The hydrochloric acid leaching for high-silicon bauxite is researched.
对高硅铝土矿进行了盐酸浸出的探索性试验研究。
Sulfuric acid leaching of low grade zinc oxide ore is studied in this paper.
研究了高硅低品位氧化锌矿的硫酸浸出工艺。
Phenomena of Acid leaching of oxide ore and dissolution of silica are described.
介绍了氧化矿的直接酸浸及二氧化硅的溶解行为。
The pressure acid leaching process of bulk concentrate of zinc and lead is investigated.
研究锌铅混合精矿加压浸出过程。
The electrochemical oxidation of marmatite should not be neglected in the sulfuric acid leaching.
在铁闪锌矿硫酸浸出过程中，其电化学氧化作用不容忽视。
The way to calculate the volume of reactor is studied on the basis of the acid leaching kinetics.
文章以酸浸反应动力学为基础，研究反应器体积的计算方法。
The former with low Ni content and high Fe content which is suitable to high pressure acid leaching.
前者铁含量高、镍含量较低，宜采用高压酸浸湿法冶金工艺处理；
Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched.
研究了用针铁矿法从铬铁合金硫酸浸出溶液中除铁并回收铬。
The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated.
研究了高温还原焙烧、硫酸浸取提取硫铁矿烧渣中的铁。
The effect of pre-treatment of the asbestos tailings on the acid leaching reaction of asbestos tailings was studied.
本文就石棉尾矿的预处理对石棉尾矿与酸反应效果的影响进行了研究。
Precipitation process of the goethite from hot acid leaching solution of zinc concentrate roast dust was investigated.
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。
Research is made on the process of bauxite ore sintering, followed by agglomerate alkaline pickling, residue acid leaching.
研究了烧结法处理铝土矿，烧结块碱浸，渣酸浸的工艺。
The calcination and secondary acid leaching process were used to remove iron and aluminum in the pyrite tailings in the tests.
试验采用了煅烧、二次酸浸工艺，进行硫铁尾矿酸浸除铁和铝试验。
Thermodynamic analysis results show that tellurium can be leached by sulfuric acid leaching method from lead-rich tellurium slag.
热力学分析结果表明：可以采用酸浸方法从高铅碲渣中提取碲。
The results of the experiments indicated that microwave could promote and strengthen acid leaching purification of diatomite ore.
实验研究结果表明，微波可强化硅藻土的酸浸提纯。
Thermodynamic analysis results show that tellurium can be leached by sulfuric acid leaching method from lead-rich tellurium slag.
并通过硫酸浸出高铅碲渣中碲的条件实验验证了热力学分析的结果。
The enrichment and recovery of tantalum and niobium through acid leaching and sodium alkali fusing from tungsten residue is studied.
研究了用酸浸与钠碱熔融法从钨渣中富集和回收钽铌。
Laboratory test results show that the use of a calcining and double step hydrochloride acid leaching technique can satisfyingly do it.
实验结果表明，采用煅烧二次酸浸工艺能按照上述要求有效地调整该高岭土的成分。
There are still some problems in weak-acid leaching technology selection, leaching liquor preparation and leaching liquor application.
浸出技术是地浸采铀的关键技术之一，在微酸浸出工艺的选择、溶浸液配方与使用方法等方面，尚存在一些问题。
To improve the utilization value of diatomite ore, a research on isothermal stable state acid leaching purification by microwave was made.
为提高硅藻土矿利用价值，进行了微波作用下硅藻土矿的稳态酸浸提纯研究。
The optimal technical condition of the preparation of amorphous silica by purifying acid leaching residues of asbestos tailings was reported.
对提纯石棉尾矿酸浸渣制备无定型二氧化硅的最优工艺条件进行研究。
A process of acid leaching under pressure of polymetallic sulphide flotation concentrates and various influence factors on leaching is studied.
研究了多金属硫化矿浮选精矿加压酸浸过程及各种因素对浸出的影响。
Compared with selective acid leaching, this process has the advantages of high extraction, completely metal separation and metal recovery easily.
该工艺与硫酸选择性浸出相比具有金属浸出率高、分离彻底、易分别回收等优点。
The results show that the defaults places can be exactly determined by penetrant method which is more visual and accurate than acid leaching method.
结果显示，表面渗透探伤法能准确确定连轧坯和轧后钢板表面缺陷的位置。与酸浸法相比，表面渗透法更加直观、准确。
This paper involved chemical compositions and physical phases of iron pyrite cinder and the principle of extracting iron from the cinder acid leaching.
本文叙述了硫铁矿烧渣的化学成分和物相，以及酸浸还原烧渣提取铁的基本原理。
The characteristics of acid leaching of brown soil and cinnamon soil were studied using an indoor soil column leaching method with simulated acid rain.
用室内模拟淋洗土柱的方法，对棕壤和褐土的酸淋容特征进行了研究。
The experimental result shows that the sulfuric acid leaching method is more suitable for tellurium slag containing high lead than alkaline leaching method.
并通过硫酸浸出高铅碲渣中碲的条件实验验证了热力学分析的结果。
The acid leaching residue is studied by X ray diffraction analysis and IR spectrometry and the results show that it mainly consists of active silicon dioxide.
酸浸渣经X-射线衍射和红外光谱分析表明，其主要成分为具有活性的二氧化硅。
It includes acid leaching, alkaline leaching, amine leaching and electric potential control of chlorination leaching process and its advantages and disadvantages.
介绍了铅阳极泥的酸法处理，碱法处理，胺法处理，控电氯化法处理工艺及其优缺点。
It includes acid leaching, alkaline leaching, amine leaching and electric potential control of chlorination leaching process and its advantages and disadvantages.
介绍了铅阳极泥的酸法处理，碱法处理，胺法处理，控电氯化法处理工艺及其优缺点。
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