US PATENT SUBCLASS 55 / 330
.~.~.~.~ Tubular or annular for radial gas flow

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

315  DF  PLURAL SERIAL BASICALLY DIVERSE SEPARATING MEDIA {3}
318  DF  .~ Plural stages in unitary casing {2}
320  DF  .~.~ Deflector and fibrous, filamentary, particulate solids, or cohesive sheet filter type {6}
329  DF  .~.~.~ Filamentary brush type or fibrous mass {1}
330.~.~.~.~ Tubular or annular for radial gas flow

DEFINITION

Classification: 55/330

(under subclass 329) Apparatus in which the means is hollow and arranged within the flow line so that the system fluid flow is toward or away from the central axis.