US PATENT SUBCLASS 209 / 280
.~.~.~ With agitators

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

233  DF  SIFTING {16}
274  DF  .~ Concave and convex sifters {3}
279  DF  .~.~ Rotating {1}
280.~.~.~ With agitators

DEFINITION

Classification: 209/280

(under subclass 279) Rotating concave or convex sifters associated with means for agitating the material being sifted.

SEE OR SEARCH THIS CLASS, SUBCLASS:

351, for rotating horizontal or inclined plane sifters having agitating means.