US PATENT SUBCLASS 204 / 234
.~.~.~.~ Recirculation

Current as of: June, 1999
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204 /   HD   CHEMISTRY: ELECTRICAL AND WAVE ENERGY

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
232  DF  .~.~ Cells with electrolyte treatment means {4}
233  DF  .~.~.~ Leacher, dissolver or extractor {1}
234.~.~.~.~ Recirculation {2}
235  DF  .~.~.~.~.~> With filter
236  DF  .~.~.~.~.~> With heater or cooler

DEFINITION

Classification: 204/234

(under subclass 233) Apparatus including means to recirculate the electrolyte.

(1) Note. Compare with this class, subclass 237 and indented subclasses.

(2) Note. For electrolytic cells with means for agitating the electrolyte or material therein, see this class, subclasses 261 and 273.