US PATENT SUBCLASS 209 / 479
.~.~ Chutes, tables, and receptacles


Current as of: June, 1999
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209 /   HD   CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS

422  DF  STRATIFIERS {6}
*  DD  .~ Movable bed {2}
479.~.~ Chutes, tables, and receptacles {2}
480  DF  .~.~.~> Divergent travel
481  DF  .~.~.~> Opposite travel


DEFINITION

Classification: 209/479

(under subclass 422) Apparatus including moveable receptacles, chutes, or tables, other than drums, in or on which material is treated dry and without application of gaseous currents, so that the heaviest constituents of the material will settle as a stratum and the lighter either form relatively displaced strata or move away.