The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 11, 2010
Filed:
Jan. 08, 2008
Applicants:
Ludwig Wieres, Overath, DE;
Ferdi Kurth, Mechernich, DE;
Jörg Gutowski, Eisenach, DE;
Hans-günter Faust, Köln, DE;
Inventors:
Ludwig Wieres, Overath, DE;
Ferdi Kurth, Mechernich, DE;
Jörg Gutowski, Eisenach, DE;
Hans-Günter Faust, Köln, DE;
Assignee:
EMITEC Gesellschaft fuer Emissionstechnologie mbH, Lohmar, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); B01D 39/20 (2006.01); F01N 3/022 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filter layer includes at least partially gas-permeable material having a plurality of segments joined to one another in such a way that the filter layer has non-parallel edges. Inexpensive manufacturing methods for such a filter layer, conical honeycomb bodies having the filter layer and particle-filtering exhaust gas purification apparatuses for motor vehicles, are also provided.