Distillation column with a draw-off device

Details Distillation column with a draw-off device Distillation column with a draw-off device

1990-02-09

1991-07-23

Bascomb, Jr., Wilbur

Distillation: apparatus

Apparatus

Systems

202197, 196100, 196114, 196133, 203 40, 203 91, 203DIG19, B01D 332

Patent

active

050341030

ABSTRACT:
A draw-off device is disclosed for a vacuum distillation column in which device a layer of gutters is provided. A secondary wall is arranged in the gutters creating a heat-insulating layer to reduce the condensation of vapor passing along the outer walls of the gutters.

REFERENCES:
patent: 2085422 (1937-06-01), Fast
patent: 2678199 (1954-05-01), Koch
patent: 2897146 (1959-07-01), Waddill
patent: 2901426 (1959-08-01), Waddill et al.
patent: 2956934 (1960-10-01), Waddill
patent: 3501400 (1970-03-01), Brady
patent: 4698138 (1987-10-01), Silvey
patent: 4818346 (1989-04-01), Bentham et al.

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