US PATENT SUBCLASS 209 / *
.~.~ Receptacles

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

422  DF  STRATIFIERS {6}
*  DD  .~ With liquid treatment {3}
*.~.~ Receptacles {3}
445  DF  .~.~.~> Reciprocating-rotating
446  DF  .~.~.~> Reciprocating {2}
*  DD  .~.~.~> Rotating {2}