| gen. |
complex ores (Сomplex lead-zinc-copper ores are now being purchased at the Humboldt concentrator of the Phelps Dodge Corporation recently leased from... when asked about the possibility of development and production of complex ores in this section of the state... – АД); complex ores (Сomplex lead-zinc-copper ores are now being purchased at the Humboldt concentrator of the Phelps Dodge Corporation recently leased from... when asked about the possibility of development and production of complex ores in this section of the state... Alexander Demidov) |
