Methods relating to fuel compositions

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United States of America Patent

PATENT NO 9394499
APP PUB NO 20150225662A1
SERIAL NO

14621606

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
INNOSPEC LIMITEDINNOSPEC MANUFACTURING PARK OIL SITES ROAD ELLESMEREPORT CH65 4EY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Reid, Jacqueline Cymau, GB 29 212

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