US PATENT SUBCLASS 34 / 67
.~.~.~ Atmospheric

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

523  DF  APPARATUS {40}
60  DF  .~ For diverse operations on treated material {4}
62  DF  .~.~ With treated material cooling means {4}
67.~.~.~ Atmospheric

DEFINITION

Classification: 34/67

(under subclass 62) Apparatus in which the cooling is done by means of atmospheric air contacting the solids, regardless of the means employed, such as blowers, conveyors or receptacles.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63, through 66, for type driers and coolers there provided for in which atmospheric air is used for contact cooling.