Process for the preparation of sump product

Details Process for the preparation of sump product Process for the preparation of sump product

1976-09-16

1979-12-25

Bascomb, Jr., Wilbur L.

Distillation: processes, separatory

Filming of distilland for vaporization

159 11R, 159 49, 260563C, 544106, 203DIG25, B01D 122

Patent

active

041804384

ABSTRACT:
A thin layer evaporator which has a vapor lock above the solvent inlet is used for the preparation of distillate-free sump product which is obtained as solid from the concentration of solutions of water, organic substances and non-volatile constituents and dissolved in solvents.

REFERENCES:
patent: 2215189 (1940-09-01), Peterson
patent: 2964513 (1960-12-01), Dale
patent: 3296240 (1967-01-01), MacDonald
patent: 3336967 (1967-08-01), Ward
patent: 3421567 (1969-01-01), Hoppe
patent: 3436319 (1969-04-01), Von Horst et al.
patent: 3476656 (1969-11-01), Van Tassel et al.
patent: 3737378 (1973-06-01), Mori et al.
patent: 3956060 (1976-05-01), Scoggin
R. H. Perry's "Chem. Engineers' Handbook", 4th Ed., (1963), Chapter 13, pp. 20 and 21, MacGraw-Hill Book Co., N. Y.

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