Refrigeration – Processes – Circulating external gas
Patent
1994-02-08
1995-02-07
Capossela, Ronald C.
Refrigeration
Processes
Circulating external gas
62 38, 62 41, F25J 302
Patent
active
053866924
ABSTRACT:
A cryogenic air separation system wherein liquid oxygen is vaporized against condensing feed air and against condensing nitrogen which is taken from a higher pressure column and returned to the top of the higher pressure column, thus supplying added reflux for the air separation and enabling column system operation with improved flexibility and reduced energy usage.
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Springmann H., The Production Of High Pressure Oxygen, Linde Reports On Science And Technology, 1980.
Capossela Ronald C.
Ktorides Stanley
Praxair Technology Inc.
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