Refrigeration – Cryogenic treatment of gas or gas mixture – Separation of gas mixture
Patent
1998-04-14
1999-03-09
Kilner, Christopher B.
Refrigeration
Cryogenic treatment of gas or gas mixture
Separation of gas mixture
62654, F25J 304
Patent
active
058785973
ABSTRACT:
A cryogenic rectification system for the separation of feed air wherein at least some of the feed air is liquefied upstream of the separation columns, all of the liquefied feed air is introduced into a higher pressure column, and then a portion of this liquefied feed air is withdrawn from the higher pressure column and in serial fashion introduced into a lower pressure column.
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Bonaquist Dante Patrick
Engels Cheryl Ann
Mueller Eric Owen
Parsnick David Ross
Ricotta John Peter
Kilner Christopher B.
Ktorides Stanley
Praxair Technology Inc.
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