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. 03, 2012
Filed:
May. 28, 2010
Christopher Oberski, Plymouth, MI (US);
Giovanni Cavataio, Dearborn, MI (US);
Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);
Timothy Webb, Ann Arbor, MI (US);
William Ruona, Farmington Hills, MI (US);
Christopher Oberski, Plymouth, MI (US);
Giovanni Cavataio, Dearborn, MI (US);
Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);
Timothy Webb, Ann Arbor, MI (US);
William Ruona, Farmington Hills, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
A method of managing vapors generated from an ammonia-containing reductant delivery system for a vehicle is described. The method may include storing ammonia containing vapors generated in the reductant delivery system during engine-off and then purging said stored ammonia into an exhaust of the engine to react in a catalyst in the exhaust flow during engine operation.