The adsorption process of silver and gold complexes on cyanidation leaching residue of an oxide ore containing limonite is investigated.
研究某褐铁矿型金矿石氰化浸出渣对银和金氰络合物的吸附过程。
Neutral leaching residue of roasted zinc concentrate often contains germanium which is poorly recovered in conventional two-stage leaching.
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。
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。
In addition, as the leaching residue mainly consists of silicate and has high activity, it can be used as the raw material for cement mix and building material.
此外,浸出渣主要由硅酸盐组成,并具有较高的活性,可以作为水泥掺合料和生产建筑材料的原料。
The use of the leaching residue to high-carbon ferrochromium smelting can get the results of eliminating the chrome disaster, comprehensively utilizing the chrome resource and evident e…
采用浸出渣冶炼高碳铬铁,对根治铬害、综合利用铬资源具有明显的经济效益和社会效益。
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。
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 state of silver in silver-rich residue from leaching of lead anodic slime with acid is AgCl.
铅阳极泥酸浸富银渣中的银呈氯化银状态。
Applying more nitrogen would increase the content of soil microbial biomass nitrogen, but might result in large amount of nitrate residue in soil and suspected to leaching loss.
继续增加施氮量,土壤微生物量氮含量增加,但土壤中残留大量硝态氮,易淋溶损失。
The bulk concentrate is produced by bulk floatation, from which the gold is recovered by cyanide leaching, and the residue is directly sold as zinc concentrate.
混合浮选产出锌、金混合精矿,氰化浸金,氰化渣作为锌精矿销售。
The second was that cyanidation after alkali leaching was followed by flotation of cyanide residue.
比较结果表明,采用碱浸预处理后氰化、氰渣浮选工艺经济效益更好。
The leaching ratio of Al2O3 was greater than 97%, and the main component of the residue was amorphous silica by XRD with the optimum operating conditions.
在此条件下,氧化铝的浸取率可达到97%以上。由x -射线衍射分析结果表明,所得酸浸渣的主要成分为无定形二氧化硅。
The pilot-scale test results showed that the use of different leaching processes for different raw material can result in grade<0.25% in the secondary In leach residue…
生产扩试表明,不同铟原料采用不同的浸出方法可以使铟的二次浸出渣含铟<0 25%。
The investigation of leaching kinetics of kaolin residue showed that the apparent activation energy for leaching of kaolin residue was decreased after grinding.
对高岭土渣酸浸动力学的研究发现,经过机械研磨处理后,高岭土渣的酸浸反应活化能降低。
It describes the test and research on recovering silver from silver bearing residue by using sulfuric acid leaching ammonia leaching process, which is simple and worthy of promotion.
介绍了银渣回收银的试验研究情况,采用硫酸浸出-氨浸法处理银渣,工艺简单合理,技术指标高,有一定的推广价值。
The water insoluble dietary fiber is obtained by leaching the residue in alkali solution and acid solution respectively, suction filtering, water washing to neutral, drying.
上述残渣分别在碱液和酸液中浸提、抽滤、清水洗至中性,干燥后得到水不溶性膳食纤维产品。
Thermodynamic analysis on cobalt removal by potassium permanganate oxidization in leaching solution by sulfuric acid of zinc residue containing cobalt in zinc hydrometallurgy;
根据硫酸钠熔炼法处理废合金所得钴渣组成特点 ,通过氧化焙烧、酸分解、水解除杂、沉钴和煅烧等工序制取氧化钴。
The process of recovering noble metals from carbonyl metallurgical residue includes separating out base metal, leaching out Au, Ag and platinum metals and producing rare noble metal concentrate.
一种回收羟化冶金残渣中贵金属的方法,涉及一种从羰化合成残渣中分离贱金属,浸出分离金银及铂族金属,产出稀有贵金属精矿的方法。
A new method of leaching SiO_2 from the residue was studied in atmosphere and highly concentrated alkali solution.
提出了在常压下用高浓度碱液浸出粉煤灰提铝渣中二氧化硅的工艺;研究了二氧化硅在浓碱体系中的浸出行为。
A new method of leaching SiO_2 from the residue was studied in atmosphere and highly concentrated alkali solution.
提出了在常压下用高浓度碱液浸出粉煤灰提铝渣中二氧化硅的工艺;研究了二氧化硅在浓碱体系中的浸出行为。
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