Method for olefinic separation

Details Method for olefinic separation Method for olefinic separation

1987-10-02

1989-05-23

Caldarola, Glenn

Mineral oils: processes and products

Fractionation

Distillation

62 11, 62 29, 208354, 208355, F25J 302

Patent

active

048328308

ABSTRACT:
A process and apparatus for separating selected C.sub.4 olefinic products from combinations thereof with lower boiling point compounds comprises partially condensing a stream containing said products and compounds, atmospherically separating said partially condensed stream to yield gas and liquid streams, stipping said liquid stream to yield stripper overhead gas and stripper bottoms liquids, and recovering said C.sub.4 olefinic and paraffinic products from said stripper bottoms liquid, all at selected temperatures and pressures adapted to produce a high recovered percentage of said desired C.sub.4 olefinic and paraffinic product.

REFERENCES:
patent: 4430102 (1984-02-01), Tedder
patent: 4600421 (1980-07-01), Kummann
patent: 4664607 (1987-05-01), Bauer

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