Ultrafine milling for the processing of gold-bearing sulphides

来源 :稀有金属:英文版 | 被引量 : 0次 | 上传用户:saoluan
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Ultrafine milling technology is used to treat gold-bearing sulphides and to investigate the effects of minerals size, milling time, liquid/solid ratio, NaCN consumption and leaching aid on leaching rate of gold. The results indicate that shorter treating
其他文献
Cerium oxide film formed on the nickel electrode at 453 K in LiNO3-KNO3 molten salts. The molten salt back ground and the cathode process of Leeds on the nickel
期刊
摘 要:历史在不停前进,但有些东西却被历史的长河留下了,形成了文物。文物的价值众所周知,甚至在经济发展的今天被越来越多的人夸大。如今文物生存环境堪忧,越来越多的文物被破坏,石质文物亦不例外。面对这种情况,相关部门要从多角度进行分析,采取有效措施保护文物。  关键词:石质文物;侵害;原因;保护  与其他文物相比,石质文物所采用的原料具有耐侵蚀性,但尽管如此,在历史发展过程中,石质文物还是受到了不同程
Solid liquid extraction of copper ion (I) with 2, 9-dimethyl-1, 10-phenanthroline (neo-cuproine, DMP) into molten naphthalene followed by chloroform spectrophot
Amorphous carbon films were deposited on single-crystalline silicon and K9 glass by pulse laser ablation using different negative substrate bias.Scanning electr
Al2O3/Al-Si alloy composite was manufactured by squeeze casting. The morphology of the eutectic silicon in the composite was observed by scanning electronic mic
期刊
CeO2 nanoparticles with an average diameter of about 30 nm were prepared by sol-gel method at lower temperature. The gel, transformed from the aqueous solution
期刊
1 IntroductionFluorometricmethodshavebeenproventobeusefulfortheassayofmetalionsinsolution[1 ,2 ] .Recently ,thefluo rescencedeterminationofrareearthele mentshasbeenreportedinagreatdealofpapers .Mostoftheanalyticalmethodsin volvedcomplexationofrareearthele
期刊
大豆粕低温脱溶过程中,传统脱溶机转子的辐条式端板结构易出现疲劳断裂。通过对脱溶机转子辐条式端板的结构研究,建立力学模型,采用ANSYS软件对转子辐条式端板进行有限元分析
2010IAA展会上,欧洲顶尖商用车零部件制造商云集。本刊记者先后采访TJOST、HYVA、WABCO等商用车配套企业及KRONE、FFB等专用汽车生产企业,了解他们为应对危机所采取的措施,倾听
近日,徐州经济技术开发区海伦哲高空作业车新基地项目建成投产,这标志着海伦哲公司上市后首期目标顺利完成。海伦哲专用车辆有限公司是我国最大的高空作业车产品及服务提供商。