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. 24, 2022
Filed:
Oct. 23, 2017
Applicant:
Basf Corporation, Florham Park, NJ (US);
Inventor:
Sandip Shah, East Brunswick, NJ (US);
Assignee:
BASF Corporation, Florham Park, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F01N 3/20 (2006.01); F01N 13/00 (2010.01); F01N 3/08 (2006.01); F01N 3/10 (2006.01);
U.S. Cl.
CPC ...
F01N 3/2073 (2013.01); F01N 3/0842 (2013.01); F01N 3/106 (2013.01); F01N 13/0093 (2014.06); F01N 2340/02 (2013.01); F01N 2370/02 (2013.01); F01N 2510/0682 (2013.01); F01N 2570/14 (2013.01);
Abstract
Certain catalytic articles, systems or methods provide for excellent NOx conversion and are especially suitable for low temperature NOx conversion. The articles, systems and methods are suitable for instance for the treatment of exhaust gas of diesel engines. Certain articles or systems contain an upstream SCR composition and a downstream LNT composition. The substrate(s) may advantageously be electrically heated.