黄金科学技术 ›› 2018, Vol. 26 ›› Issue (5): 682-688.doi: 10.11872/j.issn.1005-2518.2018.05.682
• • 上一篇
李和付1,孙皞1,叶国华2,阙潇丰1,王亚伟1,陈阳1,陈斌1
Hefu LI1,Hao SUN1,Guohua YE2,Xiaofeng QUE1,Yawei WANG1,Yang CHEN1,Bin CHEN1
摘要:
采用环保药剂“金蝉”处理夏家店金矿,并与NaCN处理效果进行了对比研究。结果表明:当“金蝉”药剂用量为200 g/t时,金浸出率为88.55%,与NaCN浸金的浸出率(88.73%)基本相同;当“金蝉”药剂用量为300 g/t时,可获得金浸出率为89.87%的良好指标,明显优于最佳条件下NaCN浸金效果(88.73%);使用“金蝉”药剂处理金矿石后,金吸附效果及载金炭解吸效果与氰化法接近(金解吸率分别为98.99%和98.97%),无不良影响;“金蝉”取代NaCN,可明显提高技术经济指标,此外,由于“金蝉”的低毒性,可在运输、管理、环保和安全等方面产生更多隐形效益。
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