US PATENT SUBCLASS 432 / 158
.~.~ Pot stand forms annular combustion material admission zone

Current as of: June, 1999
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432 /   HD   HEATING

120  DF  WORK CHAMBER HAVING HEATING MEANS {12}
156  DF  .~ Crucible or pot heating furnace {2}
158.~.~ Pot stand forms annular combustion material admission zone

DEFINITION

Classification: 432/158

(under subclass 156) Apparatus in which the pot or crucible positioning structure is in the form of a pedestal surrounded by an annular chamber into which combustion material is admitted for burning therein.