US PATENT SUBCLASS 264 / 101
VACUUM TREATMENT OF WORK


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

101VACUUM TREATMENT OF WORK {1}
102  DF  .~> To degas or prevent gas entrapment


DEFINITION

Classification: 264/101

(under the class definition) Processes including the application of a reduced pressure, below atmospheric, to a workpiece or molding material to effect the chemical and/or physical properties or the condition thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

87, 88+ and 335, for other art relating to the application of fluid pressure differential to the work.