采用碱浸预脱硅-氰化工艺从氰化尾渣中回收金 - TNMSC 关键字: 氰化尾渣；脱硅；碱浸出；氰化浸出[gap=1439]Key words: cyanide residue; desilication; alkaline leaching; cyanide leaching
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The synthesis of hierarchical zeolites using two kinds of molecular sieve is discussed,especially the methods of post-processing and templating. The degree of desilication or dealumination,and suitable but cheap templates are essential techniques to develop hierarchical zeolite materials.
针对ZSM-5和SAPO-34两种不同的分子筛体系,介绍了多级孔道沸石制备的后处理法与模板法,指出控制后处理脱硅脱铝的程度以及探寻合适且廉价的模板剂是发展多级孔道材料的关键技术。
参考来源 - 多级孔道沸石用于甲醇制丙烯反应研究进展. And all the optimum conditions are obtained. (3)Flowsheet structure study for desilication by reverse floatation: including Stage Grinding and Stage Separation, Individual Middling Regrinding and Re-Flotation, and Intensifying Secondary Concentration Technology, etc.
通过工艺矿物学研究和大量的条件试验、流程结构试验研究，找到了贵州铝土矿反浮选脱硅的最佳条件。
参考来源 - 贵州铝土矿反浮选脱硅试验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The characters of series process are suitable for the confluence desilication.
串联法的工艺特点，更宜于采用合流脱硅。
Extensive study is conducted for the factors effecting the pre-desilication process.
针对预脱硅过程的影响因素，进行了大量研究。
To enlarge the capacity surface area of the seed can make the desilication speed up.
增大晶种容量表面积能加快脱硅速度。
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