Menetelmä kuparin ja jalometallien talteenottamiseksi

• Main Authors: SINISALO, PIA, KARONEN, JANNE, VALKAMA, KARI, HIETALA, KARI
• Format: Patent
• Language: Finnish; Swedish
• Published: 08.12.2014
• Subjects: CHEMISTRY; FERROUS OR NON-FERROUS ALLOYS; METALLURGY; PRETREATMENT OF RAW MATERIALS; PRODUCTION AND REFINING OF METALS; TREATMENT OF ALLOYS OR NON-FERROUS METALS

Provided is a method of recovering copper and one or more precious metals comprising leaching copper-bearing ore and/or concentrate under atmospheric or slightly pressurized conditions at a temperature below the boiling point of the leach solution in a sulfuric acidic solution in the presence of one...