US PATENT SUBCLASS 406 / 175
.~.~ And upstream pressure source

Current as of: June, 1999
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406 /   HD   CONVEYORS: FLUID CURRENT

154  DF  FLUID CURRENT CONVEYOR OUTLET MEANS {5}
168  DF  .~ With material separating receptacle {6}
175.~.~ And upstream pressure source

DEFINITION

Classification: 406/175

And upstream pressure source:

(under subclass 168) Subject matter wherein conveying fluid is forced into the conveyor* at a point prior to the separating receptacle*.