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. 22, 2008
Filed:
Sep. 19, 2005
Applicants:
Mark D. Hemingway, Columbiaville, MI (US);
William J. Labarge, Bay City, MI (US);
Haskell Simpkins, Grand Blanc, MI (US);
Inventors:
Mark D. Hemingway, Columbiaville, MI (US);
William J. LaBarge, Bay City, MI (US);
Haskell Simpkins, Grand Blanc, MI (US);
Assignee:
Delphi Technologies, Inc., Troy, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/56 (2006.01); B01D 53/94 (2006.01); B01J 19/24 (2006.01); C01C 1/00 (2006.01); F01N 3/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
One embodiment of a method of operating a NOx abatement system comprises: introducing an exhaust stream to an ammonia generator in a normal flow direction, adsorbing NOx from the exhaust stream in the ammonia generator, diverting the exhaust stream around the ammonia generator, introducing hydrogen to the ammonia generator in a direction opposite the normal flow direction, and generating ammonia within the ammonia generator.