US PATENT SUBCLASS 210 / 539
.~.~ Gas vent or bypass

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

513  DF  GRAVITATIONAL SEPARATOR {6}
538  DF  .~ Lighter constituent trap {2}
539.~.~ Gas vent or bypass

DEFINITION

Classification: 210/539

(under subclass 538) Apparatus having a gas vent or bypass from the separating compartment of the tank.

SEE OR SEARCH CLASS

137, Fluid Handling,

587+, for a tank with a gas vent and inlet and outlet.