US PATENT SUBCLASS 210 / 433.1
.~ Divided filtered, and unfiltered liquid passages

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

348  DF  FILTER {25}
433.1.~ Divided filtered, and unfiltered liquid passages {1}
434  DF  .~.~> Recombining

DEFINITION

Classification: 210/433.1

Divided filtered, and unfiltered liquid outlet passages:

(under subclass 348) Apparatus comprising two outlet passages for liquid under treatment, one for untreated liquid and one for filtrate.

SEE OR SEARCH THIS CLASS, SUBCLASS:

130+, for a pressure-responsive bypass.

254, for serially connected units with a bypass.

321.6+, for devices having plural inlets and outlets in which the medium is a dialyzing membrane.

385, for axially reciprocable and rotary filter medium which

may act as a bypass.

420+, for a variable directive flow controller. 428, for combining and dividing flow passages with a filter in the combined passage.

436, and 472, for a vended filter.