US PATENT SUBCLASS 34 / 291
.~.~.~.~.~ Including mixing or agitating

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

282  DF  PROCESS {24}
284  DF  .~ Freeze-drying {3}
287  DF  .~.~ Including vacuum {2}
289  DF  .~.~.~ And heating {6}
290  DF  .~.~.~.~ Continuous processing {2}
291.~.~.~.~.~ Including mixing or agitating

DEFINITION

Classification: 34/291

Including mixing or agitating:

(under subclass 290) Process involving stirring or churning of the treated material.