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:
Jan. 07, 2014
Filed:
May. 19, 2008
Dennis J. Malfer, Glen Allen, VA (US);
Joshua J. Bennett, Richmond, VA (US);
Jason A. Lagona, Richmond, VA (US);
David A. Hutchison, Powhatan, VA (US);
Dennis J. Malfer, Glen Allen, VA (US);
Joshua J. Bennett, Richmond, VA (US);
Jason A. Lagona, Richmond, VA (US);
David A. Hutchison, Powhatan, VA (US);
Afton Chemical Corporation, Richmond, VA (US);
Abstract
A diesel fuel, diesel fuel additive concentrate and method for improving the performance of fuel injectors for a diesel engine are provided. The diesel fuel includes a major amount of middle distillate fuel; and a reaction product of a hydrocarbyl substituted dicarboxylic acid or anhydride and an amine compound or salt. The amine compound has the formula wherein R is selected from the group consisting of a hydrogen and a hydrocarbyl group containing from about 1 to about 15 carbon atoms, and Ris selected from the group consisting of hydrogen and a hydrocarbyl group containing from about 1 to about 20 carbon atoms. The reaction product contains at least one amino triazole group and is present in the fuel in an amount sufficient to improve the performance of diesel fuel injectors.