Production of low sulphur alkylate gasoline fuel

Fuel and related compositions – Liquid fuels – Organic compound of indeterminate structure which is a...

Reexamination Certificate

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C208S238000, C502S237000, C585S709000, C585S721000

Reexamination Certificate

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07988747

ABSTRACT:
A method for producing a low sulphur containing fuel from a hydrocarbon feed having from 10 to 80 ppm of sulphur is disclosed. The method comprises contacting a hydrocarbon stream comprising at least one olefin having from 2 to 6 carbon atoms and at least one paraffin having from 4 to 6 carbon atoms with an ionic liquid catalyst and a halide containing additive in an alkylation reaction zone under alkylating conditions to produce a fuel having sulphur content up to 10 ppm.

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