Fuel additive composition and method for treatment of middle...

Fuel and related compositions – Liquid fuels – Plant or animal extract mixtures or extracts of...

Reexamination Certificate

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C044S388000, C044S443000, C044S447000, C044S448000, C044S450000

Reexamination Certificate

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06923838

ABSTRACT:
A fuel additive for middle distillate fuels is a mixture of at least one methyl, ethyl, propyl or butyl ester of a vegetable oil or a C16-C18fatty acid, at least one alkyl ether of propylene glycol, a surfactant, and an antioxidant. A fuel additive for gasoline is a mixture of ligroin or toluene/xylene, at least one alkyl ether of propylene glycol, a surfactant, and tertiary amyl methyl ether.

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patent: 5607486 (1997-03-01), Wilkins, Jr.
patent: 5705087 (1998-01-01), Mushrush et al.
patent: 6172031 (2001-01-01), Stevens
patent: 6183525 (2001-02-01), Jones
patent: 6419715 (2002-07-01), Jones et al.

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