Cryogenic air separation system with dual temperature feed turbo

Details Cryogenic air separation system with dual temperature feed turbo Cryogenic air separation system with dual temperature feed turbo

1990-06-27

1992-04-28

Capossela, Ronald C.

Refrigeration

Processes

Circulating external gas

62 22, 62 38, 62 43, F25J 302

Patent

active

051084767

ABSTRACT:
A cryogenic air separation system comprising at least two columns wherein two portions of the feed air are turboexpanded at two different temperature levels to generate refrigeration, a third portion is condensed against vaporizing product from the air separation plant, and all three portions are fed into the same column to undergo separation.

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