US PATENT SUBCLASS 202 / 196
.~.~.~.~.~.~.~ Distilland-level control

Current as of: June, 1999
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202 /   HD   DISTILLATION: APPARATUS

81  DF  APPARATUS {4}
82  DF  .~ Systems {6}
152  DF  .~.~ Separatory {3}
163  DF  .~.~.~ Still {13}
182  DF  .~.~.~.~ With vapor-treating devices {7}
185.1  DF  .~.~.~.~.~ Condenser {10}
195  DF  .~.~.~.~.~.~ Still feeding {1}
196.~.~.~.~.~.~.~ Distilland-level control

DEFINITION

Classification: 202/196

The amount of liquid entering the still from the condenser is automatically limited to that which will keep the level of the distilland constant.

SEE OR SEARCH THIS CLASS, SUBCLASS:

181, and 193.

SEE OR SEARCH CLASS

137, Fluid Handling,

386+, for a liquid level responsive or maintaining system.