| 用中温菌预氧化甘肃某难选金矿石的试验研究 |
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| 引用本文： | 戴红光.用中温菌预氧化甘肃某难选金矿石的试验研究[J].湿法冶金,2007,26(3):143-145. |
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| 作者姓名： | 戴红光 |
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| 作者单位： | 紫金矿业集团股份有限公司,矿冶设计研究院,福建,上杭,364200 |
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| 摘 要： | 甘肃某难浸金矿为微细浸染状、卡淋型，直接氰化浸金，金浸出率很低。用中温菌对金矿石先预氧化，然后以常规氰化法浸出，当矿浆浓度15％、预氧化7d后，金浸出率达85．69％。
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| 关 键 词： | 中温菌 难处理金矿 预氧化 |
| 文章编号： | 1009-2617（2007）03-0143-03 |
| 收稿时间： | 2007-04-11 |
| 修稿时间： | 2007年4月11日 |
Experiment Research on Pre-oxidation of a Refractory Gold Ore in Gansu With Moderate Bacterium |
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| DAI Hong-guang.Experiment Research on Pre-oxidation of a Refractory Gold Ore in Gansu With Moderate Bacterium[J].Hydrometallurgy of China,2007,26(3):143-145. |
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| Authors: | DAI Hong-guang |
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| Affiliation: | Design and Research Institute of Mining and Metallurgy ,Zijin Mining Industry Limited Company, Shanghang,Fujian 364200,China |
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| Abstract: | A gold ore in Gansu province is a kind of Carlin type particulate disseminated refractory gold ore. The leaching rate of gold is very low when gold is leached directly by cyanide, but it reaches to 85. 69% after pre-oxidation of 7 days with moderate bacterium in 15% pulp density. |
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| Keywords: | moderate bacterium refractory gold ore pre-oxidation |
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