Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent
1989-05-26
1990-05-01
Manoharan, Virginia
Distillation: processes, separatory
Adding material to distilland except water or steam per se
At least two materials
203 64, 203 65, 203 69, 203 70, 203DIG9, B01D 340
Patent
active
049215817
ABSTRACT:
An extractive distillation process for separating at least one cycloalkane from at least one close-boiling alkane employs as solvent a mixture of (a) at least one saturated C5-C9 alcohol (preferably cyclohexanol) and (b) at least one glycol compound (preferably tetraethylene glycol).
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Brown Ronald E.
Lee Fu M.
Brandes K. K.
Manoharan Virginia
Phillips Petroleum Company
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