Double column multiple condenser-reboiler high pressure nitrogen

Refrigeration – Processes – Circulating external gas

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62 28, 62 29, 62 31, 62 33, 62 34, F25J 304

Patent

active

044539576

ABSTRACT:
A cryogenic process to efficiently produce large quantities of nitrogen gas at elevated pressure by use of a double column and multiple condenser-reboilers.

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