US PATENT SUBCLASS 264 / 440
.~.~.~.~ Forming composite structure


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  DF  .~ Conveying or aligning particulate material {1}
438  DF  .~.~ Utilizing electrostatic charge {1}
439  DF  .~.~.~ Simultaneously with molding {2}
440.~.~.~.~ Forming composite structure


DEFINITION

Classification: 264/440

Forming composite structure:

(under subclass 439) Processes wherein the particulate material is arranged to form at least two different, contiguous layers or portions, each having a continuous phase (e.g., plural, adjacent, spacial distinct layers, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

480, for reshaping, drawing, or stretching a composite work-piece.

487, for treating or heating a composite work-piece utilizing induction heat.

490, for treating a composite work-piece utilizing microwave energy.

493, for treating a composite work-piece utilizing infrared radiation.