US PATENT SUBCLASS 34 / 211
.~.~.~.~ Superposed floors or chambers

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}
209  DF  .~.~ Plural treating units or compartments {1}
210  DF  .~.~.~ With gas or vapor circulation for contact with treated material {5}
211.~.~.~.~ Superposed floors or chambers

DEFINITION

Classification: 34/211

(under subclass 210) Apparatus in which two or more of the treating units or compartments are vertically arranged with respect to each other.

SEE OR SEARCH THIS CLASS, SUBCLASS:

171, and indented subclasses, and subclass 178 for gravity material flow type.

192, and indented subclasses, for vertically arranged removable shelf or tray type and subclasses 237 and 238, for vertically arranged trays or floors.