US PATENT SUBCLASS 210 / 428
.~.~ Combining or dividing flow passages with filter in combined passage

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

348  DF  FILTER {25}
418  DF  .~ With flow controller for material being treated {5}
428.~.~ Combining or dividing flow passages with filter in combined passage

DEFINITION

Classification: 210/428

(under subclass 418) Apparatus in which there are at least two inflow passages and one outflow passage with the filter in the outflow or (2) at least two outflow passages and one inflow passage with the filter in the inflow; and with a flow controller for any one or more of said passages.

SEE OR SEARCH THIS CLASS, SUBCLASS:

378+, for a centrifugal extractor having plural filtrate outlets.