Process for treating a gaseous mixture by adsorption
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United States of America Patent
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Nov 13, 1990
Grant Date -
N/A
app pub date -
Jul 5, 1989
filing date -
Jul 8, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This PSA cycle comprises two successive pressure equilibration steps in the course of which gas is withdrawn in a cocurrent manner from an adsorber at the beginning of countercurrent decompression and respectively introduced in a countercurrent manner and then in a cocurrent manner in another adsorber at the beginning of recompression. Application in the production of impure oxygen from air of the atmosphere.
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