Process for removing substantially all water from an alcohol-con

Details Process for removing substantially all water from an alcohol-con Process for removing substantially all water from an alcohol-con

1980-08-01

1981-12-29

Sever, Frank

Distillation: processes, separatory

Distilling to separate or remove only water

From organic compound

203 24, 203 26, B01D 310

Patent

active

043081061

ABSTRACT:
A process and still for removing substantially all water from an alcohol-containing solution. The solution is distilled in a rectification column under reduced pressure of about 40 mm Hg or less, and the distillate later collected and condensed having a water content of about 2% by volume or less. Heating for distilling the original solution and cooling for condensing the distilled alcohol vapors are supplied to the system by an external, closed-loop heat pump.

REFERENCES:
patent: 1860554 (1932-05-01), Ricard et al.
patent: 3486985 (1969-12-01), McGrath

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