1)NaOH digestion碱分解
1.Recovery copper and molybdenum from low grade molybdenum slag has been studied, and a new NaOH digestion and liquid-liquid extraction process has been developed.本论文全面总结了从除钼渣中综合回收铜、钼、钨的研究成果,提出了处理除钼渣的碱分解—萃取新工艺。
英文短句/例句
1.Alkaline Decomposition of the Combined Concentrate of Scheelite and Wolframite under Microwave-assisted Condition微波辅助碱分解低品位黑(白)钨精矿
2.The article introduces the application of fixed ammonia alkali additive decomposition equipment on coking wastewater.文章着重介绍了固定氨加碱分解装置在焦化废水中的应用。
3.Research and Studies of the Production Line of Pre-decomposed Low-alkali Cement for Pleateau;高原预分解低碱水泥生产线开发研究
4.Predissociation and Collisional Depopulation of Alkali Molecules in the Excited State;碱分子激发态的预解离和碰撞去布居
5.Studies on the Constituents of the Products of Ginsenoside-Re Degradation in Alkaline Condition;人参皂苷-Re碱降解产物的成分研究
6.The Investigation of Synthesis and Decomposition of Amino Acid Salicyadehyde Schiff Base;氨基酸系列希夫碱的生成与分解研究
7.Study on the Inhibitory Effects of TBHQ on the Photolysis of Bitter Bean(Sophora alopecuroides L.) Total Alkalis PhotolysisTBHQ对苦豆子总碱光分解抑制的研究
8.Study on soy protein isolate(SPI) hydrolyzed by alkaline protease碱性蛋白酶水解大豆分离蛋白的研究
9.Influence of Alkali Salts on the Pyrolysis of Biomass Three Components碱金属盐对生物质三组分热解的影响
10.Polyelectrolyte as Vehicles for Isolation and Purification of Alkalescence Protein and the Conditions Optimization of Alkalescence Peptides SDS-PAGE;高分子电解质分离碱性蛋白的方法及碱性多肽SDS-PAGE条件的优化
11.Isolation,Identification and Phosphate-Solubilizing Capability of Saline-Alkali Tolerance PSMs耐盐碱解磷菌的分离鉴定及解磷能力研究
12.fluxing with alkali用碱熔解, 用碱助熔
13.Analysis on Hydrolyzation of Aconitum Diester Diterpenoid Alkaloids by Electrospray Ionization Mass Spectrometry乌头碱类双酯型二萜生物碱水解反应的电喷雾质谱分析
14.Through use of transparent overlays solutions to acid and base equilibria can be obtained rapidly.使曲线明显重迭,可迅速得到酸和碱平衡的分解。
15.Reasons on Rise of Electrolyzer Voltage in Ion-exchange Membrane Caustic Soda离子膜烧碱电解槽电压升高之原因分析
16.Analyses of Wool Fiber on Crime Scene by Alkali-Catalyzed Pyrolysis Gas Chromatography;犯罪现场毛纤维碱催化裂解气相色谱分析
17.Some Knowledge of Hydrogen Peroxide Decomposition in Alkaline Bleaching System纸浆碱性漂白体系中H_2O_2分解的若干认知
18.Study on an Alkalinehydrolysis-spectrophotometry for Detecting Organophosphate Pesticide碱水解-分光光度法快速检测有机磷农药的研究
相关短句/例句
caustic digestion碱分解
1.This paper makes a brief review on our experience of research in the industrialization of:a) caustic digestion of complicated tungsten materials, and b)removing the impurities of Mo, As, Sn and Sb from tungstate solution.介绍了中南大学冶金科学与工程系冶金过程强化学科组20年来在复杂钨矿物原料碱分解及从钨酸盐中除钼等杂质的研究成果及其产业化情况 ,总结了有关的经
2.This paper makes a brief review on our experience of research in the industrialization of: a) caustic digestion of complicated tungsten materials, and b) removing the impurities of Mo, As, Sn and Sb from tungstate solution.介绍了中南大学冶金科学与工程系冶金过程强化学科组20年来在复杂钨矿物原料碱分解及从钨酸盐中除钼等杂质的研究成果及其产业化情况,总结了有关的经验。
3)decomposition by alkali fusion碱熔分解
4)waste alkali decomposition余碱分解
5)alkali decomposition additive加碱分解
6)caustic leaching process碱分解法
延伸阅读
黑钨矿碱分解渣综合利用黑钨矿碱分解渣综合利用comprehensive utilization of base decomposition cake of wolframite heiwukuang Jian fenJ一e zha zongheliyong黑钨矿碱分解渣综合利用(comprehensiveutilization of base deeomposition eake of wol-framite)从黑钨矿碱分解渣中提取各有价金属的过程,为现代钨冶金流程组成部分。 在碱分解黑钨矿(见黑钨精矿苛性钠液分解)的浸出渣内富集了担、妮、抗等有价金属,其主要成分(质量分数。/%)为:wZ一4,Mnls一25,Fe3o~35,(Ta+Nb)0.2一0.4,SeZO3O.012一0.03,并含有微量牡、铀等,是提取抗的重要原料之一,通过综合利用还可消除其放射性牡、铀的危害。 由黑钨矿碱分解渣提取有价金属的工艺大体上可分成两类:一类是火法湿法并用工艺,一类是全湿法工艺。这两种工艺因所含有价金属量的多少及回收主体金属的不同而存在差异,但基本上仍由富集、净化和提纯三个主要步骤组成。 火法湿法并用工艺主要有熔炼中间合金一湿法处理和烧结(熔融)一湿法处理两种流程。 熔炼中间合金一湿法处理流程主要由熔炼中间合金和湿法处理两大步骤组成。熔炼中间合金是黑钨矿碱分解渣先经脱水并使氢氧化物转成为氧化物,随后将其置于电炉内,在1873K温度下用碳进行还原熔炼。熔炼得到的中间合金组成(质量分数。/%)举例如下:W4~7,Mn 25一35,Fe 56一65,(Ta+Nb) 0.5一。.8,微量抗。这种中间合金用于生产抗磨铸铁或抗磨铸钢。氧化物的还原率(写)分别为:Fe、sn各98,Nb、Mn各50,Ta 60,se 7.0。碳还原熔炼渣仅为原渣体积十分之一,其富集的有价金属含量(质量分数。/%)为:Sco.08~0.1,Uo.04~0.06,Tho.02一0.04。碳还原熔炼渣再经湿法处理。 用浓硫酸分解碳还原熔炼渣,并加入Naa和NaZS,然后过滤。用。.lmol/L DDPA和煤油组成的有机相从滤液中萃取铀和抗。用含盐酸lomol/L的溶液反萃铀,用氨水从反萃液中沉淀铀,铀沉淀物经缎烧成氧化铀。使反萃铀后的有机相在两段式对流系统中和氢氟酸接触,有机相:水相一10:l,用HZsO‘调节至pH4,接触过程中便产生杭和牡的氟化物沉淀,过滤得抗和牡的氟化物滤饼。滤饼在348~363K温度下再用含NaOH15%溶液浸出4h,经压滤得Se(OH):沉淀物。Sc(OH):沉淀物用盐酸浸出。调节浸出液至pH4,加热到373K温度,用计算所需量的草酸从浸出液中沉淀Se:(CZO‘):并在低于lo7sK温度下灼烧成SeZO3。将ScZO:溶于盐酸并加NH;SN,用二乙醚萃取杭。用盐酸溶液反萃杭,其后加氨水从杭反萃液中沉淀出Sc(OH)3。Sc(OH):在973K温度下灼烧得纯度在”.95%以上的ScZO3。重复盐酸溶解和二乙醚萃取等作业可获得纯度99.97%的Sc203。