76162064
Nov 8, 2000
Apr 15, 2003
MINERAL TREATMENT PLANTS COMPRISED OF A REACTOR AND FURNACE, MINERAL REDUCTION PLANTS COMPRISED OF A REACTOR AND FURNACE, RECTANGULAR SHAPED TROUGHS USED IN THE PROCESS OF TEEMING STEEL ALSO KNOWN AS TUNDISHES, INGOT MOLDS, HEATING INDUCTION FURNACES AND HEATING FURNACES, RETORTS, HEAT EXCHANGERS, AND FUME AND GAS PURIFIERS USED IN THE TREATMENT AND MELTING OF METALS
Environmental Control Apparatus