US PATENT SUBCLASS 204 / 237
.~.~.~ 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}
237.~.~.~ Recirculation {2}
238  DF  .~.~.~.~> With filter
239  DF  .~.~.~.~> With heater or cooler

DEFINITION

Classification: 204/237

(under subclass 232) Apparatus in which the additional electrolyte treatment means includes means to recirculate the electrolyte.

(1) Note. Search also this class, subclass 234 and indented subclasses.

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