Process for acid leaching of manganese oxide ores aided by hydro
Process for addition of silicon to iron
Process for alloying metals
Process for cleaning mercury-contaminated soils
Process for combined production of ferrosilicozirconium and zirc
Process for conserving quinolic compounds in an organic extracta
Process for continuous copper smelting
Process for continuous copper smelting
Process for converting of solid high-grade copper matte
Process for de-oiling mill scale
Process for de-oiling mill sludge
Process for decontaminating suspensions containing silt, polluta
Process for decontamination
Process for degassing aluminum melts with sulfur hexafluoride
Process for direct electrowinning of copper
Process for direct electrowinning of copper
Process for dispersoid strengthening of copper by fusion metallu
Process for electrolytic recovery of titanium metal sponge from
Process for eluting adsorbed gold and/or silver values from acti
Process for eluting precious metals from activated carbon