US PATENT SUBCLASS 209 / 435
.~.~.~.~ Reciprocating-rotating

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}
*  DD  .~.~ Movable bed {3}
*  DD  .~.~.~ Chutes and tables {4}
435.~.~.~.~ Reciprocating-rotating {1}
436  DF  .~.~.~.~.~> Divergent or opposite travel

DEFINITION

Classification: 209/435

(under subclass 422) Chutes or tables having both reciprocating and rotating motion on which material having constituents differing in mass is treated with accompanying or added liquid, the heaviest constituents settling as a stratum and the lighter either forming an overlying stratum or being carried away by the liquid.