US PATENT SUBCLASS 34 / 497
.~.~ Temperature of treating chamber regulated

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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

282  DF  PROCESS {24}
443  DF  .~ Gas or vapor contact with treated material {17}
497.~.~ Temperature of treating chamber regulated

DEFINITION

Classification: 34/497

Temperature of treating chamber regulated:

(under subclass 443) Process wherein the temperature within the treating container is controlled.