Patent ID: 6109058
Filing Date: 2000-08-29
Classification: B60H,F25D

Abstract:
In combination, an elongated container including interconnected pairs of opposite, upstanding and insulated side and end walls and an insulated top wall extending between and interconnecting said side and end walls, a CO.sub.2 snow forming assembly for the interior of said container, said snow forming assembly including elongated generally horizontal active piping recessed in and extending along at least one of said walls and defining liquid CO.sub.2 outlets spaced therealong opening into the upper extremity of the interior of said container, said active piping being mounted within channel structure provided therefor and recessed in said at least one wall, said snow forming assembly also including an upstanding supply pipe housed within one of said insulated walls and including a lower valved inlet end opening outwardly of the corresponding wall and upper discharge end opening into said active piping in a manner operative to effect circulation of liquid CO.sub.2 through said active piping.