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- acid leaching residue of asbestos tailing 石棉尾矿酸浸渣
- Study on the Acid Leaching Residue of Ascharite Glass-Ceramics 酸洗硼镁渣微晶玻璃的研究
- Jarosite process can obtain high recovery rate of zinc,simultaneously,most of indium remains in the jarosite residues and a little part of indium remains in the high acidities leaching residues. 某锌精矿中铟含量很高,采用黄钾铁矾法处理该高铟锌精矿,在得到较高锌回收率的同时,大部分的铟进入矾渣,少部分进入高浸渣,从矾渣和高浸渣中可回收得到电铟。
- Keywords roasting;acid leaching residue;pretreatment;cyaniding;gold;silver; 焙烧;酸浸渣;预处理;氰化;金;银;
- Keywords Acid leaching residue of ascharite;Glass-ceramics;Composition; 酸洗硼镁渣;微晶玻璃;组成;
- The valuable metals such as antimony and lead from the acidic leaching residues were recoveried by vacuum carbothermal reduction. 以含锑铅复杂氧化物的酸浸渣为原料,采用真空碳热还原方法回收了渣中的锑铅等有价金属。
- acid leaching residues of asbestos tailings 石棉尾矿酸浸渣
- acid leaching residue 酸浸渣
- To extract zinc from high Si and Fe zinc oxide ore, a new process consisting of low acid leaching, iron removal and desilication was developed for zinc extraction. 为了从高含硅、含铁等的氧化锌矿中提取锌,设计了低酸浸出、针铁矿除铁并脱硅提锌的新工艺。
- High acidities leaching residues 高浸渣
- Gallium recovery technology used to recover gallium from recycle solution in Bayer process, zinc leach residue, coal fly ash and fly ash in the production of yellow phosphorus(treater dust) ,and its recent progress are discussed. 讨论了从拜耳法炼铝循环液、锌浸出渣、煤燃烧烟尘和黄磷电炉烟尘中提取镓的技术及其进展。
- The acid leaching kinetics of serpentine was researched. 研究了微波作用下蛇纹石的硫酸浸出动力学。
- Some problems have been solved after converting low concentration acid leaching into pre neutralization,such as forming silica gel,difficult solid/liquid separation and high content zinc in jarosite. 将低酸浸出改为预中和后,较好地解决了原流程中有大量硅胶产出、液固分离困难、黄钾铁矾渣中锌质量分数较高的难题。
- In this paper,the reason of low leaching rate in conventional acid leaching zinc calcines is analyzed and the method of enhancing leaching processes by mechanical activation is advanced. 从理论上分析了锌焙砂常规酸浸出率低的原因,提出采用机械活化强化浸出过程的方法。
- Some problems have been solved after converting low concentration acid leaching into pre-neutralization,such as forming silica gel,difficult solid/liquid separation and high content zinc in jarosite. 将低酸浸出改为预中和后,较好地解决了原流程中有大量硅胶产出、液固分离困难、黄钾铁矾渣中锌质量分数较高的难题。
- The leach residue of nepheline is treated with nitric acid to produce aluminium nitrate, the latter was added in ammonia liquor to produce aluminium hydroxide and ammonium nitrate. 介绍硝酸处理霞石浸出渣,硝酸铝加入饱和氨水生成氢氧化铝和硝酸铵,氢氧化铝在气体悬浮炉中煅烧,生产砂状氧化铝的工艺流程及设备。
- In this paper, flotation separation and sulfuric acid leaching of Zinc Oxide ores from Hechi in Guangxi province were studied, and the seperatability of this Zinc Oxide ore was discussed. 摘要文章对广西河池氧化锌矿进行了浮选分离和硫酸浸出试验,初步探讨了该氧化锌矿石的可选性。
- It describes the test and research on recovering silver from silver bearing residue by using sulfuric acid leaching ammonia leaching process, which is simple and worthy of promotion. 介绍了银渣回收银的试验研究情况,采用硫酸浸出-氨浸法处理银渣,工艺简单合理,技术指标高,有一定的推广价值。
- By EDXA analysising of the leaching residue, the leaching mechanism is discussed. 利用X-射线衍射和电镜扫描分析了浸出作用的机理。
- At normal cyaniding, the finer the gold concentrate is ground, the lower gold content of leaching residue. 正常氰化条件下,金精矿磨得愈细,氰化渣含金愈低。