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- cyanide leaching slag 氰化浸渣
- The cyanide leaching rate of gold can reach 98%. 焙砂再经氰化浸出,可使金浸出率达98%25以上。
- The application of lead salt in the cyanide leaching operation can produce microcell in the surface of gold grain. 氰化作业中应用铅盐可在金粒表面形成微电池,对于纯金颗粒这原电池可促进金的溶解。
- Eeffects of assisted gold leaching reagents, potassium permanganate and hydrogen peroxide, on the gold cyanide leaching performace are studied. 对辅助浸金剂高锰酸钾和过氧化氢的加入次序对金氰化浸出行为的影响进行了探讨。
- The leaching rate of gold is increased to 90% by ammonium thiosulfate,as against the 15% under the condition of cyanide leaching. 以甘肃坪定金矿为例 ,其浸出率可由氰化法的 15%25提高到 90%25。
- The technical remoulding to regrind the primary cyanide leaching residue from the original process flow in Luoshan Concentration Plant is introduced. 介绍了罗山选冶厂对原流程一浸氰渣进行再磨的技术改造实践。
- In this paper, the experimental studies of the influence of pulverizing mode on cyanide leaching of gold ore are introduced. 本文介绍了金矿石粉碎方式对氰化浸出效果影响的实验研究。
- The free cyanogen determinator is used to make density analysis of free sodium cyanide in the cyanide leaching solution of gold ore. 游离氰测定仪用于金矿氰化液中的游离氰化钠浓度分析。
- This paper aims to extraction and stripping of gold(I) from alkaline cyanide leaching solution by the N235-TOPO co-extraction system. 由N235与路易斯碱三辛基氧膦(TOPO)组成协同萃取体系;对碱性氰化浸金贵液中金(I)协同萃取和反萃进行了研究.
- A pplication, action principle and main inference factors of peroxide in the process of cyanide leaching Au are discussed. 介绍了过氧化物在氰化浸金工艺中的应用、作用机理及主要影响因素。
- The research results of cyanide leaching of goad using t wo-stage roasting pretreatment for Zhenyuan refractory gold ore were described in this paper. 本文介绍了对镇源难处理金矿采用二步焙烧预处理工艺氰化提金的研究结果。
- Abstract: Eeffects of assisted gold leaching reagents, potassium permanganate and hydrogen peroxide, on the gold cyanide leaching performace are studied. 文摘:对辅助浸金剂高锰酸钾和过氧化氢的加入次序对金氰化浸出行为的影响进行了探讨。
- sphalerite in oxygen pressure acid leaching slag 闪锌矿氧压酸浸渣
- Experimental results demonstrate that direet cyanide leaching has yielded gold recovery of 12.46% whereas cyanide leaching o bil-oxidizing residues if the Fe oxidizing ratio is 67.02%, has resulted in gold recovery of 86.86%. 试验结果表明:细菌氧化该矿;如果铁的氧化率达到67.;02%25;则氰化浸出生物氧化滤渣的金浸出率为86
- In Hejiayan primary gold ores,the particle size of gold and gold carrier minerals is microfine.If the conventional cyanide leaching is adopted,the leaching rate of gold is about 23%. 何家岩原生金矿石中,金及金的载体矿物粒度微细,采用常规氰化浸出,金浸出率仅23%25左右。
- Cyanide leaching of gold ores by heavy metal ions 重金属强化含金矿石的氰化浸出
- high-temperature cyanide leaching 高温氰化
- The technology for molybdenum recovery from ammonium leaching slags has been studied by adding soda roasting.The concentration of the solution and the quality of products were also discussed. 通过氨浸渣加碱氧化焙烧,使焙烧产物中有价钼浸出到溶液中,讨论了溶液浓度与产品质量问题。
- Meanwhile,only if the arsenic removal rate is over 50%,can the gold cyanidation leaching index be improved. 同时，只有脱砷率超过50%25以后，才能明显改善矿石中金的氰化浸出指标。
- Arsenic-bearing gold ore is one of the refractory gold ores .Its conventional cyanidation leaching rate is generally very low. 含砷金矿是主要难处理金矿类型之一,该类金矿石常规氰化浸出率一般很低。
