US PATENT SUBCLASS 266 / 194
.~.~.~.~ Having means to facilitate removal of cooling means


Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

168  DF  MEANS FOR TREATING ORES OR FOR EXTRACTING METALS {3}
171  DF  .~ By means applying heat to work, e.g., furnace {10}
190  DF  .~.~ With cooling of heating means {3}
193  DF  .~.~.~ By means embedded in heating means {1}
194.~.~.~.~ Having means to facilitate removal of cooling means


DEFINITION

Classification: 266/194

(under subclass 193) Device including means enabling easy insertion or extraction of the heat-exchange member.