US PATENT SUBCLASS 210 / 308
.~.~.~ Directly communicating with tubular filter interior

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

294  DF  DIVERSE DISTINCT SEPARATORS {3}
295  DF  .~ Including a filter {5}
299  DF  .~.~ Including constituent trapping feature {10}
308.~.~.~ Directly communicating with tubular filter interior {1}
309  DF  .~.~.~.~> Attached to filter element

DEFINITION

Classification: 210/308

(under subclass 299) Apparatus in which a sediment trap directly communicates with the interior of a tubular filter element.