US PATENT SUBCLASS 210 / 780
.~.~ Including movement of filter during filtration

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

600  DF  PROCESSES {14}
767  DF  .~ Separating {16}
780.~.~ Including movement of filter during filtration {5}
781  DF  .~.~.~> Centrifugally extracting {1}
783  DF  .~.~.~> Rotating belt
784  DF  .~.~.~> Rotating drum
785  DF  .~.~.~> Cleaning filter utilizing wave energy (e.g., vibrating, pulsating, etc.)
786  DF  .~.~.~> Of particulate bed (e.g., fluidized or moving bed, etc.)

DEFINITION

Classification: 210/780

Including movement of filter during filtration:

(under subclass 767) Process in which relative motion is imparted to the filter medium with respect to its support or housing during filtration.

SEE OR SEARCH THIS CLASS, SUBCLASS:

359+, for filter apparatus including a movable medium.