Detergent additive for fuel
AssigneeTotal Marketing Services
InventorJulie PREVOST
Life of this patent
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Abstract
The use of one or more copolymers as a detergent additive in a liquid fuel for internal combustion engines. The copolymer includes at least one repeat unit having an ester of alkyl or alkyl ester function and a repeat unit containing a nitrile group.
Claims22
A method for keeping clean and/or for cleaning at least one of the internal parts of an internal combustion engine, said method comprising the introduction in said internal combustion engine of at least one copolymer comprising at least one repeating unit comprising an alkyl ester or alkylester function and one repeating unit comprising a nitrile group.
(canceled)
22-23. (canceled)
Dependencies are inferred from the claim text.