US PATENT SUBCLASS 209 / 488
.~.~ Feeding and discharging

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

422  DF  STRATIFIERS {6}
484  DF  .~ Elements {9}
488.~.~ Feeding and discharging {1}
489  DF  .~.~.~> Automatic control

DEFINITION

Classification: 209/488

(under subclass 484) Elements or structures which are employed both in feeding and discharging stratifiers.