Underwood distillation method

Underwood distillation method

[′ən·dər‚wu̇d ‚dis·tə′lā·shən ‚meth·əd]
(chemical engineering)
A method for calculation of liquid separations from binary distillation systems operated at partial reflux.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.