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:
Jul. 19, 2016
Filed:
Feb. 13, 2015
Applicant:
Innospec Limited, Ellesmere Port, Cheshire, GB;
Inventor:
Jacqueline Reid, Cymau, GB;
Assignee:
Innospec Limited, , GB;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10L 1/22 (2006.01); C10L 10/06 (2006.01); C10L 1/222 (2006.01); C10L 1/226 (2006.01); C10L 10/00 (2006.01); C10L 10/18 (2006.01); F02B 47/04 (2006.01); F02M 65/00 (2006.01); C10L 1/238 (2006.01); C10L 1/2383 (2006.01); C10L 1/2387 (2006.01);
U.S. Cl.
CPC ...
C10L 10/06 (2013.01); C10L 1/22 (2013.01); C10L 1/221 (2013.01); C10L 1/226 (2013.01); C10L 1/2225 (2013.01); C10L 10/00 (2013.01); C10L 10/18 (2013.01); F02B 47/04 (2013.01); F02M 65/008 (2013.01); C10L 1/238 (2013.01); C10L 1/2383 (2013.01); C10L 1/2387 (2013.01); C10L 2200/0259 (2013.01); C10L 2270/026 (2013.01);
Abstract
A method of removing deposits from a diesel engine, the method comprising combusting in the engine a diesel fuel composition comprising an engine cleaning additive, wherein the engine cleaning additive is the product of a Mannich reaction between: (a) an aldehyde; (b) ammonia, hydrazine or an amine; and (c) an optionally substituted phenol; wherein the or each substituent of the phenol component (c) has an average molecular weight of less than 400.