US PATENT SUBCLASS 210 / 443
.~.~ Inlet and outlet at same end

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

348  DF  FILTER {25}
435  DF  .~ Within flow line or flow line connected close casing {9}
443.~.~ Inlet and outlet at same end {1}
444  DF  .~.~.~> Filter suspended from head

DEFINITION

Classification: 210/443

(under subclass 435) Apparatus in which the prefilt inlet and the filtrate outlet are in the same end of a closed casing.

SEE OR SEARCH THIS CLASS, SUBCLASS:

133, for fluid pressure responsive bypass in an inlet and outlet closure header.

420+, particularly subclass 423 for flow controller combinations with a prefilt inlet and outlet at the same end of the casing.

440, for similar structure with a central liquid receiver.