ES8301283A3
|
|
Method to treat golden sedimentary minerals
|
US4259107A
|
|
Recovery of gold from sedimentary gold-bearing ores
|
US4274870A
|
|
Smelting of copper concentrates by oxygen injection in conventional reverberatory furnaces
|
US4188208A
|
|
Recovery of gold from carbonaceous gold-bearing ores
|
CA1094815A
|
|
Method of increasing the recoverability of gold from gold-bearing ores
|
US4128617A
|
|
Treatment of zinc calcines for zinc recovery
|
ZA7703869B
|
|
Process for removing ammonium,sodium or potassium ions from metal sulfate bearing solutions
|
US4094668A
|
|
Treatment of copper refinery slimes
|
JPS529603A
|
|
Method of removing manganese from metallcontaining solution
|
CA1070122A
|
|
Process for manganese removal from metal bearing solutions
|
US4067789A
|
|
Process for manganese removal from zinc metal bearing solutions
|
US3798306A
|
|
Recovery of rhenium from molybdenite
|
US3674463A
|
|
Continuous gas-atomized copper smelting and converting
|
US3846124A
|
|
Method of increasing the cyanidation recoverability of gold from organic carbon-containing gold-bearing ores
|
US2989394A
|
|
Heat treatment and concentration of oxide ores
|
CA851656A
|
|
Sulfation of refractory metal oxides
|
CA760924A
|
|
Iron ore treatment process
|