Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
Patent
1980-04-14
1981-09-08
Bernstein, Hiram
Distillation: processes, separatory
Plural distillations performed on same material
Distillation of initial distillate
203 98, 426494, B01D 314
Patent
active
042882974
ABSTRACT:
There is disclosed, for recovering an aqueous organic solvent in fractions of different concentrations from a miscella, a rectification and stripping process utilizing an evaporation system comprising evaporators, rectifiers and a stripping column wherein the liquid effluent from the evaporation system is stripped free of the organic component of the solvent.
REFERENCES:
patent: 3357900 (1967-12-01), Snell
patent: 3884767 (1975-05-01), Pottharst
patent: 3966982 (1976-06-01), Becker et al.
patent: 3993535 (1976-11-01), Karnofsky
Karnofsky George B.
Slovski John
Bernstein Hiram
Dravo Corporation
Marn Louis E.
Olstein Elliot M.
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