US PATENT SUBCLASS 204 / 246
.~.~.~.~.~ Gas feeding

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}
243.1  DF  .~.~.~ Fused bath {6}
245  DF  .~.~.~.~ With feeding and/or withdrawal means {2}
246.~.~.~.~.~ Gas feeding

DEFINITION

Classification: 204/246

(under subclass 245) Electrolytic cells provided with means to feed gaseous material to the cell chamber.

(1) Note. For other cells with gas feeding means, see this class, subclasses 256, 258, 265, 270, and 277.