Pressure swing adsorption

Details Pressure swing adsorption Pressure swing adsorption

1986-08-12

1988-02-02

Spitzer, Robert

Gas separation

Means within gas stream for conducting concentrate to collector

55 31, 55 62, 55 68, 55 75, B01D 5304

Patent

active

047227427

ABSTRACT:
In a pressure swing adsorption process during at least one stage of expansion, pressure buildup, or purging, a side stream of an expansion gas, pressure buildup gas or purge gas is withdrawn from or introduced into a central zone of the adsorber. The purge stream can be withdrawn in the loaded condition, if desired.

REFERENCES:
patent: 3155468 (1964-11-01), de Montgareuil et al.
patent: 3306841 (1967-02-01), Ward
patent: 3365859 (1968-01-01), Sandberg
patent: 3710547 (1973-01-01), Nelson
patent: 3923477 (1975-12-01), Armond et al.
patent: 4011065 (1977-03-01), Munzner et al.
patent: 4144038 (1979-03-01), Armond
patent: 4326858 (1982-04-01), Benkmann

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