• 该法采用硫酸高铁溶液熟化矿石,完成薄层法所不能完成的残余浸出反应

    The ferric sulphate solution was used for trickling the acid-cured uranium ore and the residual leaching reaction incomplete in TLL process can be improved in this process.

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  • 第二反应器中三价铁离子溶液矿石

    In the second reactor, the ferric solution leaches the ore.

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  • 本文针对目前湿法炼工艺过程研究需要,对类似于辉锑矿浸出过程的液-间歇式多相反应动力学模型进行了推导。

    A model was developed for the kinetics of the liquid-solid phase reactions in a intermittent reactor, such as the leaching process of stibnite in the antimony hydrometallurgy.

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  • 探讨品位氧化锌浸出过程中的主要化学反应认为反应生成硫酸锌的方向进行。

    The main chemical reactions of low grad zinc oxide ore in leaching process were investigated. It was thought that the reaction to zinc sulphate can occur.

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  • 然后矿石静态试验数据各种组分反应速度进行了定量对比

    The reaction rates between different components are then compared quantitatively by using data of a static leaching experiment.

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  • 过程属于混合控制,即表面化学反应通过硅、铁矿扩散为过程的控制步骤

    The leaching process is controlled by mixed steps:the surface chemical reaction and the diffusion passing through the silicon and iron mineral phases.

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  • 金属的赤泥中钛金属化合物硫酸反应速度决定

    The titanium extraction from red mud is decided by the reaction rate of titanium compounds and acid.

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  • 各种动力学因素影响下,速率控制步骤计算出反应的活化能动力学方程序

    On the conditions of all kinds of dynamical factors, manganese and silver leaching velocities and controlling procedures were gotten, active energies were calculated, dynamical equations were gained.

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  • 过程化学反应过程,矿物粒度浓度反应速率影响较大

    Leaching process is a chemical reaction process, mineral particle size and concentration also have great impact on the leaching rate.

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  • 处理精矿高品位硫化生物氧化工业应用中,高效生物反应器的构建提高生产效率关键

    In the industrial application of bioleaching of unmanageable high-grade ores, such as gold refined ores, designing a high-efficient bioreactor is pivotal for improving efficiency.

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  • 反应模拟常压条件研究精矿常压富氧浸出过程

    The normal pressure and oxygen-rich leaching process of sphalerite concentrate is investigated under the simulation condition in reactor.

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  • 本文介绍了细菌含镍硫化研究现状,包括条件反应机理影响因素等内容。

    The present situation of bioleaching of nickel—bearing sulfide ores, including leaching conditions, reaction mechanism and affected factors for leaching has been described in this paper.

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  • 结合铀矿床碱法地室内试验,进行了氧化剂种类、质量分数剂的种类、质量分数选择试验,研究了反应时间、矿石粒度对铀浸出率的影响

    According to the in-room experiment for alkaline leaching of uranium deposit, the effects of the sorts and concentration of oxidants and solvent solutions are studied.

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  • 研究了氯化钠焙烧反应温度其它转化浸出率的有关因素

    The effect of phase reaction temperature of salt roasting and other factors on vanadium recovery is investigated.

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  • 研究不同溶剂油菜籽菜籽油,直接反应制备生物柴油工艺条件。

    The technology of extracting rapeseed oil from rapeseeds with solvent and producing biodiesel directly were studied in this work.

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  • 黄铜矿阴极反应较强烈,且黄铜矿氧化浸出具有重要意义。

    The strong cathodic reaction of chalcopyrite is of great importance to the oxidation-leaching of chalcopyrite.

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  • 水解反应金属钛浸出有很大影响。

    Hydrolysis of titanium influences leaching rate greatly.

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  • 加压氰化过程通过强化反应动力学,可实现金属的高效浸出,在贵金属湿提取冶金领域一新兴技术。

    The researches and newest progressing in pressure cyanidation method for treating the refractory gold ores, spent auto-catalysts and platinum-group metals ores were reviewed in present paper.

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  • 探讨反应温度初始KOH浓度时间碱矿比等因素对浸出影响。

    The effects of leaching temperature, initial KOH concentration, leaching time and mass ratio of alkali to ore on the leaching rate of Nb and Ta were investigated.

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  • 豆油浸出甲醇催化剂koh作用下通过交换反应制得生物柴油(BDF)。

    Biodiesel fuel (BDF) has been made by transesterification of extracted oil of soybean oil sediment with methanol in the presence of KOH as catalyst.

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  • 试验研究表明,利用过程中的机械诱发化学反应可以显著强化改善矿物浸出过程,在矿物加工领域具有广阔的应用前景

    The experimental research has shown that applying the mechanical force in ultrafine grinding to induce the chemical reaction can significantly intensify and improve the mineral leaching

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  • 结果表明控制体系电位维持较快反应速度较高的金属浸出十分重要

    The results indicate that, it is very importance to control the electric potential of leaching system in order to maintain high reaction rate and metal leaching rate;

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  • 赤泥金属化合物硫酸反应颗粒缩小扩散控制。水解反应对金属钛浸出有很大影响。

    The reaction rate of titanium compounds and acid is decided by the particles to control the spread of shrinking core.

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  • 影响反应体积大小主要因素物料浓度氧化铝反应温度和反应时间等。

    The main factors which have influence on the volume of reactor are reactant concentration, the leaching ratio of aluminium o...

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  • 方法10 0 %当归浸出定期给小鼠然后检测小鼠淋巴细胞增殖反应

    Methods:Filled the stomachs of the mice with 100% water extract of AM regularly, then exposed them to X-ray radiation and tested lymphocyte cells proliferation.

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  • 本文对朝阳地区页岩矿样硫-氟混作用下浸出反应机理进行了系统的研究。

    The experiment of extracting potassium from the potassium-rich shale by sulfuric acid in Chaoyang is completed.

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  • 本文对朝阳地区页岩矿样硫-氟混作用下浸出反应机理进行了系统的研究。

    The experiment of extracting potassium from the potassium-rich shale by sulfuric acid in Chaoyang is completed.

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