Diamondoid recovery from natural gas fields
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United States of America Patent
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Jun 9, 1992
Grant Date -
N/A
app pub date -
Mar 4, 1991
filing date -
Mar 4, 1991
priority date (Note) -
Expired
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Abstract
A process is disclosed for separating diamondoid compounds from a natural gas stream containing the same comprising the steps of contacting the natural gas stream with a selected solvent and fractionating the sorbed diamondoids from the diamondoid-enriched solvent in a vacuum separation stage in the absence of reflux. Polyalphaolefin solvents are preferred, and polyalphaolefin solvents enriched in C.sub.30 oligomers are more preferred.
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