• 本文浸出挥发窑窑破损机理进行了系统研究。

    In this paper, the damage mechanism of Zn leaching cinder volatile kiln lining is studied.

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  • 上述的优化工艺条件下精矿浸出96%以上。

    On this condition, Zinc sulfide mineral leaching rate could attain above 96%.

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  • 试验表明采用超声波强化可使常温弱酸下的铁酸锌浸出

    The results show that, with ultrasonic on the intensification of leaching, ZnFeO4, which do not be dissolved in weak acid leaching agent in normal temperature, will be leached.

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  • 利用烟灰制取硫酸铜硫酸研究条件铜、影响

    The effect of acid leaching conditions on leaching rate of copper and zinc in process for production of copper and zinc sulfates from copper smelting dust was studied in this paper.

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  • 工艺率高流程,可常温常压浸出废液具有广阔的应用前景

    The new process has advantages of high zinc leaching rate, short flowsheet, leaching at normal temperature and pressure and no waste solution, suggesting a wide application field and good prospect.

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  • 近年来,这种锌浸出回收得到了广泛的研究国内外均取得了一定的研究成果。

    Recovery technology of gallium and germanium from the zinc-leached residues has been researched in domestic and international in recent years.

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  • 精矿金属复杂硫化的加压浸出工艺理论进行系统研究

    In this dissertation the technology and fundamentals of pressure leaching of high iron-zinc sulphide concentrate and polymetallic sulphide ore are studied systematically.

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  • 试验结果表明机械活化可以明显地提高浸出

    Theresults indicate that mechanical activation can increase the leaching rate of zinc effectively.

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  • 选择微波辐射预处理催化剂可以显著提高浸出

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

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  • 研究焙烧烟尘常压浸出沉淀铁矿过程

    Precipitation process of the goethite from hot acid leaching solution of zinc concentrate roast dust was investigated.

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  • 介绍系统焙砂浸出工艺流程操作条件生产实践技术改进

    This paper describes the technological process, operating conditions, production practice and technical improvement of calcine leaching in zinc circuit.

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  • 反应釜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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  • 试验结果表明:在常温常压下,用硫酸氧化矿石浸出率可达到78%。

    It was found that 78% zinc extraction was obtained at room temperature and atmosphere pressure.

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  • 对某废渣硫酸化浸出进行分离工艺研究。

    A new process was developed for the separation of cobalt, iron and manganese in the leach solution of zinc plant residue after sulphated calcination.

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  • 研究混合精矿加压浸出过程

    The pressure acid leaching process of bulk concentrate of zinc and lead is investigated.

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  • 笔者硫化精矿加压浸出过程热平衡进行了计算。

    In this paper the heat balance of pressure leaching for zinc sulphide concentrate is calculated.

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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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  • 论文对硫化精矿金属复杂硫化矿加压浸出工艺理论进行系统研究。

    In this dissertation the technology and fundamentals of pressure leaching of high iron-zinc sulphide concentrate and polymetallic sulphide ore are studied systematically.

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  • 系统分析了铁闪矿物结构浸出过程机理离子电子传递作用

    The mineral structure of HFZSC, the mechanisms of pressure leaching of zinc and the electron transference of iron ion have been examined systematically.

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  • 磨法破壁浸出结果表明,至少47.84%是有机态形式结合的,其余松散结合在细胞壁游离细胞内部。

    The results from the mechanical ball milled yeast cells and the leaching of zinc illustrated that more 47.84% zinc in organic and the rest zinc was adhered to the cell wall or dissociated in the cell.

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  • 探讨品位氧化浸出过程中的主要化学反应认为反应生成硫酸的方向进行。

    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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  • 硫化精矿焙烧中性含有等有价元素,常规低酸高酸浸出流程锗的直收率低。

    Neutral leaching residue of roasted zinc concentrate often contains germanium which is poorly recovered in conventional two-stage leaching.

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  • 为了、含等的氧化提取,设计了浸出、针铁矿除硅提工艺

    To extract zinc from high si and Fe zinc oxide ore, a new process consisting of low acid leaching, iron removal and desilication was developed for zinc extraction.

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  • 扩大试验验证控制中性过程中的浸出黄钾铁矾法可以处理含锑焙烧料

    The industrial tests show that the jarosite process can be used to handle the zinc calcine with high concentration of Sb by controlling the leaching rate of Sb in the neutral leaching process.

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  • 一种适合湿法冶金高工艺流程为0

    In the experimental work, the process was carried out: ratio of sulfuric acid to cobalt-rich zinc residue 0.

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  • 试验表明利用超声波强化浮渣可大大提高了浮渣浸出缩短了浸出时间

    Experiment manifests that the leaching rates of zinc dross are elaborately enhanced and the leaching time of zinc oxide finished ore is shortened by means of ultrasonic strengthening.

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  • 工艺达97%以上,回收率达92 %以上,实现分离。

    Using this technology, the leaching yield over 97% and recovery yield of zinc over 92% and separating of lead zinc could be realized.

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  • 工艺达97%以上,回收率达92 %以上,实现分离。

    Using this technology, the leaching yield over 97% and recovery yield of zinc over 92% and separating of lead zinc could be realized.

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