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- Sulfide ores with BaSO4 as the main gangue , two kinds of slags , speiss and As-Cu alloy have been identified. 在还原熔炼中添加了砷矿物,冶炼的最终产品是砷铜合金,还原熔炼产生的砷冰铜(黄渣)等副产品中的铜通过返料操作在冰铜熔炼工序得以回收。
- Primary Au-bearing sulfide ores rich in organic cabon,clay,arsenic and copper are widely dispersed over west Shimian. 含有机碳、粘土物质、砷、铜较高的难处理原生硫化金矿石广泛分布于石棉西部地区。
- Spontaneous combustion of sulfide ores is one of the major hazards in safe mining of sulfurous ore deposits. 硫化矿石自燃的防治一直是含硫矿床面对的主要安全问题。
- The prevention and control on spontaneous combustion of sulfide ores are always the main safety problem for sulfide ore deposits. 摘要硫化矿石自燃的防治一直是含硫矿床面对的主要安全问题。
- From the point of view of bacteriology, the authors discuss the na ture and mechanism of bacterial leaching of sulfide ores. 从细菌学的观点探讨了硫化矿浸出的本质和机理。
- Though xanthate, the traditional sulfide ores collector, is effective in collecting ability, its selectivity is not good. 传统硫化矿捕收剂黄药的捕收能力虽然较强,但是其选择性较低。
- It is an effective collector both for sulfide ores and copper oxide ores, especially suitable for the associated gold in the above-mentioned ores. 该药剂是硫化矿和氧化铜矿的有效捕收剂,特别是对上述矿物的伴生金有着显著的捕收能力。
- Both the surface activates exposed in air and their oxygen consumption rate are different due to the different oxidizability of sulfide ores. 由于不同类型的硫化矿石氧化性不同,暴露在空气中的表面活性不同,其耗氧速率也不同。
- During mining of sulfide ores at non-coal mines, there are many spontaneous fire accidents due to ores with rich sulfide. 在非煤矿山.;许多矿山
- As a new type of sulfide ores collectors of high flotation properties, the benzyl esters of alkyl xanthate are likely to be used successfully in the flotation industry. 作为一种新型高效硫化矿捕收剂,本论文所研制的烷基黄原酸苄基酯药剂具有工业应用前景。
- On basis of leaching process behaviors of platinum-group metals(PGMs) the lately progress in pressure hydrometallurgy of Cu Ni sulfide ores containing PGMs were presented. 本文以加压湿法冶金处理含铂族铜镍硫化矿过程中铂族金属的行为为主线,介绍了该领域的最新研究进展。
- In this paper, based on leaching process behaviors of platinum-group metals(PGMs) the lately progress in pressure hydrometallurgy of Cu-Ni sulfide ores containing PGMs was presented. 分别简要评述了加压氨浸、加压酸浸、加压碱浸和加压氰化等技术所适应的物料特性、工艺特征和生产实践。
- A mixture of a metal with its sulfides, produced by smelting the sulfide ores of copper, lead, or nickel. 锍,冰铜一种带有硫化物的金属混合物,由熔炼铜、铅或镍的硫化物矿石而制成
- Theproperties in removing oil, iron sulfide or sulfureted hydrogen and corrosion resistance to carbon steelare tested by the weightloss method. 通过采用失重法对该清洗剂除油、除硫化亚铁(硫化氢)性能以及对碳钢的腐蚀进行了研究。
- It exists uncombined in two stable (and several unstable) allotropes, one gray and one yellow, But is more often found in nature as the sulfide or oxide. 它存在两种稳定(和数种非稳定)同素异性体,即灰砷和黄砷,但大多发现于自然界的硫化物和氧化物中。
- Whether it rains or not makes no difference to me. 下不下雨对我来说都一样。
- cassiterite-polymetallic sulfide ores 多金属硫化矿
- Biometallurgy,roasting and pressure oxidation are generally used to pretreat the refractory gold containing sulfide ores or concentrates.The advantages of biooxidation were presented in the paper. 叙述生物冶金法处理难浸含金硫化矿的优点及所用微生物种类,浸出的机理和方法研究与细菌氧化厂的工业应用。
- The progress on the synthesis of sulfones by oxidation of sulfides or sulfides is reviewed with 50 references. 摘要对氧化硫醚或亚砜的方法作一评述,参考文献50篇。
- The progress on the synthesis of sulfones by oxidation of sulfides or sulfoxides is reviewed with 50 references. 对氧化硫醚或亚砜成为砜的方法作一评述;参考文献50篇.