US PATENT SUBCLASS 34 / 610
.~.~.~.~.~.~ Radial gas or vapor flow

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

523  DF  APPARATUS {40}
108  DF  .~ Rotary drums or receptacles {7}
130  DF  .~.~ With gas or vapor flow for contact with treated material {5}
132  DF  .~.~.~ With heating means {2}
595  DF  .~.~.~.~ With drum or receptacle enclosing housing {9}
604  DF  .~.~.~.~.~ Including gas or vapor circulating means {6}
610.~.~.~.~.~.~ Radial gas or vapor flow

DEFINITION

Classification: 34/610

Radial gas or vapor flow:

(under subclass 604) Subject matter wherein a circulation of the gas or vapor is in a direction from the axis of rotation

to the walls of the drum, like the spoke of a wheel.