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:
Dec. 14, 1999
Filed:
Nov. 12, 1996
Applicant:
Inventor:
Robert Quigley, Bracknell, GB;
Assignee:
Ethyl Petroleum Additives, Ltd., Bracknell, GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10L / ; C10L / ;
U.S. Cl.
CPC ...
44330 ; 44386 ; 44412 ; 44418 ;
Abstract
Low sulfur content fuel compositions containing additive compounds are described which exhibit improved lubricity. The additive compounds include a carboxylic acid substituted by at least one hydroxyl group, derivatives of the carboxylic acid substituted by at least one hydroxyl group, and an ester which is the reaction product of a carboxylic acid which does not contain any hydroxy-substitution in the acid backbone and an alkanolamine.