Patents by Inventor Siegfried Polier

Siegfried Polier 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).

  • Production of Cu/Zn/A1 catalysts via the formate route
    Patent number: 7820128
    Abstract: The invention relates to a process for preparing Cu/Zn/Al catalysts. In this process, the metals are used in the form of their formates and are precipitated in a suitable form. Suitable precipitants are, for example, alkali metal carbonates. The invention further relates to a catalyst as can be obtained by the process according to the invention and to its use.
    Type: Grant
    Filed: May 2, 2006
    Date of Patent: October 26, 2010
    Assignee: Sud-Chemie AG
    Inventors: Siegfried Polier, Martin Hieke, Dieter Hinze
  • PRODUCTION OF Cu/Zn/Al CATALYSTS VIA THE FORMATE ROUTE
    Publication number: 20090048355
    Abstract: The invention relates to a process for preparing Cu/Zn/Al catalysts. In this process, the metals are used in the form of their formates and are precipitated in a suitable form. Suitable precipitants are, for example, alkali metal carbonates. The invention further relates to a catalyst as can be obtained by the process according to the invention and to its use.
    Type: Application
    Filed: May 2, 2006
    Publication date: February 19, 2009
    Applicant: SUD-CHEMIE AG
    Inventors: Siegfried Polier, Martin Hieke, Dieter Hinze