US PATENT SUBCLASS 34 / 230
.~.~.~ Plural gas or vapor forcing means

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

523  DF  APPARATUS {40}
201  DF  .~ Houses, kilns, and containers {6}
218  DF  .~.~ With gas or vapor circulation for contact with treated material {8}
230.~.~.~ Plural gas or vapor forcing means

DEFINITION

Classification: 34/230

(under subclass 218) Apparatus having plural gas or vapor forcing means as defined in subclass 223.

(1) Note. Complete the search in this class, subclasses 212 through 214, 223, and 226 and see notes thereto.