Refrigeration – Processes – Treating an article
Patent
1992-07-21
1993-06-22
Capossela, Ronald C.
Refrigeration
Processes
Treating an article
62374, 62381, F25D 1306
Patent
active
052208028
ABSTRACT:
Method and apparatus for quick freezing particles with surface moisture by immersion in liquid cryogen to produce a frozen crust or layer on the particles followed by agitation in content with the vaporized cryogen to complete freezing and prevent clumping of the particles.
REFERENCES:
patent: 3485055 (1969-12-01), Webster et al.
patent: 3992899 (1976-11-01), Spahn
patent: 4403479 (1983-09-01), Rasovich
patent: 4528819 (1985-07-01), Klee
Kiczek Edward F.
McAfee Kevin S.
Mitchell, Jr. David L.
Moore Earl W.
Air Products and Chemicals Inc.
Capossela Ronald C.
Marsh William F.
Simmons James C.
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