Search U.S. government technical reports digitized or harvested by TRAIL.
Recovery of lead and sulfur from galena concentrate, using a ferric sulfate leach
Lime roast-leach method for treating chalcopyrite concentrate
Improvements in ferric chloride leaching of chalcopyrite concentrate
Recovery of zinc from zinc chloride by fused-salt electrolysis
Ferric chloride-brine leaching of galena concentrate,
Recovery of lead from lead chloride by fused-salt electrolysis