Refrigeration – Processes – Employing diverse materials or particular material in...
Patent
1977-12-19
1980-01-15
King, Lloyd L.
Refrigeration
Processes
Employing diverse materials or particular material in...
62 28, 62115, 62512, 62502, F25B 100, F25J 302, F25B 4300
Patent
active
041832256
ABSTRACT:
Liquid mixed refrigerant is flashed in a vapor-liquid separator from which a portion of the liquid is pumped to an evaporator. The liquid refrigerant boils and partially vaporizes in the evaporator, thereby cooling a process stream. Partially vaporized refrigerant is returned to the separator for separation of vapor from liquid. Separator vapor is countercurrently contacted with a further portion of the separator liquid in a packed section in the upper part of the separator to assure that exiting vapor passing to recompression is saturated with the heavier refrigerant component(s).
REFERENCES:
patent: 3159008 (1964-12-01), Nebgen
patent: 3444696 (1969-05-01), Geddes et al.
patent: 3474633 (1969-10-01), Bailey
patent: 3568457 (1971-03-01), Briggs et al.
patent: 3882689 (1975-05-01), Rogers
Giroux Victor A.
Politte Leo L.
King Lloyd L.
Phillips Petroleum Company
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