extraction of refractory of gold
Optimization Process of the Refractory Gold Ore
2021年1月8日 Abstract. Hypochlorite leaching system is a strong oxidizing solution for metal sulfides, which are naturally associated with gold extraction. This study evaluated
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Extraction of gold from refractory gold ore using bromate
2019年6月1日 In this work, a high gold extraction rate was achieved by directly leaching refractory gold ore using potassium bromate and ferric chloride in acidic media.
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Extraction of Gold from Refractory Gold-Bearing Ores by
2020年11月12日 A novel approach for ensuring the efficient extraction of gold from such ores consists in the Reducing Pyrometallurgical Selection (RPS) process. RPS is
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Recovery of gold from sulfide refractory gold ore:
2021年4月1日 Aiming at solving the shortcomings mentioned above, we proposed an efficient process for gold recovery from sulfide refractory gold ore, which aims at
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Eco-friendly and economical extraction of gold from a refractory
2020年12月1日 Iodine–iodide leaching is an effective and environmentally friendly gold extraction method that is expected to replace cyanidation. However, as the price of
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A systematic review of sustainable gold extraction from raw ores
2022年3月1日 Introduction Gold is the most important precious metal in the world, with estimated reserves of 54,000 tons (Garside, 2019). Global gold demand has increased
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Gold Extraction from Refractory Sulfide Gold
2021年8月25日 The effect of bio-oxidation and neutral atmospheric oxidation pre-treatment of refractory gold concentrates on gold and silver extraction during cyanidation was
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Extraction of Gold from a Low-Grade Double Refractory Gold Ore
Abstract. The treatment process of a low-grade refractory gold ore containing sulfide minerals and carbonaceous matters was studied in this work. The gold extraction of
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