Recovery of metals from oxidised metalliferous materials
ZA200402131B
Zinc recovery process.
SA04250007A
Recovering metals from sulfidic materials
BR0317218A
Process for the recovery of a precious metal from a sulfuric material, process for the removal of a contaminant from a contaminated sulfuric material, process for the treatment of a contaminated sulfuric material and any metal
AU2003271431A1
Electrolysis process and cell for use in same
AU2003903167A0
Recovery of precious metals from sulfidic materials
AU2003902311A0
Removing contaminants from sulfidic materials
AU2003901066A0
Recovery of metals from industrial dusts
AU2002953566A0
Removing contaminants from sulfidic materials
AU2002952181A0
Electrolysis process and cell for use in same
CA2459899A1
Zinc recovery process
AUPQ044899A0
Electrodes
AUPQ044999A0
Removing silver and mercury from chloride solutions
AUPP252198A0
Removing silver and mercury from chloride solutions
AUPP225898A0
Removing silver and mercury from chloride solutions
AUPO547997A0
Removing silver and mercury from chloride solutions
ZA8002828B
Blasting ignition circuits
ZA7706717B
Improvements in and related to sequential blasting