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:
May. 08, 2018
Filed:
Apr. 03, 2012
Eric Kurtz, Dearborn, MI (US);
Paul Joseph Tennison, West Bloomfield, MI (US);
William Charles Ruona, Farmington Hills, MI (US);
Waheed Alashe, Northville, MI (US);
David A. May, Dearborn, MI (US);
Joshua Putman Styron, Canton, MI (US);
Eric Kurtz, Dearborn, MI (US);
Paul Joseph Tennison, West Bloomfield, MI (US);
William Charles Ruona, Farmington Hills, MI (US);
Waheed Alashe, Northville, MI (US);
David A. May, Dearborn, MI (US);
Joshua Putman Styron, Canton, MI (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
Methods and systems for increasing fuel economy of a vehicle including a SCR catalyst are presented. In one example, an amount of EGR provided to an engine is decreased in response to performance of the SCR being within a predetermined range of performance. The methods and systems may increase vehicle fuel economy while vehicle tailpipe emissions are achieved.