Concentrating evaporators – Film type – Moving film
Patent
1984-08-16
1986-09-23
Sever, Frank
Concentrating evaporators
Film type
Moving film
159 49, 422307, 436174, B01D 106, B01D 122
Patent
active
046134050
ABSTRACT:
Apparatus to concentrate solutions and to recover solvents, comprising a column (1) equipped with a heating body (2), a distributor (3) of the liquid to be introduced and treated in the column (1); means (4) effecting simultaneously the flow of the concentrated liquid and the introduction of a flow of gas into the column (1) and means (20) to insure the maintenance of the internal temperature of the column (1).
REFERENCES:
patent: 2310399 (1943-02-01), Cox et al.
patent: 2530376 (1950-11-01), Castle et al.
patent: 3250687 (1966-05-01), Frank
Roussel Uclaf
Sever Frank
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