US PATENT SUBCLASS 209 / 70
.~.~.~.~.~ Rotating

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

45  DF  ADHESION {2}
49  DF  .~ Coated surface or mass {1}
50  DF  .~.~ Mercurial {3}
58  DF  .~.~.~ Receivers {3}
65  DF  .~.~.~.~ With agitating or conveying {5}
70.~.~.~.~.~ Rotating

DEFINITION

Classification: 209/70

(under subclass 65) Devices having mercury-coated portions to which certain components of a mixture of solids adhere and having rotating agitators to promote contact of the material with the mercury-coated surfaces.