US PATENT SUBCLASS 266 / 235
.~.~ Having impeller means

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

200  DF  MEANS FOR MELTING OR VAPORIZING METAL OR TREATING LIQUEFIED METAL {19}
233  DF  .~ By stirring or mixing molten metal {2}
235.~.~ Having impeller means

DEFINITION

Classification: 266/235

(under subclass 233) Device wherein the agitating means includes a blade-like member having a fluid reactant surface which engages and moves the molten mass.