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:
Sep. 27, 2016
Filed:
Mar. 19, 2010
Applicants:
Sanath V. Kumar, Hillsborough, NJ (US);
Stanley A. Roth, Yardley, PA (US);
Inventors:
Sanath V. Kumar, Hillsborough, NJ (US);
Stanley A. Roth, Yardley, PA (US);
Assignee:
BASF Corporation, Florham Park, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F01N 3/08 (2006.01); F01N 3/033 (2006.01); F01N 3/035 (2006.01); F01N 3/20 (2006.01); F01N 3/22 (2006.01); F01N 13/00 (2010.01); B01D 53/94 (2006.01); F01N 3/30 (2006.01);
U.S. Cl.
CPC ...
F01N 3/0807 (2013.01); B01D 53/9477 (2013.01); F01N 3/033 (2013.01); F01N 3/035 (2013.01); F01N 3/0814 (2013.01); F01N 3/0821 (2013.01); F01N 3/206 (2013.01); F01N 3/2066 (2013.01); F01N 3/2073 (2013.01); F01N 3/22 (2013.01); F01N 13/009 (2014.06); B01D 53/9422 (2013.01); B01D 53/9472 (2013.01); B01D 53/9481 (2013.01); B01D 2251/208 (2013.01); B01D 2251/2062 (2013.01); B01D 2251/2067 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/20723 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/20776 (2013.01); B01D 2255/50 (2013.01); B01D 2255/9032 (2013.01); B01D 2255/91 (2013.01); B01D 2255/9155 (2013.01); B01D 2258/012 (2013.01); F01N 3/30 (2013.01); F01N 2250/02 (2013.01); F01N 2250/12 (2013.01); F01N 2250/14 (2013.01); F01N 2270/04 (2013.01); F01N 2570/14 (2013.01); F01N 2570/18 (2013.01); F01N 2610/03 (2013.01); F01N 2610/04 (2013.01); F01N 2610/05 (2013.01); Y02T 10/24 (2013.01);
Abstract
Systems and methods for abating NOx in an exhaust stream are provided. System using a lean NOx trap, an air injector and optional catalysts and filters are described. The emissions treatment system is advantageously used for the treatment of exhaust streams from diesel engines and lean burn gasoline engines.