High-speed Determine of Gold in Gold-plated Solution and Exhausted Wash Liquid Zinc base die castings are always copper plated in cyanide baths. 镀金溶液与漂洗废液中金的快速测定锌基合金的压铸件总是在氰化镀液中镀铜。
It is important to adopt a reasonable activator in order to activate copper and improve the copper recovery during cyanide residue flotation. 在对氰渣浮选时,采用合理的活化剂对铜的活化以及提高铜的回收率十分重要。
A new process has been reported recently, which purports to make electrolytic treatment of dilute copper cyanide solutions economically attractive. 最近报道了一个新的方法,意欲使电解处理稀氰化铜溶液在经济上更吸引人。
Recovery of cu, Zn and cyanide from strong copper cyanide solutions by electrowinning-partial acidizing 电积-酸化法从高铜氰溶液中回收铜氰锌【化】氢氰酸,氰化氢
Zinc base die castings are always copper plated in cyanide baths. 锌基合金的压铸件总是在氰化镀液中镀铜。
Experiment and industrial practice of applying lead salts in gold concentrate with high copper cyanide leaching 铅盐在高铜金精矿氰化提金试验中的应用与工业实践
However, the advanced copper cyanide plating processes will be washed out for its severe toxicity in the end. To seek a feasible substitute non-cyanide copper plating craft that can be applied in the practical production is inevitable developing trend of copper plating. 但是,氰化物的剧毒性,决定了氰化镀铜工艺终究将被淘汰,找到能满足生产实际的、可替代的无氰镀铜工艺是当今镀铜工艺发展的必然趋势。
The effect of copper-arsenic mineral type an cyanide leaching of gold and the improvement of their leaching rate 铜、砷矿物类型对金氰化浸出的影响及如何提高其浸出率的探讨
It has a remarkable effect in treating chromium containing wastewater and zinc, copper, cadmium cyanide, phosphorous, oil, etc. in mixed electroplating wastewater. 对电镀含铬废水及混合废水中的锌、镍、铜、氰化物、磷、油等污染物有显著的治理效果,是较理想的电镀混合废水治理新工艺。
A study on effects of copper minerals on cyanide leaching of gold 铜矿物类型对金氰化浸出影响的研究
In the investigation, the pyrophosphate direction copper plating technology was given, and bond intensity of plating layer was close to one of cyanide copper plating. 同时给出了结合强度可与氰化物电镀相近的铁基体上焦磷酸盐直接镀铜工艺。
For the realization of zero discharge of cyanide bearing waste water to protect environment and fully attain the goal of the sustained development of resources, the characteristics of high density of copper in the cyanide bearing barren solution of Penglai gold smeltery were studied and tested systematically. 为实现含氰污水零排放,达到保护环境、充分利用资源、可持续发展的目标,针对蓬莱市黄金冶炼厂氰化贫液中含铜质量浓度高的特征进行了系统的试验研究。
Experimental study of synthetic recovery of copper and lead from cyanide tailings of Tianshui gold concentrate 天水金精矿氰化尾渣综合回收铜铅的试验研究
It conclude that the state of copper cyanide complex has a strong influence on the reuse of water; 含氰废水中的铜氰络离子的状态影响回水的利用,浮铅废水和浮锌废水应分开应用;
A new copper plating bath is found which capability is close to cyanide copper plating bath and can be the good substitute of cyanide copper plating bath in actual production. 本课题的目的是研究出一种在性能上与氰化镀铜液相近,并且在实际生产中也能够切实取代氰化镀铜工艺的无氰碱性镀铜工艺。
The pilot plant tests for comprehensive extraction of gold, silver and copper from cyanide solution by a solvent extraction 季铵盐萃取从碱性氰化液中综合提取金、银、铜的半工业试验
Study of synthetical recovery of copper from cyanide tailing of skarn ore of medium sulfur and high arsenic content 从中硫化物高砷矽卡岩型金矿石氰化尾渣中综合回收铜的工艺研究
Study on and practice of synthetically reclaim copper from cyanide residue 氰渣浮选回收铜的试验研究及生产实践
Thermodynamic Analysis of Electrowinning Copper from Treating Effluent Containing Cyanide Solution 提金含氰废水中电沉积铜的热力学分析
Electrowinning Cu and Zn from a Strong Copper Cyanide Solution 从高铜氰溶液中电积铜和锌
In this paper, two problems are studied: ( 1) the influence of the copper content of gold ores on the extraction of gold in cyanide solution; 本文研究了两方面问题:(1)金矿石中铜含量对氰化浸出过程的影响;
Study on Recovering Copper by Electrowinning Method from Concentrated Effluent Containing Cyanide Solution 用电解法从富集氰化废液中回收铜的研究
Strengthen effect of copper cyanide complex is stronger than zinc and iron cyanide complex, so ultrasonic wave may strength the fiber's adsorption processes. 功率超声对不同金属氰配合物离子的强化效果是不同的,对铜氰络离子的强化效果要强于铁氰、锌氰络离子,所以功率超声可以强化纤维的吸附过程。
Kinetics of Extracting Copper from Alkaline Cyanide Solution by Trialkyl-Methyl Ammonium Chloride 碱性氰化液中季铵盐萃取铜的动力学
The potential-time curves under constant current and cyclic voltammetry curves were measured, and the potential activation process of copper plating on iron substrate in cyanide electrolyte was shown. 进行了恒电流电位-时间曲线和循环伏安曲线的测定,显示了铁电极进行氰化物镀铜时,镀层沉积前铁表面的电位活化过程。
Production practice of recovering copper from cyanide tailing of gold concentrate 金精矿氰化尾渣回收铜的生产实践
The new compound filter cloth has been applied in the filtration of iron oxide concentrate, copper sulphur concentrate and gold mineral cyanide slurries. 这种复合滤布已试用于赤铁矿精矿、硫化铜精矿及氰化物浸金浆体的过滤过程。
In the cyanide gold extraction process, the soluble copper in the ore will cause a large number consumption of cyanide, and affect the gold leaching. 氰化提金过程中,矿石中的可溶性铜会造成氰化钠的大量消耗,影响金的浸出。
The ammonia leaching-cyanide gold extraction technology is the effective method to deal with a variety of copper gold ore. Ammonia can effectively reduce the impact of copper on the process of leaching gold and reduce the consumption of sodium cyanide, then improving gold leaching rate. 而氨浸-氰化提金技术是处理各种铜金矿最有效的方法,氨可以有效降低铜对浸金过程造成的影响,减少氰化钠的用量,提高金的浸出率。
It especially investigated the supplement role of some ammonium salts and their consumption for cyanide leaching of gold. ( 3) The experiment shows that, due to the presence of dissolubility copper in the ore, gold leaching has been restarted in the cyanide process. 试验数据表明,由于矿石中可溶性铜的存在,金在氰化过程中受到了较大的影响。