Refrigeration – Processes – Circulating external gas
Patent
1982-05-24
1983-08-30
Sever, Frank
Refrigeration
Processes
Circulating external gas
55 66, 423262, F25J 302
Patent
active
044014481
ABSTRACT:
An air separation process which safely and efficiently produces krypton and xenon by concentrating these rare gases in nitrogen and in a manner such that the performance of the associated main air separation plant is minimally impacted.
REFERENCES:
patent: 2040108 (1936-05-01), Schlitt
patent: 2101300 (1937-12-01), Weil
patent: 3596471 (1971-08-01), Streich
patent: 3609983 (1971-10-01), Lofredo et al.
patent: 3751934 (1973-08-01), Frischbier
patent: 3768270 (1973-10-01), Schuftan
patent: 3779028 (1973-12-01), Schuftan et al.
Ktorides Stanley
Sever Frank
Union Carbide Corporation
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