US PATENT SUBCLASS 264 / 437
.~ Conveying or aligning particulate material

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}
437.~ Conveying or aligning particulate material {1}
438  DF  .~.~> Utilizing electrostatic charge {1}

DEFINITION

Classification: 264/437

Conveying or aligning particulate material:

(under subclass 405) Processes wherein the directly applied energy is used to transport, arrange, or order small discrete pieces, grains, pellets, or beads.

SEE OR SEARCH CLASS

204, Chemistry: Electrical and Wave Energy,

450+, for processes employing electrophoresis or electro-osmosis.