78916572
Jun 26, 2006
Dec 25, 2007
Machines for spraying refractory materials; machines for introducing metallurgical lances into furnaces and ladles; machines for placing slag retaining devices in metallurgical furnaces; machine parts, namely metallurgical lances for injecting gas or particulate material into a metallurgical furnace or ladle, refractory slag retaining devices for metallurgical furnaces and dartheads
Machinery