Method for separating hydrocarbons and use of a zeolite...

Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By contact with solid sorbent

Reexamination Certificate

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C585S802000, C585S738000, C585S734000, C585S736000, C585S822000, C585S825000, C585S830000, C095S090000, C203S041000, C208S31000R, C208S31000R, C210S656000

Reexamination Certificate

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07435865

ABSTRACT:
A method for separating a mixture of hydrocarbons into fractions enriched in linear, mono-branched, or multi-branched hydrocarbons is disclosed. In particular, mono-branched alkanes are separated from a mixture of alkanes containing multi-branched, mono-branched and linear alkanes, by selectively adsorbing the mono-branched alkanes on a zeolitic adsorbent. The zeolitic adsorbent MCM-22 is particularly suitable for carrying out the method.

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International Search Report dated Feb. 1, 2005.

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