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 )) expertise - hydrometallurgy |
NICKEL
Leaching - (Atmospheric, Pressure Oxidation, Pressure Metathesis)
• Laterites
• Concentrates (pentlandite, violarite, millerite, gersdorffite etc)
• Mattes
• Alloys
Purification
• Precipitation
• Solvent Extraction
• Ion exchange
Metal Recovery
• Electrowinning (divided cells)
• Hydrogen reduction
• Crude and pure semi-products, hydroxides, carbonates
• Salts eg nickel sulphate
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