Distillation: processes – separatory – With measuring – testing or inspecting
Patent
1974-01-09
1976-02-17
Yudkoff, Norman
Distillation: processes, separatory
With measuring, testing or inspecting
203DIG18, 202181, 196132, 62 21, 208DIG1, B01D 342
Patent
active
039390454
ABSTRACT:
A method and apparatus for the separation of a normally liquid stream comprising low, high and intermediate volatility components by distilling the feed stream in a distillation zone, removing a vaporous overhead stream comprising the high volatility components together with some of the intermediate volatility component, removing from a central portion of the zone a vaporous side stream consisting essentially of the intermediate volatility component, the rate of removal of the intermediate volatility component being controlled by the liquid level of the intermediate volatility component condensed from the overhead stream and contained in a reservoir.
REFERENCES:
patent: 3359185 (1967-12-01), Matta
patent: 3411308 (1968-11-01), Bellinger
patent: 3475287 (1969-10-01), De Graff
Phillips Petroleum Company
Sever Frank
Yudkoff Norman
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