提高篦子沟铜矿伴生金回收率的探讨

介绍了篦子沟铜矿伴生金的回收现状，依据金的赋存状态分析了伴生金的回收率，探讨提高金回收率的措施和途径。     

提高篦子沟铜矿伴生金回收率的探讨

介绍了蓖子沟铜矿伴生金的回收现状．依据金的赋存状态分析了伴生金的回收率，探讨提高金回收率的措施和途径。     

提高德兴铜矿伴生金回收率的可行性分析

通过对德兴铜矿伴生金赋存状态的特点及伴生全回收率偏低的现状分析,提出了采用浮-重联合工艺来提高该矿伴生金回收率的建议,并进行了可行性分析.     

提高低品位伴生金选矿回收率的实践

提高低品位伴生金选矿回收率的实践浙江平水铜矿朱信祥平水铜矿铜锌分离Ⅰ艺及选矿指标，目前处于国内先进水平。为综合利用矿产资源，更好地提高低品位伴生金回收率，该矿与北京矿冶研究总院合作，进行了大量的研究试验工作，并在生产实践中不断探索、总结和提高。几年的...     

某铜锌矿伴生元素综合利用试验

某伴生金银铜锌矿生产中仅进行铜浮选与锌浮选,未回收硫,伴生的金、银、硒回收率较低,为高效综合利用金、银等伴生有价组分,通过改善铜、锌作业回收效果,增加选硫作业,金总回收率提高至90.64%,银总回收率提高至77.56%,同时硒总回收率提高至97.39%。该研究成果可有效改善该类矿产资源伴生组分综合利用现状,对提高我国矿产资源的综合利用率具有重要意义。     

狮子山铜矿浮选尾砂中伴生金的回收试验研究

在研究狮子山铜矿伴生金赋存状态和粒度特性的基础上,根据生产指标和流程考查资料以及该矿浮选尾砂中金银赋存状态的研究结果,分析了该矿伴生金回收率低的主要原因。提出了提高伴生金回收率的措施,并且采用旋转螺旋溜槽粗选、矿泥摇床精选的重选流程回收浮选尾矿中的金,进行了试验研究,取得了金精矿品位20—25g/t,作业回收率30%左右的较好指标.     

锡铁山铅锌矿伴生金回收存在的问题及解决措施

在国内外经济下行压力持续加大的情况下,矿山类企业的利润空间已经越来越窄。在有色金属价格持续下跌的趋势下,矿山企业要想稳定或提高公司的利润,不仅要降低生产成本、降低管理成本,而且还应该尽可能地回收矿石中含有的贵金属,如金、银等。锡铁山铅锌矿目前铅回收率94%,锌回收率93.5%,伴生金回收率22%,伴生银回收率73%,金的回收率跟国际和国内同行业相比差距较大。主要从金的赋存状态、铅精矿主品位、磨矿细度、铅精矿中硫含量几个方面深入地探讨了锡铁山在伴生金回收方面存在的问题和提高金回收率的解决措施。     

提高泗洲选矿厂伴生金回收率的探讨

本文根据金的赋存状态及金在选矿各产物中的分布情况,分析了泗洲选矿厂伴生金的回收率,探讨了如何提高金回收率的措施.     

混合用药提高铅锌矿伴生金银回收率的选矿试验研究

在不改变浮选生产主流程的前提条件下,针对伴生金银的赋存状态和载体矿物的特性,通过改善药剂制度,使更多的金银矿物富集在铅精矿中,提高铅锌矿伴生金银的回收率。金回收率提高9.51个百分点,银回收率提高2.4个百分点。     

混合用药提高铅锌矿伴生金银回收率的选矿试验研究 作 者： 胡 敏

提高铅锌矿伴生金银的回收率,在不改变浮选生产主流程的前提条件下,针对伴生金银的赋存状态和载体矿物的特性,通过改善药剂制度,使更多的金银矿物富集在铅精矿中。金回收率提高9.51个百分点,银回收率提高2.4个百分点。     

Market and recycling of NiMH battery

<正>Market status and future trend of NiMH battery1.Global market of small NiMH battery Global market size of small NiMH batteries declined year on year since 2011.The trend will continue to 2018,at the rate of 5%to 10%annually.Demand for small NiMH batteries will be stable gradually.Many electrical apparatuses are powered by the built-in lithium battery today,which is the main reason for the shrunk market of small NiMH batteries.But,for some products,small NiMH     

China rare earth market review

正September 1-10,2014 Affected by the National Day holiday,rare earth transaction was stagnant and the market showed a weak steady state.As there was no good news for downstream market,some products with flat demand would likely rally slightly for some time to     

Current situation and future trend of China rare earth luminescent material industry

<正>Rare earth luminescent material is one of the most important application sectors of rare earths.China enjoys the exceptional advantage to develop rare earth luminescent material for its abundant rare earth resources.After several decades'endeavor,China's rare earth luminescent material industry,headed by rare earth phosphor for lamp and LED and high efficient rare earth energy-saving light source,has been gradually developed into a scale industry.China has become a major production base of rare earth phosphor for lamps and rare earth     

China rare earth market review

正June 1~10,2014Rare earth market remained weak.Quoted price of rare earth products was similar to that in May.There was no sign of recovery in downstream market.The market of NdFeB magnetic materials and phosphor was depressed.Catalyst,polishing powder and ceramic industries remained inactive.Demand from downstream industry was soft.Consumers purchased on their needs.Suppliers had strong intention to sell.Prices of rare earth products     

2014 second batch of rare earth quota released

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China rare earth market review

正November 21~30,2014Due to weak demand from downstream industries,transactions of rare earth in Chinese domestic market were inactive.It was difficult to sell any rare earth products except for dysprosium oxide and terbium oxide.Suppliers lost confidence in recent market.Demand for rare earth products was soft.Consumers continued to take a wait-and-see attitude.Rare earth export market remained slow.     

Galaxy Magnets achieved the net profit of 34.02 million yuan in the first six months of 2014

正Galaxy Magnet announced its financial results for the first half of 2014 on August 14.For the first six months ended on 30 June 2014,Galaxy Magnet achieved operation income of RMB 182.3 million,up8.40% over the same period of 2013,and the net profit attributable to the shareholders of the listed company of 34.02 million yuan,increasing 35.49% over the same period of last year.Stable performance increase was led by development of new customers and application market of magnets.     

Rare Earth Application in Steel in China

<正>China has rich rare earth resources.Output of rare earth and steel in China ranks the top first in the world.However,there is still certain distance between the steel produced in China and developed countries from the point of varieties and quality.China still has to import some types of steel.Improving the quality should be emphasiZed in future development of steel industry in China.Rare earth can be used to upgrade traditional steel     

Current situation and future trend of China rare earth luminescent materialindustry(continued)

<正>Developing ecological lighting source The world is facing the big problem of energy shortage today and the contradiction between economy development and environmental protection is worsened.Therefore,people are more likely to choose an ecological light source that is more energy efficient and environmental friendly.The choice provides great opportunity for the development of rare earth optical material industry in China.The concept of green lighting positions rare earth luminescent material as a leading player in illumination market.The light source of both rare earth luminescent lamp and LED lamp is ecological and energy saving.This is why     

稀散金属产业的观察与思考

分析了近年来国内外稀散金属产业的生产、应用、资源与市场状况.铟锡氧化物靶材、砷化镓晶片、锗红外材料、铼高温合金和硒在电解锰及玻璃的应用等已成为稀散金属的主要应用领域.稀散金属的产量快速增长达到历史高位而导致了市场的失衡.以GaInP_2/GaAs/Ge,CIGS和CdTe为代表的非硅系太阳能电池是稀散金属的新兴应用领域,将给稀散金属带来日益增长的需求.