该法采用硫酸高铁溶液淋滤熟化矿石,完成了薄层浸出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.
在第二个反应器中,用三价铁离子溶液浸出矿石。
本文针对目前湿法炼锑工艺过程研究的需要,对类似于辉锑矿浸出过程的液-固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.
探讨了低品位氧化锌矿在浸出过程中的主要化学反应,认为反应都能向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.
然后,用矿石静态浸出试验的数据对各种组分的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.
浸出过程属于混合控制,即表面化学反应与通过不溶硅、铁矿物相的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.
赤泥中钛金属的浸出率由赤泥中钛金属化合物与硫酸反应速度决定。
The titanium extraction from red mud is decided by the reaction rate of titanium compounds and acid.
在各种动力学因素影响下,测出锰和银浸出速率的控制步骤,计算出反应的活化能,得出动力学方程序。
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.
浸出过程为化学反应过程,矿物粒度、浸取剂浓度对反应速率影响也较大。
Leaching process is a chemical reaction process, mineral particle size and concentration also have great impact on the leaching rate.
在难处理金精矿等高品位硫化矿生物氧化浸出的工业应用中,高效生物反应器的构建是提高生产效率的关键。
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.
在反应釜模拟常压富氧浸出条件,研究锌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.
本文介绍了细菌浸出含镍硫化矿的研究现状,包括浸出条件、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.
结合某铀矿床碱法地浸室内试验,进行了氧化剂的种类、质量分数和溶浸剂的种类、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.
研究了氯化钠焙烧中相反应温度及其它与钒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.
研究了用不同溶剂从油菜籽中浸出菜籽油,并直接反应制备生物柴油的工艺条件。
The technology of extracting rapeseed oil from rapeseeds with solvent and producing biodiesel directly were studied in this work.
黄铜矿的阴极反应较强烈,且对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.
水解反应对金属钛的浸出率有很大影响。
加压氰化过程通过强化反应动力学,可实现难浸金属的高效浸出,在贵金属湿法提取冶金领域是一新兴技术。
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.
探讨了反应温度、初始KOH浓度、浸出时间和碱矿比等因素对铌和钽的浸出率的影响。
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.
大豆油脚浸出油与甲醇在催化剂koh作用下通过酯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.
试验研究表明,利用超细磨过程中的机械力诱发化学反应,可以显著强化和改善矿物的浸出过程,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…
结果表明,控制浸出体系的电位对维持较快的反应速度和较高的金属浸出率十分重要;
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;
赤泥中钛金属化合物与硫酸反应为颗粒缩小缩芯扩散控制。水解反应对金属钛的浸出率有很大影响。
The reaction rate of titanium compounds and acid is decided by the particles to control the spread of shrinking core.
影响反应器体积大小的主要因素有物料浓度、氧化铝浸出率、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...
方法:用10 0 %当归水浸出液定期给小鼠灌胃,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.
本文对朝阳地区的富钾页岩矿样在硫-氟混酸作用下浸出提钾的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.
本文对朝阳地区的富钾页岩矿样在硫-氟混酸作用下浸出提钾的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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