US PATENT SUBCLASS 34 / 475
.~.~.~.~ And gas or vapor temperature regulation

Current as of: June, 1999
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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}
467  DF  .~.~ Treatment of gas or vapor {6}
474  DF  .~.~.~ Gas or vapor humidity regulation {1}
475.~.~.~.~ And gas or vapor temperature regulation

DEFINITION

Classification: 34/475

And gas or vapor temperature regulation:

(under subclass 474) Process wherein the temperature of the treating gas or vapor is controlled.