Freeze concentration apparatus and process

Details Freeze concentration apparatus and process Freeze concentration apparatus and process

1980-06-16

1982-02-09

Yudkoff, Norman

Refrigeration

Separator for solidified constituent of liquid mixture

With heater for liquid mixture container

62542, 62532, B01D 904

Patent

active

043144551

ABSTRACT:
A freeze concentration apparatus comprising a cold concentrator tank; a conduit to deliver an aqueous liquid mixture feed stream to the cold concentrator tank; a conduit to feed the liquid mixture from the cold concentrator tank to a freeze exchanger for indirect cooling by heat exchange to a cold fluid to form ice crystals in the liquid mixture; a conduit to feed the liquid mixture containing ice crystals from the freeze exchanger to the cold concentrator tank; a conduit to withdraw liquid mixture from the cold concentrator tank concentrated by the freezing of water therefrom; a conduit to withdraw an ice slurry from the cold concentrator tank and deliver it to an ice slurry washer; a spray system to wash the ice slurry in the washer with water a washer to collect washed ice and an aqueous mixture; a conduit to remove the aqueous mixture from the washer; and an unloader to remove the washed ice from the washer.

REFERENCES:
patent: 3073131 (1963-01-01), Ashley
patent: 3410923 (1968-11-01), Strand et al.
patent: 3501924 (1970-03-01), Ashley
patent: 3628344 (1971-12-01), King

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