Freeze crystallization subassembly

Details Freeze crystallization subassembly Freeze crystallization subassembly

1982-04-26

1984-09-04

Richter, Sheldon J.

Refrigeration

Processes

Congealing flowable material, e.g., ice making

62348, 62354, 62544, 165 94, 165 95, F28F 500, F28F 1900

Patent

active

044689306

ABSTRACT:
The invention is directed to a freeze crystallization subassembly having means for continuously removing crystals formed on a heat transfer surface from the surface. A scraper shuttle is moved across the heat transfer surface by a fluid being refrigerated to remove crystals from the surface. The crystals are carried to a mixer where they are mixed with incoming feed until a circulating slurry is produced. Means is provided to remove slurry from the mixer.

REFERENCES:
patent: 2066431 (1937-01-01), Taylor
patent: 2890239 (1959-06-01), Quigg
patent: 3259179 (1966-07-01), Leach
patent: 3342040 (1967-09-01), Dedricks et al.
patent: 3406741 (1968-10-01), Leach
patent: 3507319 (1970-04-01), Kogan
patent: 4124065 (1978-11-01), Leitner et al.
patent: 4192151 (1980-03-01), Carpenter

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