US PATENT SUBCLASS 209 / 716
.~.~.~.~.~ Including auxiliary fluid

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  DF  .~.~.~ With deflection {4}
715  DF  .~.~.~.~ Fluidically induced, oppositely directed axial flows (e.g., reverse free-vortexes formed, cyclone, etc.) {4}
716.~.~.~.~.~ Including auxiliary fluid

DEFINITION

Classification: 209/716

Including auxiliary fluid:

(under subclass 715) Methods and apparatus provided with a secondary fluid to facilitate the deposition of a selective fraction.

(1) Note. The secondary fluid may be either gaseous or liquid.

(2) Note. The secondary fluid must be provided to enable or enhance the separation rather than operate as an input carrier fluid or as an output conveyance fluid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

730+, for analogous subject matter for liquid suspension separation. See (1) Note in Class 209 subclass 155.

SEE OR SEARCH CLASS

96, Gas Separation: Apparatus, 243+, for gas separation apparatus having gas and liquid contact means and subclasses 372+ for gas separation apparatus including inlet means for diverse gas or solid for gas treatment. See (3) Note in Class 209, subclass 132.