查询词典 leaching oxide

5 kinds of paddy soil treatments were studied, then each microorganism biocoenosis was extracted or bacterial strain was dissociated. Artificial synthesis ferric oxide was considered only electron acceptor, which inoculated soil leaching liquor or bacterial strain with reduction function in mineral salt culture system under anaerobic constant temperature condition. After different temperature treatments towards leaching liquor, temperature was controlled and AQDS added into culture system in order to discuss the effect of temperature and AQDS on ferric oxide microorganism reduction process.

采用5种水稻土为供试材料，分别提取微生物群落或分离铁还原菌株；以人工合成氧化铁作为惟－电子受体，在无机盐培养体系中接种土壤浸提液或具有铁还原功能的菌株，厌氧恒温培养；通过对接种液的不同温度处理(40， 50， 60， 70℃)、对培养温度的控制（30和50℃）以及向体系中添加AQDS，探讨温度及AQDS对氧化铁微生物还原过程的影响。

The chemical phase and optical micrography analysis showed that the leaching of copper oxide could be finished soon, chalcocite and bornite could be diges.

化学物相和光学显微图像分析表明，氧化铜的浸出很快就可完成，辉铜矿和斑铜矿也以较快的速度降解为蓝辉铜矿和铜蓝，而铜蓝的浸出反应比较缓

Cerium oxide, which covers one half of REO in leaching liquid,are extracted.

工艺充分考虑了包头混合稀土矿酸、碱法工艺的优缺点，并首先提取了市场急需、矿中约占一半的氧化铈。

A new recovery technology of solid waste was made which is from furfuryl alcohol production by furfural hydrogenization. When the solid waste is placed in a vacuum drying box, and is under lower negative pressure and at 130℃, the organic materials in solid waste can be distilled and then returned to the refining workshop to produce qualified furfuraldehyde and furfuryl alcohol. The remainder is mixed with soda ash and roasted in a reverberating furnace. The sodium chromate can be obtained by leaching. Rough cupric oxide is dissolved in nitric acid and cupric nitrate is obtained. A new catalyst was prepared by the above sodium chromate and cupric nitrate and used in furfuryl alcohol production.

将糠醛液相加氢生产糠醇产生的废渣置于真空干燥箱中，在较低的负压状态下保持130℃的温度，蒸馏回收废渣中的有机物，返回糠醇精制车间获得合格的糠醇与糠醛产品；剩余的固体废弃物与纯碱混合，在反射炉中焙烧，浸取获得铬酸钠水溶液；最后剩下的粗氧化铜溶于硝酸得到硝酸铜溶液；将铬酸钠溶液、硝酸铜溶液按一定比例混合，加入氨水搅拌，分离出的沉淀经传统方法焙烧活化、造粒制得新催化剂，回用于糠醛液相加氢生产糠醇。

Using a new circluating activating acid-leaching technology, a new method for preparation of light magnesium oxide and water glass from serpentine is presented.

采用循环活化酸浸新技术，提出了以蛇纹石为原料制取轻质氧化镁和水玻璃的新方法。

Based on the geography position of the place and the characteristics of certain gold oxide ore, if we adobt the craft of the conventional leaching,after a 16 hours leaching,the rate of leaching can attain 95%, the sodium cyanide is consumed for the 2.03 kg/t.

在当前的氰化提金中，加快金的概化浸出和降低氰化钠的消耗是影响氰化工艺技术和经济效果的两大因素ll。

The study of microwave-aided leaching deepens our understanding of desiliconization mechanism in leaching and presents a valuable reference for research of microwave hydrometallurgy and sulfuric acid leaching of high silica zinc oxide ores.

微波辅助浸出工艺的研究，加深了矿石浸出过程除硅机理的认识，为氧化锌矿的硫酸浸出工艺和微波湿法冶金研究提供了很有价值的参考。

The leaching rate of Bi and Sb are up to 96%、89% respectively and silver will be enriched 10~12 times in the residue.98% of Bi in the leaching liquid can be recycled in the form of Bi2S3 by sulfating, 92% of Sb can be converted to antimony oxide powder after neutralization by diluted H2SO4 and glycerin can be recycled meanwhile.

浸出液中98%的Bi可通过硫化法以Bi2S3的形式回收，92%的Sb可加稀硫酸中和得到锑氧粉，同时可实现甘油的再生。

The ammonia leaching process of zinc oxide is thermodynamically analyzed based on the feature of refractory zinc oxide minerals.

针对难选氧化锌矿的特点，对氧化锌矿氨浸过程进行热力学分析。

A method for the analysis of zinc oxide phase content in sulfide ore was studied. On the basis of the characteristics of each phase component, the sulfide ore sample was leached twice with NaOH and acetic acid-ascorbic acid, respectively, so that the oxide mineral and zinc oxide were dissolved completely. The leaching rate of zinc oxide phase was up to 98 Vo. Moreover, the dissolution of zinc sulfide phase was effectively inhibited, solving the problems of selective leaching and determination for zinc oxide.

研究了硫化矿中氧化锌相含量的分析方法，根据硫化矿中各物相组分特点，提出了用氢氧化钠溶液和乙酸－抗坏血酸溶液二次浸取硫化矿，使锌氧化矿、氧化锌充分溶解，氧化锌相的浸取率达到98%以上，同时有效地抑制了硫化锌相的溶解，较好地解决了氧化锌相选择溶解测定的问题。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。