本文对锌浸出渣挥发窑窑衬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.
在上述的优化工艺条件下,锌精矿锌浸出率可达96%以上。
On this condition, Zinc sulfide mineral leaching rate could attain above 96%.
试验表明,采用超声波强化浸出可使常温弱酸下不溶的铁酸锌浸出。
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.
为利用炼铜烟灰制取硫酸铜和硫酸锌,研究了浸取条件对铜、锌浸出率的影响。
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.
新工艺锌浸出率高,流程短,可在常温常压下浸出,无废液,具有较广阔的应用前景。
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.
近年来,从这种锌浸出渣中回收镓、锗得到了广泛的研究,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.
锌精矿及多金属复杂硫化矿的加压浸出工艺和理论进行了系统研究。
In this dissertation the technology and fundamentals of pressure leaching of high iron-zinc sulphide concentrate and polymetallic sulphide ore are studied systematically.
试验结果表明,机械活化可以明显地提高锌的浸出率。
Theresults indicate that mechanical activation can increase the leaching rate of zinc effectively.
选择微波辐射预处理废催化剂,可以显著提高锌的浸出率。
Using microwave radiation to pretreat exhausted catalyst can improve the ratio of zinc leaching obviously.
研究了从锌焙烧烟尘常压热酸浸出液中沉淀针铁矿的过程。
Precipitation process of the goethite from hot acid leaching solution of zinc concentrate roast dust was investigated.
介绍了锌系统焙砂浸出的工艺流程,操作条件,生产实践及技术改进。
This paper describes the technological process, operating conditions, production practice and technical improvement of calcine leaching in zinc circuit.
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.
试验结果表明:在常温常压下,用硫酸浸出该氧化锌矿石锌的浸出率可达到78%。
It was found that 78% zinc extraction was obtained at room temperature and atmosphere pressure.
对某锌厂含钴废渣硫酸化焙砂浸出液进行了钴与铁、锰分离工艺研究。
A new process was developed for the separation of cobalt, iron and manganese in the leach solution of zinc plant residue after sulphated calcination.
研究锌铅混合精矿加压浸出过程。
The pressure acid leaching process of bulk concentrate of zinc and lead is investigated.
笔者对硫化锌精矿加压浸出过程的热平衡进行了计算。
In this paper the heat balance of pressure leaching for zinc sulphide concentrate is calculated.
采用改进铁氧体共沉淀法,用石灰乳溶液作中和剂,从污泥浸出液中去除铜、锌。
Copper and zinc in sludge extract were removed by improved ferrite coprecipitation process using lime milk as neutralization reagent.
本论文对高铁硫化锌精矿及多金属复杂硫化矿的加压浸出工艺和理论进行了系统研究。
In this dissertation the technology and fundamentals of pressure leaching of high iron-zinc sulphide concentrate and polymetallic sulphide ore are studied systematically.
系统地分析了铁闪锌矿的矿物结构、锌的浸出过程机理和铁离子的电子传递作用。
The mineral structure of HFZSC, the mechanisms of pressure leaching of zinc and the electron transference of iron ion have been examined systematically.
球磨法破壁及锌的浸出结果表明,至少47.84%的锌是有机态形式结合的,其余锌松散结合在细胞壁或游离于细胞内部。
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.
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.
硫化锌精矿焙烧矿的中性浸出渣常含有锗等有价元素,常规低酸高酸两段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.
为了从高含硅、含铁等的氧化锌矿中提取锌,设计了低酸浸出、针铁矿除铁并脱硅提锌的新工艺。
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.
扩大试验验证,控制锑在中性浸出过程中的浸出率,黄钾铁矾法可以处理含锑高的锌焙烧料。
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.
提出了一种适合锌湿法冶金高钴锌渣浸出的工艺流程:酸料比为0。
In the experimental work, the process was carried out: ratio of sulfuric acid to cobalt-rich zinc residue 0.
试验表明利用超声波强化浸出锌浮渣可大大提高了锌浮渣的浸出率,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.
该工艺浸出率达97%以上,锌总回收率达92 %以上,并可实现铅锌分离。
Using this technology, the leaching yield over 97% and recovery yield of zinc over 92% and separating of lead zinc could be realized.
该工艺浸出率达97%以上,锌总回收率达92 %以上,并可实现铅锌分离。
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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