Purification and realloying of arsenic/selenium alloys
Purification of molten lead
Purification of nickel and cobalt metal powders by a caustic was
Purification of tantalum by plasma arc melting
Purifying titanium-bearing slag by promoted sulfation
Pyrochemical process for extracting plutonium from an electrolyt
Pyrometallurgic process for the treatment of steelwork residues
Pyrometallurgical brass production
Pyrometallurgical copper refining
Pyrometallurgical method for processing heavy nonferrous metal r
Pyrometallurgical process for lead refining
Pyrometallurgical process for smelting nickel and nickel-copper
Pyrometallurgical recovery of copper from slag material
Pyrometallurgical recovery of iron from iron silicate slags
Pyrometallurgical system for liquid-liquid contacting
Pyrometallurgical system for solid-liquid contacting