Patents by Inventor Frank Haselhuhn

Frank Haselhuhn has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Coarse support silica particles
    Patent number: 10752510
    Abstract: The present invention relates to novel granular silicas for use as support material, especially as support for catalysts for fixed bed reactors, and to the production and use thereof.
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: August 25, 2020
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Claus-Peter Drexel, Frank Haselhuhn, Frank Heindl, Ralf Rausch, Guenter Stein
  • Precipitated silicic acids for support applications
    Patent number: 8962519
    Abstract: The present invention relates to novel precipitated silicic acids for use as support materials, manufacture thereof and use thereof.
    Type: Grant
    Filed: July 22, 2009
    Date of Patent: February 24, 2015
    Assignee: Evonik Degussa GmbH
    Inventors: Frank Heindl, Claus-Peter Drexel, Frank Haselhuhn
  • COARSE SUPPORT SILICA PARTICLES
    Publication number: 20120322893
    Abstract: The present invention relates to novel granular silicas for use as support material, especially as support for catalysts for fixed bed reactors, and to the production and use thereof.
    Type: Application
    Filed: March 14, 2011
    Publication date: December 20, 2012
    Applicant: EVONIK DEGUSSA GMBH
    Inventors: Claus-Peter Drexel, Frank Haselhuhn, Frank Heindl, Ralf Rausch, Guenter Stein
  • NOVEL PRECIPITATED SILICIC ACIDS FOR SUPPORT APPLICATIONS
    Publication number: 20110136919
    Abstract: The present invention relates to novel precipitated silicic acids for use as support materials, manufacture thereof and use thereof.
    Type: Application
    Filed: July 22, 2009
    Publication date: June 9, 2011
    Inventors: Frank Heindl, Claus-Peter Drexel, Frank Haselhuhn