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:
Jun. 13, 2017
Filed:
Jan. 20, 2015
Applicant:
Cummins Inc., Columbus, IN (US);
Inventors:
Aniket Gupta, Wuhan, CN;
Michael J. Cunningham, Greenwood, IN (US);
Michael J. Ruth, Franklin, IN (US);
Krishna P. Chilumukuru, Columbus, IN (US);
Assignee:
Cummins Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/035 (2006.01); F01N 3/08 (2006.01); F01N 3/20 (2006.01); F01N 9/00 (2006.01); F01N 13/00 (2010.01); F01N 3/10 (2006.01);
U.S. Cl.
CPC ...
F01N 3/035 (2013.01); F01N 3/0807 (2013.01); F01N 3/0835 (2013.01); F01N 3/0842 (2013.01); F01N 3/106 (2013.01); F01N 3/208 (2013.01); F01N 9/00 (2013.01); F01N 9/002 (2013.01); F01N 13/009 (2014.06); F01N 13/0093 (2014.06); F01N 13/0097 (2014.06); F01N 3/103 (2013.01); F01N 3/108 (2013.01); F01N 2340/02 (2013.01); F01N 2570/12 (2013.01); F01N 2570/14 (2013.01); F01N 2610/02 (2013.01); F01N 2610/06 (2013.01); F01N 2610/146 (2013.01); F01N 2610/1406 (2013.01); F01N 2610/1453 (2013.01); F01N 2900/1402 (2013.01); F01N 2900/1404 (2013.01); F01N 2900/1602 (2013.01); Y02T 10/24 (2013.01); Y02T 10/47 (2013.01);
Abstract
Systems and methods are provided for managing low temperature NOand HC emissions, such as during a cold start of an internal combustion engine. The systems and methods include storing NOand HC emissions at low temperatures and passively releasing and treating these emissions as the temperature of the exhaust system increases.