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. 27, 2013
Filed:
Jul. 30, 2009
Douglas Allen Dobson, Ypsilanti, MI (US);
Ed Badillo, Flat Rock, MI (US);
Gang Guo, Ann Arbor, MI (US);
James Robert Warner, Ferndale, MI (US);
Douglas Allen Dobson, Ypsilanti, MI (US);
Ed Badillo, Flat Rock, MI (US);
Gang Guo, Ann Arbor, MI (US);
James Robert Warner, Ferndale, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
Methods and systems for controlling an emission control system of a vehicle having a first SCR region upstream of a second SCR region are provided herein. One exemplary method includes, in a first mode: adjusting an amount of reductant injected upstream of a first SCR region based on a condition of the first SCR region. The method may also include, in a second mode: adjusting the amount of reductant injected upstream of the first SCR region based on a condition of the second SCR region.