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. 14, 2020
Filed:
Oct. 20, 2017
Applicant:
Umicore Ag & Co. KG, Hanau-Wolfgang, DE;
Inventors:
Davion Onuga Clark, Auburn Hills, MI (US);
Christoph Hengst, Butzbach, DE;
Assignee:
UMICORE AG & CO. KG, Hunau-Wolfgang, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/20 (2006.01); B01D 53/94 (2006.01); B01J 29/74 (2006.01); F01N 3/08 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2026 (2013.01); B01D 53/9418 (2013.01); B01D 53/9431 (2013.01); B01D 53/9481 (2013.01); B01J 29/743 (2013.01); B01J 29/7415 (2013.01); F01N 3/0814 (2013.01); F01N 3/0842 (2013.01); F01N 3/2013 (2013.01); F01N 3/2066 (2013.01); B01D 53/9477 (2013.01); B01D 2251/2062 (2013.01); B01D 2251/2067 (2013.01); B01D 2253/1085 (2013.01); B01D 2253/1122 (2013.01); B01D 2253/1124 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/50 (2013.01); B01D 2255/502 (2013.01); B01D 2255/504 (2013.01); B01D 2255/9032 (2013.01); B01D 2255/91 (2013.01); B01D 2255/9207 (2013.01); F01N 2370/04 (2013.01); F01N 2510/068 (2013.01);
Abstract
The present invention relates to a catalyst comprising a carrier substrate of the length L, a passive nitrogen oxide adsorber and means to control the temperature of the carrier substrate, as well as a process for cleaning of an exhaust gas emitted from a lean burn engine.