PSA system with product turndown and purity control
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United States of America Patent
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-
Nov 2, 1993
Grant Date -
N/A
app pub date -
Sep 27, 1991
filing date -
Sep 27, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Apparatus and process for the production of a purified product gas at a user specified product gas demand from a feed gas containing impurities which includes at least one treatment zone having an inlet and outlet region, a sensing device for detecting a change in product gas demand, a device for generating a first signal, a device for translating the first signal and comparing the same to a standard, and a device for converting the translated signal to a second signal which operates a valve to vary the feed rate of the gas entering the system.
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