FIELD: pharmaceutical industry. SUBSTANCE: hollow air-tight thin-wall cooling members are disposed inside case 1. Cooling members are made in form of disks 2 rigidly fixed along generator of cylindric surface and mounted onto rod 5 for reciprocal motion. Evaporator 3 is placed additionally in internal space of disks 2. EFFECT: improved efficiency. 2 dwg
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Authors
Dates
1994-02-28—Published
1991-06-28—Filed