Distillation apparatus

Details Distillation apparatus Distillation apparatus

1982-09-08

1985-12-17

Schor, Kenneth M.

Distillation: apparatus

Apparatus

Systems

202186, 202235, 203 26, 203 71, 203 78, 203 84, B01D 314

Patent

active

045591083

ABSTRACT:
A distillation apparatus is provided for the fractionation of a hydrocarbon stream. A part of the heat energy to operate the apparatus is provided by heat exchange of a recycled bottom liquid stream with an overhead vapor stream which has been compressed with a concurrent increase in temperature. Such an apparatus may be used to fractionate a C.sub.4 hydrocarbon feed.

REFERENCES:
patent: 2509136 (1950-05-01), Cornell
patent: 2555939 (1951-06-01), Sherwin
patent: 2619814 (1952-12-01), Kniel
patent: 4018843 (1977-04-01), Michaux et al.
patent: 4056444 (1977-11-01), Weicht et al.
patent: 4162198 (1979-07-01), Stockburger et al.
patent: 4177111 (1979-12-01), Pieper et al.
patent: 4292141 (1981-09-01), Lindnepo et al.
patent: 4395310 (1983-07-01), Idenden

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