US PATENT SUBCLASS 209 / 143
.~.~.~ With deflection

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

132  DF  FLUID SUSPENSION {2}
133  DF  .~ Gaseous {7}
142  DF  .~.~ Grading deposition {1}
143.~.~.~ With deflection {4}
710  DF  .~.~.~.~> Plural individual interconnected separation means having swirling currents {1}
713  DF  .~.~.~.~> Mechanically induced swirling {1}
715  DF  .~.~.~.~> Fluidically induced, oppositely directed axial flows (e.g., reverse free-vortexes formed, cyclone, etc.) {4}
722  DF  .~.~.~.~> Fluidically induced unidirectional swirling (e.g., axial, radial, tangential separation, free-vortex, etc.) {1}

DEFINITION

Classification: 209/143

(under subclass 142) Methods and means in which there is a collection of a plurality of grades or classes of material from gaseous current carrying the same in suspension, the gaseous current being deflected to promote deposition of suspended material.