Gas separation – Means within gas stream for conducting concentrate to collector
Patent
1991-11-05
1993-02-09
Spitzer, Robert
Gas separation
Means within gas stream for conducting concentrate to collector
55 68, 55158, B01D 5322, B01D 6304
Patent
active
051850141
ABSTRACT:
A two stage membrane system is used for the production of oxygen from air. All or a portion of the feed air is passed to the permeate side of the second stage membrane as purge gas. The gas withdrawn from the permeate side of the second stage membrane is passed as feed gas to the first stage membrane, from which product oxygen is recovered.
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Gas Separation by Permeation, Part 1. Calculation Methods and Parametric Analysis C. Y. Pan and H. W. Habgood Alberta Research Council, 11315-87th Avenue, Edmonton, Alberta T6G 2C2, The Canadian Journal of Chemical Engineering, vol. 56, Apr., 1978, pp. 197-209.
Fritschler Alvin H.
Praxair Technology Inc.
Spitzer Robert
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