US PATENT SUBCLASS 210 / 283
.~ Pervious divider between and contacting beds

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}
283.~ Pervious divider between and contacting beds

DEFINITION

Classification: 210/283

(under subclass 263) Apparatus comprising plural beds separated by and each contacting pervious means therebetween.

SEE OR SEARCH THIS CLASS, SUBCLASS:

266, for a particulate type separator combined with a spaced nonparticulate separating means.