US PATENT SUBCLASS 55 / 467
WITH GAS FLOW EFFECTING MEANS

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

467WITH GAS FLOW EFFECTING MEANS {7}
467.1  DF  .~> With heating or cooling means
468  DF  .~> Injector or jet pump type
469  DF  .~> Manual, weight, or traction operated gas pump
470  DF  .~> Plurality of impellers arranged in parallel or performing diverse functions
471  DF  .~> Impeller within or proximate to space encompassed by separating media
472  DF  .~> Upright or multichambered casing
473  DF  .~> Impeller upstream of separating media

DEFINITION

Classification: 55/467

(under the class definition) Apparatus having means to positively force system fluid gas through, or to pass relative to, a separating media.

SEE OR SEARCH THIS CLASS, SUBCLASS:

383, for gas pumps or fans to force gas in an unbounded area to move relative to a separating media.

437+, for gas pumps or fans in a confined flow path combined with a separating media of the deflector type.