Reduction Leaching of Lateritic Nickel by Dilute Hydrochloric Acid Solution Study on hydrochloric acid recovery from chloride solutions of rare earth by vacuum membrane distillation 稀盐酸溶液还原浸出红土镍矿的研究减压膜蒸馏从稀土氯化物溶液中回收盐酸
Taking copper sulphide mineral as study objects, the studies of chalcopyrite heating and pressure pre-oxidation leaching process were conducted in acid system adding chloride. 以硫化铜矿物为研究对象,在添加氯盐的酸性体系中,开展了黄铜矿加温、加压预氧化浸出过程研究。
Recovery of silver from silver manganite with chloride roasting cyanide leaching process are studied. The effects of sodium chloride addition, particle size of ore sample, roasting time, roasting temperature on recovery rare of silver are examined. 研究了以氯化焙烧-氰化浸出工艺从银锰矿中回收银,考察了氯化钠加入量、矿石粒度、焙烧时间、焙烧温度对银浸出率的影响。
Electrodeposition mechanism of nickel from leaching solution containing ammonia and chloride is investigated by means of electrochemical impedance spectroscopy. 采用电化学阻抗谱技术研究不锈钢电极上氨络合物体系电积镍的阻抗行为。
Leaching of Zinc Oxide Ore With Ammonium Chloride Solution 用NH4Cl溶液浸出氧化锌矿石
Leaching reside is leached with chloride to produce copper and bismuth, bismuth oxychloride is recovered through neutralization and hydrolysis and sponge copper is recovered through cementation; 浸碲渣用氯盐浸出铜铋,中和水解回收氯氧铋,置换回收海绵铜;
Study On Reductive Leaching of Neutral Leached Residue in Chloride System by High Concentration Acid and Reductive Agent at High Temperature 氯盐体系中锌焙砂中浸渣高温高酸还原浸出研究
Kinetics Investigation of Nickel Electrodeposition in a Leaching Solution Containing Ammonia and Chloride 氯盐氨性络合物体系电积镍的动力学研究
The micro chloride ion was leached from samples with nitric acid ( 1+ 1) The cobalt coexisting with chloride ion in the leaching solution was separated with sodium hydroxide The chloride ion in solution was determined by photometric turbidimetry This method has been applied practically with satisfactory results 试验了用硝酸(1+1)浸取试样中微量氯离子,共存的大量钴用氢氧化钠沉淀分离,方法用于生产获得满意结果
Anodic Process of Nickel Electrowinning from Leaching Solution Containing Ammonia and Chloride 氨络合物体系电积金属镍的阳极过程
The effect of magnetic fields on arsenic sulfide leaching process with copper chloride was examined at different temperatures. Pretreatment of off-grade copper-gold concentrates using cupric chloride leaching 本文针对磁场在湿法冶金中的作用,利用化学分析测得磁场和不同温度的氯化铜浸出硫化砷渣的浸出速度,对每组数据是五次的平均值。氯化铜浸出法预处理低品位铜金精矿
Situation and Prospect of Copper Hydrometallurgical Process& Chemical Leaching Method ( 2) titanium dioxide or sponge titanium is produced by chloride process form synthetic rutile made from the ilmenite by hydrochloric acid leaching method. 湿法(化学浸出法)炼铜的近况及展望钛精矿盐酸浸出法人造金红石&氯化法制造钛白或海绵钛流程。
Recovery of silver, zinc and lead from flue dust of zine metallurgy has been systematically studied in this paper. The optimum process parameters for extraction of zinc by dilute sulfuric acid leaching and extractions of silver and lead by calcium chloride leaching have been investigated. 系统地研究了从锌冶炼烟尘中回收银、锌、铅的新工艺,考察了稀硫酸浸取锌,氯盐浸取银、铅的最佳工艺参数。
Reduction leaching of manganese nodule in ammonium chloride solution 氯化铵溶液中还原浸出海洋锰结核
Influence of Concentration of Chlorine Ion on Leaching of Silver Chloride by Ammonia 氯离子浓度对氨水浸出氯化银的影响
Kinetic Model of the Leaching Process of Zinc Sulfide Concentrate with Ferric Chloride 三氯化铁溶液浸取锌精矿的动力学模型
Slurry electrolysis leaching of sulphide copper concentrates in chloride media 氯化物介质矿浆电解法浸出硫化铜精矿
Simultaneously, the fused-salt electrolysis for production metal lead with leaching product lead chloride has been investigated. Experiments show that the new process of the leaching-fused salts electrolysis for making lead is presented. 同时,用浸出产物氯化铅进行了熔融盐电解冶炼金属铅的研究,试验证明浸出-熔融盐电解炼铅新工艺是可行的。
Generally, oxygen or hydrogen peroxide, as leaching oxidant, and sodium chloride solution, as elutriant of saturated resin, have been applied to in-situ leach of uranium so far. 在铀矿的原地浸出开采中,人们普遍采用氧(O2)或过氧化氢(H2O2)作为溶浸氧化剂,用氯化钠溶液作为饱和树脂淋洗剂。
Study on thermodynamics of leaching gold by solution of ferric chloride 氯化铁溶液浸出金的热力学分析
Study on the leaching of silver sulfide with chloride solution 氯盐浸出硫化银之研究
The morphological analysis by X-ray diffraction and XPS showed that the deactivation of catalyst was attributed to the leaching of chloride ion. 通过XRD、XPS、SEM及CO-TPD表征分析表明,氯离子的流失是催化剂失活的主要原因;
This paper makes study on effects of several factors such as leaching time, solid liquid ratio, concentration of KBr, NaCl, and NaClO on gold leaching in acid and neutral sodium chloride solution with bromide as catalyzator and industrial sodium chlorite as oxidizer. 研究了NaCl的酸性和中性溶液中用溴化物作催化剂,工业用的次氯酸钠溶液氧化剂,考察了KBr、NaCl及NaClO浓度,浸出时间和固液比对浸金率的影响。
The Effects of some reaction conditions on leaching of zinc from zinc oxide ore with ammonium chloride solution are investigated. 研究了用氯化铵溶液浸出氧化锌矿过程中反应条件对锌浸出率的影响。
The effects of NaCl concentration, HCl dosage in slurries and leaching time on chloride leaching of gold and silver were investigated. The processes obtained indicate the effective depression of negative impact of lead on extraction of gold and silver from gold concentrates. 着重考查了NaCl浓度、HCl用量、浸出时间等因素对氯化浸出金银结果的影响,有效地抑制了铅对金银提取的有害影响。
Arsenic sulfide leaching process with copper chloride intensified by magnetic fields 磁场效应对氯化铜浸出硫化砷强化过程研究
By using chloride leaching, lead, zinc and silver are Leached out selectively from the sulphur concentrate containing lead, zinc and silver Lead, zinc and silver metals are extracted from the leaching solution with the metal chloride differences in chemical activity, complex stability and solubility. 采用氯盐选择性地从含铅锌硫精矿中浸出铅锌银,利用金属氯化物的化学活性、络合物的稳定性及溶解度的差异,从浸出液中提取铅银及锌金属。