US PATENT SUBCLASS 210 / 336
.~.~.~ Tortuous path

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}
335  DF  .~.~ In series for prefilt flow {3}
336.~.~.~ Tortuous path

DEFINITION

Classification: 210/336

(under subclass 335) Apparatus in which the flow of fluid is in a tortuous or zig-zag path.

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285+, for baffles imbedded in a particulate bed.