US PATENT SUBCLASS 204 / 251
.~.~.~.~ Diaphragm type


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

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
242  DF  .~.~ Cells {10}
250  DF  .~.~.~ Liquid electrode {1}
251.~.~.~.~ Diaphragm type


DEFINITION

Classification: 204/251

(under subclass 250) Electrolytic cells in which the electrodes are separated by a diaphragm.

(1) Note. For other diaphragm-type cells, see this class, subclass 252 and indented subclasses.