Refrigeration – Processes – Circulating external gas
Patent
1984-08-16
1986-03-04
Sever, Frank
Refrigeration
Processes
Circulating external gas
62 28, 62 30, 62 31, 62 34, 423262, F25J 304
Patent
active
045740062
ABSTRACT:
A process which produces a krypton-xenon concentrate from a liquid feed while also producing a liquid product substantially free of rare gases. The process employs an integral heat pump circuit to carry out the separation in an energy-efficient manner.
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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.
patent: 4384876 (1983-05-01), Mori et al.
patent: 4421536 (1983-12-01), Mori et al.
Ktorides Stanley
Sever Frank
Union Carbide Corporation
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