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:
Jul. 15, 2014
Filed:
Feb. 24, 2009
Applicants:
Edgar V. Huennekes, Wunstorf, DE;
Martin Kalwei, Hannover, DE;
Inventors:
Edgar V. Huennekes, Wunstorf, DE;
Martin Kalwei, Hannover, DE;
Assignee:
BASF Corporation, Florham Park, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided are exhaust systems, components, and catalytic articles that have been passivated for use in conjunction with diesel engines that includes a NOx abatement system that uses a reductant. These items are passivated in order to minimize degradation of a reductant in their presence when, for example, they have been subjected to temperatures in excess of 650° C.