US PATENT SUBCLASS 210 / 340
.~.~ Parallel filters with flow controller


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

322  DF  PLURAL DISTINCT SEPARATORS {1}
323.1  DF  .~ Filters {10}
340.~.~ Parallel filters with flow controller {1}
341  DF  .~.~.~> Individually controlled for removal with common receiver


DEFINITION

Classification: 210/340

(under subclass 323.1) Apparatus having means for interrupting flow to at least one filter unit while another remains in service, said filters being in parallel.

SEE OR SEARCH THIS CLASS, SUBCLASS:

418+, for a single filter with a flow controller.