US PATENT SUBCLASS 264 / 71
.~ By reciprocating or vibrating mold

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

69  DF  TREATMENT OF MATERIAL BY VIBRATING, JARRING, OR AGITATING DURING SHAPING {2}
71.~ By reciprocating or vibrating mold {1}
72  DF  .~.~> Diverse, sequential, or modulated

DEFINITION

Classification: 264/71

(under subclass 69) Processes in which the mold and its contents are vibrated or in which there is a reciprocal motion between a moving mold surface and the material therein.