F - Mech Eng,Light,Heat,Weapons – 25 – D
Patent
F - Mech Eng,Light,Heat,Weapons
25
D
62/112
F25D 17/02 (2006.01) F25D 3/11 (2006.01) F25D 13/06 (2006.01)
Patent
CA 1129662
223-P-US02405 CRYOGENIC FREEZER ABSTRACT A cryogenic freezer of the elongated, tunnel-type is disclosed in which a centrally located blower recirculates injected cryogenic refrigerant at extremely high velocities through a pair of minimum size product contact chambers. In one preferred embodiment, the cross-sectional area of the product contact chamber is variable so as to maintain minimum sizes for products of different height.
355862
Air Products And Chemicals Inc.
Mcfadden Fincham
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