Split shelf vapor air separation process

Details Split shelf vapor air separation process Split shelf vapor air separation process

1982-05-25

1983-11-22

Sever, Frank

Refrigeration

Processes

Circulating external gas

62 24, 62 28, 62 29, 62 31, 62 34, 62 39, F25J 500

Patent

active

044166770

ABSTRACT:
An air separation process wherein shelf vapor is employed for reversing heat exchanger cold end temperature control and is subsequently divided into two streams, one of which is expanded to provide plant refrigeration and the other is recovered as high pressure nitrogen-rich gas.

REFERENCES:
patent: 2762208 (1956-09-01), Dennis
patent: 2785548 (1957-03-01), Becker
patent: 3216206 (1965-11-01), Kessler
patent: 3319427 (1967-05-01), Cimler et al.
patent: 3340697 (1967-09-01), Cimler et al.
patent: 3375673 (1968-04-01), Cimler et al.
patent: 3605422 (1971-09-01), Pryor et al.
patent: 3947259 (1976-03-01), Frischbier

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