 2005
    • Hans Johansson-Vestin
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Aqueous silica-containing composition
    • Publication number 20030136534
    • Publication date Jul 24, 2003
    • Hans Johansson-Vestin
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Aqueous silica-containing composition
    • Publication number 20030139517
    • Publication date Jul 24, 2003
    • Johan Nyander
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Silica-based sols
    • Publication number 20030066617
    • Publication date Apr 10, 2003
    • Peter Greenwood
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    POLYSILICATE MICROGELS
    • Publication number 20030025103
    • Publication date Feb 6, 2003
    • MICHAEL PERSSON
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    Process for manufacturing paper
    • Publication number 20020166648
    • Publication date Nov 14, 2002
    • Sten Frolich
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Silica-based sols
    • Publication number 20020147240
    • Publication date Oct 10, 2002
    • Michael Persson
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    Process for the production of paper
    • Publication number 20020096289
    • Publication date Jul 25, 2002
    • Sten Frolich
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    Silica-based sols
    • Publication number 20010004927
    • Publication date Jun 28, 2001
    • Peter Greenwood
    • C01 - INORGANIC CHEMISTRY