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:
Aug. 28, 2012
Filed:
Jan. 13, 2010
Torsten W. Müller-stach, Hannover, DE;
Torsten Neubauer, Langenhagen, DE;
Alfred H. Punke, Schwuelper, DE;
Gerd Grubert, Hannover, DE;
Attilio Siani, Hannover, DE;
Corinna Freitag, Hannover, DE;
Torsten W. Müller-Stach, Hannover, DE;
Torsten Neubauer, Langenhagen, DE;
Alfred H. Punke, Schwuelper, DE;
Gerd Grubert, Hannover, DE;
Attilio Siani, Hannover, DE;
Corinna Freitag, Hannover, DE;
BASF Corporation, Florham Park, NJ (US);
Abstract
Provided is a diesel oxidation catalyst for the treatment of exhaust gas emissions from a diesel engine and a method for treating a diesel exhaust gas stream, the method comprising providing a diesel oxidation catalyst and contacting said diesel exhaust gas stream with said diesel oxidation catalyst for the treatment of exhaust gas emissions. More particularly, the present invention is directed to a catalyst structure comprising three distinct layers; in which layer comprises a precious metal component such as palladium is located between two hydrocarbon storage layers comprising a molecular sieve such as a zeolite.