US PATENT SUBCLASS 34 / 571
.~.~.~ With flow control dampers at outlet

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

523  DF  APPARATUS {40}
524  DF  .~ With automatic control {11}
565  DF  .~.~ Of flow of gas or vapor treating fluid {6}
571.~.~.~ With flow control dampers at outlet

DEFINITION

Classification: 34/571

With flow control dampers at outlet:

(under subclass 565) Apparatus wherein adjustable plates modify the flow of gas or vapor treating fluid at an orifice inside the treating chamber.