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. 02, 2013
Filed:
May. 06, 2009
Applicants:
Min Sun, Troy, MI (US);
Sathish Sankara-chinttoanony, Westland, MI (US);
Bryant Chan Pham, Canton, MI (US);
Amr Mohamed Radwan, Canton, MI (US);
Zhiping Han, La Salle, CA;
Wolfgang Krueger, Farmington, MI (US);
Inventors:
Min Sun, Troy, MI (US);
Sathish Sankara-Chinttoanony, Westland, MI (US);
Bryant Chan Pham, Canton, MI (US);
Amr Mohamed Radwan, Canton, MI (US);
Zhiping Han, La Salle, CA;
Wolfgang Krueger, Farmington, MI (US);
Assignee:
Detroit Diesel Corporation, Detroit, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method to control NH3 slippage and NOconversion in an electronic controlled internal combustion engine exhaust system equipped with a selective catalyst reducer, a diesel particulate filter, a diesel oxidation catalyst and a urea doser.