US PATENT SUBCLASS 34 / 319
.~.~.~ Variable speed

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

282  DF  PROCESS {24}
312  DF  .~ By centrifugal force {6}
318  DF  .~.~ Rotating drum or basket {5}
319.~.~.~ Variable speed

DEFINITION

Classification: 34/319

Variable speed:

(under subclass 318) Process wherein the velocity of rotation of the vessel containing the treated material is changed during treatment.

(1) Note. The variable speed set forth in this subclass definition does not include the speed variations that occur during the activation or deactivation of the means causing the rotation of the rotatable vessel.