• 碘化一种新的非氰化浸金方法

    Leaching of gold is a nwe method for non-cyanidation leaching gold.

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  • 最佳条件下,其氰化浸达到97%以上。

    Under the optimum leaching conditions, a leaching rate of gold could be over 97%.

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  • 研究离子强化氰化浸提供了理论依据技术基础

    This research has offered the theoretical and technological foundation for the application of heavy metal ions in strengthen gold cyanidation.

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  • 本文对某含多硫化物精矿氰化工艺进行系统研究。

    In this PaPer, the gold leaching from complex sulfide-bearing gold concentrate by cyanide process was studied systematically.

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  • 混合浮选产出混合精矿氰化氰化作为锌精矿销售

    The bulk concentrate is produced by bulk floatation, from which the gold is recovered by cyanide leaching, and the residue is directly sold as zinc concentrate.

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  • 硫化物溶液氰化浸金体系其中有效成份离子

    The polysulfide solution is one of non cyanidation systems of gold leaching in which polysulfide ions are the main effective components.

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  • 结果表明采用溶液预处理有效地排除了铜对氰化浸影响

    Test results showed that use of ammoniacal solution pretreatment can effectively remove copper, and thus alleviating negative effect of copper on leaching of gold.

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  • 原矿直接氰化进行探索结果表明为80.41%。

    Researches results on the direct cyanide gold leaching method showed that the gold leaching rate was only 80.41%.

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  • N235与路易斯三辛基氧膦(TOPO)组成协同萃取体系碱性氰化贵液中I)协同萃取反萃进行了研究。

    This paper aims to extraction and stripping of gold(I) from alkaline cyanide leaching solution by the N235-TOPO co-extraction system.

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  • 依据矿物学特性,提出了“原矿浮选—精矿氧化焙烧— 氰化浸活性炭吸附选冶联合工艺流程,选冶回收率达83.91%。

    Based on the properties, a combined flowsheet of flotation-roasting in air -cyanidation-active carbon absorption was developed. The overall recovery of Au is of 83. 91%.

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  • 依据氰化矿浆电化学分析,对氰化浸金进行了外加电场试验。试验结果表明:外加电场有助于氰化矿浆中的出,能够提高出率。

    Based on electrochemical analysis of cyanide leaching pulp, the experiment of applied electric field leaching aid for cyanide leaching of gold was made.

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  • 采用“高效反应器”研究了加压氧化-氰化新工艺。

    Pressurizing oxidation cyanidation was studied by using " quick gold extracting reaction container ".

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  • 介绍了石堆式细菌氧化氰化基本试验方法结果

    The method and result of leaching of gold ore heap bio oxidation cyanidation CIL process was introduced.

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  • 本文论述氰化法提工艺应用吉林市浮选精矿生产工艺过程、作业条件实践经验

    This paper discussed the technology, operation conditions and practical experience of CIL process used in the floatation of gold-bearing sulphide concentrates in the Jilin gold Mine.

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  • 研究结果表明采用工艺改善环境提高降低氰化用量缩短氰化时间

    The study results show that using the gold extraction technology can improve leaching environment, increase gold leaching rate, decrease cyanide consumption, and shorten cyaniding leaching time.

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  • 细菌预处理提高氰化出率有效技术,也是解决类矿物处理过程带来的环境负效应的有力措施。

    The bioleaching of arsenic-bearing refractory gold ores offers an effective pretreatment technology, which is an environmentally friendly process and able to improve the gold recovery.

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  • 推导氰酸盐体系热力学判据,从热力学角度分析讨论氧化剂参与下硫氰酸盐浸金反应过程,比较硫氰酸盐、硫代硫酸盐、硫脲和氰化浸金的热力学判据和相关参数。

    The thermodynamic criterion of the gold leaching with thiocyanate is deduced, the gold leaching reaction with thiocyanate in the presence of oxidant is thermodynamically analyzed and discussed.

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  • 采用工艺一直较低,改用全泥氰化出工艺进行试验,出率也没有明显提高

    A gold mine adopted a heap leaching process but the gold leaching rate had been low. No evident improvement was made when a full-ore cyaniding leading process was tested.

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  • 试验结果表明,制粒—氰化预处理—堆改善含粘土质渗透性、提高、加强出速度、缩短周期降低成本改善环境条件。

    The results show that this new process can enhance the gold leaching rate from the clay-containing ore, increase the leaching speed, shorten operational cycle, cut production costs and

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  • 试验结果表明,制粒—氰化预处理—堆改善含粘土质渗透性、提高、加强出速度、缩短周期降低成本改善环境条件。

    The results show that this new process can enhance the gold leaching rate from the clay-containing ore, increase the leaching speed, shorten operational cycle, cut production costs and

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