US PATENT SUBCLASS 264 / 335
.~.~.~ By direct fluid pressure or pressure differential

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

239  DF  MECHANICAL SHAPING OR MOLDING TO FORM OR REFORM SHAPED ARTICLE {10}
299  DF  .~ Shaping against forming surface (e.g., casting, die shaping, etc.) {10}
334  DF  .~.~ Article or material ejecting, core or mold stripping or separating {2}
335.~.~.~ By direct fluid pressure or pressure differential

DEFINITION

Classification: 264/335

(under subclass 334) Processes wherein the removal is effected or facilitated by a direct application of a fluid pressure or vacuum including a fluid blast or stream.