Distillation: processes – separatory – Adding material to distilland except water or steam per se – Organic compound
Patent
1995-01-10
1995-11-28
Bascomb, Jr., Wilbur
Distillation: processes, separatory
Adding material to distilland except water or steam per se
Organic compound
203 58, 203 59, 203 60, 203 62, 203 63, 203 64, 203 65, 568410, 568913, B01D 340, C07C 3110, C07C 4583
Patent
active
054704430
ABSTRACT:
Isopropanol is difficult to separate from 2-butanone by conventional distillation or rectification because of the proximity of their boiling points. Isopropanol can be readily separated from 2-butanone by extractive distillation. Effective agents are o-cresol, ethylene glycol and nitroethane.
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patent: 2591713 (1952-04-01), Morrell et al.
patent: 2617757 (1952-11-01), Michael
Bascomb, Jr. Wilbur
Berg Lloyd
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