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:
Aug. 19, 2008
Filed:
Jan. 27, 2006
Applicants:
Rijing Zhan, San Antonio, TX (US);
Yiqun Huang, San Antonio, TX (US);
Inventors:
Rijing Zhan, San Antonio, TX (US);
Yiqun Huang, San Antonio, TX (US);
Assignee:
Southwest Research Institute, San Antonio, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and system for controlling exhaust gas temperature at a diesel particulate filter during regeneration. The temperature rise is controlled at a rate that will prevent harm to the filter caused by high temperatures and rapid increases.