75 / | HD | SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE THEREIN, CONSOLIDATED METAL POWDER COMPOSITIONS, AND LOOSE METAL PARTICULATE MIXTURES |
330 | DF | PROCESSES {9} |
10.1 | DF | .~ Electrothermic processes (e.g., microwave, induction, resistance, electric arc, plasma, etc.) {17} |
10.46 | DF | .~.~ Adding solid treating agent, slag or flux {6} |
10.5 | DF | .~.~.~ Silicon(Si) or compound thereof {3} |
10.51 | .~.~.~.~ Ferrosilicon alloy |