US PATENT SUBCLASS 264 / 28
WITH STEP OF COOLING TO A TEMPERATURE OF ZERO DEGREES C. OR BELOW

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

28WITH STEP OF COOLING TO A TEMPERATURE OF ZERO DEGREES C. OR BELOW

DEFINITION

Classification: 264/28

(under the class definition) Processes which include subjecting the molding material or product to a cooling, freezing or refrigeration step which lowers the temperature of the material or product to at least O deg.C or 32 deg.F.

SEE OR SEARCH THIS CLASS, SUBCLASS:

237, and 348, for processes which include a cooling step which does not cool to product or shaping material to at least 0 deg.C.