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. 18, 2021
Filed:
Jun. 12, 2018
Applicant:
Daimler Ag, Stuttgart, DE;
Inventors:
Johannes Bleckmann, Friedrichshafen, DE;
Claudia Essmann, Stuttgart, DE;
Uwe Gaertner, Remshalden, DE;
Alexander Massner, Esslingen, DE;
Michael Stiller, Remseck, DE;
Assignee:
Daimler AG, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F01N 3/20 (2006.01); B01D 53/94 (2006.01); F01N 3/035 (2006.01); F01N 3/10 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2066 (2013.01); B01D 53/9418 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/50 (2013.01); F01N 3/035 (2013.01); F01N 3/106 (2013.01); F01N 2610/02 (2013.01);
Abstract
In an exhaust system for a motor vehicle having an exhaust treatment device for after-treating exhaust gas of a combustion engine of the motor vehicle, the exhaust gas treatment device includes a first SCR catalyst, which has a zeolite material containing copper, an ammonia slip catalyst, which is arranged downstream of the first SCR catalyst, and a particulate filter. A second SCR catalyst, which has an SCR catalyst material containing vanadium, is arranged upstream of the first SCR catalyst.