US PATENT SUBCLASS 210 / 270
.~.~ Movable means for particle pickup and redeposit
Current as of:
June, 1999
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210 /
HD
LIQUID PURIFICATION OR SEPARATION
263
DF
PARTICULATE MATERIAL TYPE SEPARATOR, E.G., ION EXCHANGE OR SAND BED
{13}
269
DF
.~ With rehabilitation means {6}
270
.~.~ Movable means for particle pickup and redeposit
DEFINITION
Classification: 210/270
(under subclass 269) Apparatus having moving means to pick up particles from the bed and redeposit them on the bed.
SEE OR SEARCH THIS CLASS, SUBCLASS:
189, for apparatus wherein the particles are moved between plural containers or plural compartments in the same container.
268, for a particle type separator with gravity flow of the particles from the bottom of the bed.
SEE OR SEARCH CLASS
299, Mining or In Situ Disintegration of Hard Material,
7+, for mining combined with separating.