US PATENT SUBCLASS 55 / 370
.~.~ Use position residue removal means

Current as of: June, 1999
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55 /   HD   GAS SEPARATION

361  DF  FLEXIBLE OR COLLAPSIBLE BAG TYPE {14}
369  DF  .~ Closure means other than coupler to flow line for filter or cover bag {1}
370.~.~ Use position residue removal means {1}
371  DF  .~.~.~> Inner filter bag removal

DEFINITION

Classification: 55/370

(under subclass 369) Apparatus providing an arrangement which permits or effects the removal of the accumulated separated constituents from the device while at least a portion of the filter member or enclosure therefor remains connected to the gas conduit.