Apparatus for fractional distillation under vacuum

Details Apparatus for fractional distillation under vacuum Apparatus for fractional distillation under vacuum

1987-05-29

1989-09-05

Bascomb, Wilbur

Distillation: apparatus

Apparatus

Systems

202205, 202236, 159 131, 203 91, B01D 310, B01D 314

Patent

active

048635685

ABSTRACT:
An apparatus for the fractional distillation of a liquid under vacuum is disclosed in which first and second inlets are disposed in the upper portion of a normally vertically closed vessel for the entrance of a liquid to be distilled and a cooling liquid, respectively and outlets are provided in the bottom portion of the vessel for the residue for the liquid being distilled and for the cooling liquid. First and second distribution means are provided for establishing thin sheets of liquid to be distilled and cooling liquid wherein each thin sheet falls freely absent both support and guiding means. Means are also provided for separately collecting the liquid distillate with the cooling liquid in the residue of the liquid to be distilled.

REFERENCES:
patent: 2447746 (1948-08-01), Ferris et al.
patent: 2472578 (1949-06-01), Ferris et al.
patent: 2514943 (1950-07-01), Ferris et al.
patent: 2514944 (1950-07-01), Ferris et al.
patent: 3444049 (1969-05-01), Starmer et al.
patent: 3782703 (1974-01-01), Kolar
patent: 4613410 (1986-09-01), Rivers

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