ID :
505148
Tue, 09/18/2018 - 13:18
Auther :

Kyrgyz scientists patent method of thiourea extraction of gold from copper-gold ores

Bishkek, Sept. 18, 2018. /Kabar/. Scientists from Kyrgyzstan T. Dzhunushalieva, M. Baktibekova, D. Borbieva, G. Jamangulova patented the method of thiourea extraction of gold from copper-gold ores. This information was published in the August 2018 issue of the Intellectualdyk menchik information bulletin (Kyrgyz: Интеллектуалдык менчик, lit.: intellectual property). According to the document, the method of thiourea extraction of gold from copper-gold ores, which involves production of float concentrate, preliminary dissolution of trace elements in sulphuric acid, gold leaching in thiourea, metallic aluminum cementation of gold, and characterized by the use of float concentrate containing 7 g/t of gold, while leaching is carried out at a temperature of 298-300° К, and redox potential is not maintained.

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