• 硫酸出剂采用热活化浸出方法处理0.4%的转炉渣回收铟。

    Indium was recycled from a certain converter slag containing 0.4% indium through a method of thermal activation leaching in sulfuric acid solution.

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  • 氧化铜矿石过程主要受浸出剂矿石中的渗流与扩散速度的影响。

    The process of leaching depends on the seeping and diffusing velocity of leaching agent and resultant.

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  • 常规工艺相比较,细菌堆新工艺具有浸出周期短,用量低,节省氧化降低浸出用量,浸出平均浓度高等优点。

    Compared with conventional heap leaching, bioleaching period and acid amount are reduced, oxidant and leaching agent are saved, and uranium concentration in leaching solution is increased.

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  • 酸碱性影响电解锰渣毒性主要因素

    The pH value of the leaching agent is main factor affecting the leaching toxicity of EMR.

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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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  • 硝酸为氧化、硫酸为添加体系用于硫化矿尾矿有价金属,镍、铜、钴浸出分别可达91。

    A mixed nitric-sulphuric acids is used to recover the valuable metals ni, Cu and co from low-grade Ni-Cu sulfide tailings, the leaching rate of ni, Cu, and co is 91.

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  • 选择微波辐射预处理催化可以显著提高浸出

    Using microwave radiation to pretreat exhausted catalyst can improve the ratio of zinc leaching obviously.

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  • 本文研究过程加入添加抑制杂质浸出方法

    In this paper, studies are made on the impurities control method during leach by adding the additive.

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  • 采用改进铁氧体沉淀法石灰乳溶液中和污泥浸出中去除

    Copper and zinc in sludge extract were removed by improved ferrite coprecipitation process using lime milk as neutralization reagent.

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  • 分析还原温度时间浸出影响研究氯化溶液中脱除杂质方法和效果。

    The effect of reducing agent, temperature and time on leaching of strontium are investigated, and the method for purification of strontium chloride solution is also studied.

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  • 考查了焙烧温度、焙烧时间、添加种类添加因素浸出影响

    Effects of roasting temperature, roasting time, kinds and addition amount of addition and other factors to vanadium leaching rate were investigated.

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  • 实验结果充分表明我们找到催化A提高速度浸出效率。

    The experimental results show that catalyst A found by us can increase the speed of gold dissolution and the rate of gold leaching.

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  • 本文正交设计方法过磷酸钙过程中倍半氧化物浸出进行实验研究,筛选添加种类条件

    The water extraction process of iron and aluminum oxides from superphosphate is experimented and studied by orthogonal designing method and the kinds of additive and extraction conditions are sieved.

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  • 研究焙烧温度、焙烧时间失活催化平均粒径温度时间取率影响。

    The effects of roasting temperature and time, particle size of the inactive catalyst, leaching temperature and time on the Mo extraction were analysed.

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  • 采用硫酸溶液对陶土进行然后浸出进行处理,可以从陶土制取新型

    Soaked Kaolin in sulphuric solution and dealted with the solution, the new algaecide agent could be got .

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  • 助渗表面活性为主体,目的提高渗透性浸出工艺的效率

    The permeation-promoters are added, which consist of different surfactants, to increase the permeability of fluid and the leaching efficiency.

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  • 研究表明催化中回收贵金属采用湿火法富集

    The research shows that the precious metals can be recovered from the catalyst by the wet leaching method and the fire concentration method.

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  • 三聚磷酸钠沉淀研究模拟加压实际含铟加压浸出液中影响铟沉淀因素

    Influence factors of indium precipitation rate from simulated and actual pressure oxidative leaching liquor with sodium tripolyphosphate were investigated.

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  • 二氧化硫作还原碳酸溶液实现壳中选择性、钴

    Selective leaching of nickel, cobalt and copper from cobalt crusts was attained by using ammonium carbonate solution and sulfur dioxide gas as a reductant.

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  • 豆油浸出甲醇催化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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  • 通过对废催化中有价金属钼回收工艺研究突破传统工艺,采用提高浸出实现工业化生产

    By breaking through traditional technology and adopting acidizing, the extraction ratio of molybdenum was raised and industrial production was realized.

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  • 同时室内试验结果表明空气氧化氧气作氧化的条件下,天然含矿含水层地下水可以成功矿石中的铀。

    The results of the laboratory experiment show that under the air preparing or oxygen oxidizing ore, the uranium can be leached from ores by natural ore-bearing aquifer groundwater.

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  • 结合铀矿床碱法地室内试验,进行了氧化种类、质量分数种类、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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  • 详细考察硫酸催化用量温度、浸出时间固质量搅拌速度因素浸出的影响。

    The effecting factors such as consumption of sulfuric acid, catalyst, temperate, time, ratio of liquid to solid, and stir speed on leaching rate has been studied in detail.

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  • 采用X射线衍射(XRD)扫描电子显微镜(SEM)对微波辐射预处理前后浸出前后的物催化形貌进行了表征

    The phase and morphology of exhausted catalyst before and after microwave radiation-pre- treatment and leaching are characterized by XRD and SEM techniques.

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  • 硫酸氧气催化陕西某地的硫化锌精矿进行了浸出试验研究。

    The test of leaching rate on zinc sulfide concentrate in Shaanxi province with sulfuric acid, oxygen and catalyst has been taken.

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  • 采用酸浸出废催化中的钼、,将浸出液沉钼酸,对钼酸母液中的镍、铋、镁经过多级沉淀处理后加以综合回收

    Nickel bismuth magnesian is recycled by multiprecipitate after molybdenum is deposited from molybdenum-leaching solution and industrial production is realized.

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  • 试验结果表明浓度浸出周期温度比、活化因素有关。

    The test result indicated that copper leaching rate related to the ammonia density, leaching cycle, temperature, liquid solid proposition, activator and so on.

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  • 方法用薄层色谱鉴别颗粒中的麦冬金银花,测定浸出物,并考察本品稳定性

    Method: TLC was used to test Radix Ophzopogonis and Flos Lonicerae, and assaying the alcohol extraction, as well as the granule stability.

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  • 方法用薄层色谱鉴别颗粒中的麦冬金银花,测定浸出物,并考察本品稳定性

    Method: TLC was used to test Radix Ophzopogonis and Flos Lonicerae, and assaying the alcohol extraction, as well as the granule stability.

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