US PATENT SUBCLASS 264 / 433
.~.~ Including extruding (e.g., spinning, etc.)


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

405  DF  DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO WORK (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, INDUCTION HEAT, SONIC, ELECTROSTATIC ENERGY, ETC.) {26}
430  DF  .~ Producing or treating inorganic material, not as pigments, conductive enhancers, or fillers (e.g., ceramic, refractory material, etc.) {4}
433.~.~ Including extruding (e.g., spinning, etc.)


DEFINITION

Classification: 264/433

Including extruding (e.g., spinning, etc.):

(under subclass 430) Processes wherein the inorganic material is shaped by forcing it through a confining orifice.

SEE OR SEARCH THIS CLASS, SUBCLASS:

176.1+, for processes of forming continuous or indefinite length articles, per se, by extrusion through a shaping orifice.

323, for processes of extruding finite articles, per se.

452, for processes of extruding material wherein an electrode is part of the extruding shaping surface.