Patents Assigned to Mann+Hummel Innenraumfilter GmbH & Co. KG
  • Molded porous ceramic article containing beta-SiC and process for the production thereof
    Patent number: 7648932
    Abstract: The invention relates to a process for the production of a molded porous ceramic article containing ?-SiC, which process comprises the following steps: the preparation of a molded article containing silicon and carbon and the subsequent pyrolysis and siliconization of the article containing silicon and carbon to form SiC. The invention further relates to a molded porous ceramic article containing SiC which has been produced from a molded article containing silicon and carbon.
    Type: Grant
    Filed: July 5, 2006
    Date of Patent: January 19, 2010
    Assignee: Mann+Hummel Innenraumfilter GmbH & Co. KG
    Inventors: Lars Weisensel, Thomas Wolff, Heino Sieber, Peter Greil