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, 2015
Filed:
Nov. 30, 2012
Applicant:
Tenneco Automotive Operating Company Inc., Lake Forest, IL (US);
Inventors:
Michael Golin, Dexter, MI (US);
John DeGeorge, Michigan Center, MI (US);
Guanyu Zheng, Novi, MI (US);
Adam J. Kotrba, Laingsburg, MI (US);
Assignee:
Tenneco Automotive Operating Company, Inc., Lake Forrest, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F01N 3/10 (2006.01); F01N 3/20 (2006.01); F01N 9/00 (2006.01); F01N 3/025 (2006.01); F01N 3/035 (2006.01); F01N 13/00 (2010.01);
U.S. Cl.
CPC ...
F01N 3/106 (2013.01); F01N 3/025 (2013.01); F01N 3/035 (2013.01); F01N 3/208 (2013.01); F01N 9/002 (2013.01); F01N 13/0097 (2014.06); F01N 13/017 (2014.06); F01N 2610/02 (2013.01); F01N 2900/1404 (2013.01); F01N 2900/1411 (2013.01); Y02T 10/24 (2013.01); Y02T 10/47 (2013.01);
Abstract
An exhaust system including a plurality of exhaust treatment devices, plurality of injectors for dosing an exhaust treatment fluid into an exhaust stream, and a controller for controlling each of the plurality of injectors. The controller actively controls an amount of exhaust treatment fluid dosed into the exhaust stream by each of the plurality of injectors based on at least one of an exhaust flow rate and a temperature of the exhaust stream.