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:
Nov. 22, 2011
Filed:
Dec. 18, 2007
Applicants:
Paul R. Miller, Columbus, IN (US);
Wei LU, Columbus, IN (US);
Inventors:
Paul R. Miller, Columbus, IN (US);
Wei Lu, Columbus, IN (US);
Assignee:
Cummins, Inc., Columbus, IN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
One embodiment is a method including providing an exhaust aftertreatment system including an adsorber, commanding rich operation wherein the adsorber is provided with increased reductant, and ending rich operation upon the first of a commanded rich operation threshold being met or a confirmed rich operation threshold being met. Other embodiments include additional methods, software, apparatuses and systems. Further embodiments, forms, objects, features, advantages, aspects, and benefits shall become apparent from the following description and drawings.