US PATENT SUBCLASS 34 / 580
.~.~ With additional conveying means

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

523  DF  APPARATUS {40}
576  DF  .~ With fluid current conveying of treated material {12}
580.~.~ With additional conveying means {1}
581  DF  .~.~.~> Suction conveyor

DEFINITION

Classification: 34/580

With additional conveying means:

(under subclass 576) Subject matter having an extra transporting means besides the fluid current conveying means.