US PATENT SUBCLASS 202 / 202
.~.~.~.~ With condensate-treating devices


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}
202.~.~.~.~ With condensate-treating devices {2}
203  DF  .~.~.~.~.~> Aeration
204  DF  .~.~.~.~.~> Decanter


DEFINITION

Classification: 202/202

Patents for apparatus or parts directed to physical treatment of the condensate, such as filtering, decanting, aerating or reboiling, when in combination with the elements of the still or limited to the distilling art. Treatment of the condensate of thermolytic distillation is here unless provided for in the thermolytic subclasses.

SEE OR SEARCH CLASS

122, Liquid Heaters and Vaporizers,

441, and 448.1 for feed-water reboilers.

208, Mineral Oils: Processes and Products,

188, and 349.

210, Liquid Purification or Separation, appropriate subclasses, particularly

294+, for diverse separators, subclasses 348+ for filters and subclasses 513+ for gravitational separators.