Patents by Inventor Franz Föhres

Franz Föhres 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).

  • Method for producing a dimensionally accurate honeycomb body
    Patent number: 8281488
    Abstract: A method for producing a honeycomb body having a honeycomb structure disposed in a housing, includes at least forming a honeycomb structure, inserting the honeycomb structure into a housing, carrying out a heat treatment operation on the honeycomb structure having the housing, contacting outer regions with a molding, at least during the inserting step or the heat treatment step, and reproducing a desired outer contour of the housing with contact faces of the molding. A molding and an exhaust gas treatment unit produced with a thin housing in a dimensionally accurate manner, are also provided.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: October 9, 2012
    Assignee: EMITEC Gesellschaft fuer Emissionstechnologie mbH
    Inventors: Ludwig Wieres, Jörg Gutowski, Hans-Günter Faust, Ferdi Kurth, Franz Föhres