Refrigeration – Processes – Circulating external gas
Patent
1980-10-30
1982-07-06
Yudkoff, Norman
Refrigeration
Processes
Circulating external gas
62 31, 62 24, 62 40, 55 68, F25J 300, B01D 4700
Patent
active
043381073
ABSTRACT:
An improvement in a wash system for gas separation wherein a wash liquid is contacted countercurrently with a feed gas mixture containing a high volatility component and a low volatility component in a plate and fin type exchanger where the heat of absorption is removed by a refrigerant passed in indirect heat exchange relationship with the countercurrently flowing feed gas mixture and wash liquid and then passing the resulting product stream to a wash column to further purify the product stream.
REFERENCES:
patent: 1773012 (1930-08-01), Schuftan
patent: 2591658 (1952-04-01), Haringhuizen
patent: 3453835 (1969-07-01), Hochgesand
patent: 3813889 (1974-06-01), Allam et al.
patent: 3886756 (1975-06-01), Allam et al.
patent: 4102659 (1978-07-01), Martin
Fritschler Alvin H.
Union Carbide Corporation
Yudkoff Norman
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