Refrigeration – Processes – Circulating external gas
Patent
1982-12-02
1984-05-15
Sever, Frank
Refrigeration
Processes
Circulating external gas
62 34, F25J 304
Patent
active
044485956
ABSTRACT:
A cryogenic process to efficiently produce large quantities of nitrogen gas at elevated pressure and optionally some oxygen by use of a split column and multiple condenser-reboilers.
REFERENCES:
patent: 3270514 (1966-09-01), Kamlani
patent: 3348385 (1967-10-01), Kamlani et al.
patent: 4222756 (1980-09-01), Thorogood
Ktorides Stanley
Sever Frank
Union Carbide Corporation
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