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:
Sep. 10, 2013
Filed:
Apr. 19, 2012
Julienne M. Galante-fox, Midlothian, VA (US);
Scott D. Schwab, Richmond, VA (US);
Xinggao Fang, Midlothian, VA (US);
Julienne M. Galante-Fox, Midlothian, VA (US);
Scott D. Schwab, Richmond, VA (US);
Xinggao Fang, Midlothian, VA (US);
Afton Chemical Corporation, Richmond, VA (US);
Abstract
A method for cleaning internal components of a fuel injector for a diesel engine. The method includes operating a fuel injected diesel engine on a fuel composition comprising a major amount of fuel and from about 10 to about 100 ppm by weight based on the total weight of the fuel composition of (A) a compound of the formula: and tautomers and enantiomers thereof, wherein Ris a hydrocarbyl group having a number average molecular weight ranging from 100 to 5000.