US PATENT SUBCLASS 34 / 365
.~.~.~.~ Pulsed flow

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

282  DF  PROCESS {24}
359  DF  .~ With fluid current conveying or suspension of treated material {3}
360  DF  .~.~ Suspension of treated material {10}
364  DF  .~.~.~ Including gas or vapor flow variation {1}
365.~.~.~.~ Pulsed flow

DEFINITION

Classification: 34/365

Pulsed flow:

(under subclass 364) Process wherein the gas or vapor is controlled to be discharged in short, distinct, timed bursts of gas onto the treated material.