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- Therefore, the nonionic surfactant can effectively intensify the seeded precipitation process of sodium aluminate solution. 非离子型表面活性剂能有效强化铝酸钠溶液晶种分解过程。
- STUDY ON THE INTENSIFYING SEED PRECIPITATION PROCESS OF SODIUM ALUMINATE SOLUTION BY CRYSTALLIZATION ADDITIVE 添加剂强化铝酸钠溶液分解的实验研究
- Study on Intensifying Seed Precipitation Process of Sodium Aluminate Solution by Crystallization Additive 结晶添加剂强化铝酸钠溶液种分过程的研究
- seeded precipitation process 种分过程
- seed precipitation process 种子分解
- It is an important process for seeded precipitation in sodium aluminate solutions. 氧化铝生产过程中,铝酸钠溶液的晶种分解是一个非常重要的过程。
- Seeded precipitation of synthetic gibbsite from supersaturated sodium aluminate solution is a crucial step in the Bayer process for the production of alumina from digested bauxite. 铝酸钠溶液的晶种分解是拜尔法工艺生产氧化铝产品的关键工序，它是一个涉及成核、附聚与晶体生长等多种物理化学作用的复杂结晶过程。 以往对于种分过程的研究片面追求提高氢氧化铝的分解率与产出率，而忽略了对其粒度大小及分布的控制。
- Seed precipitation of sodium aluminate solution is a key process for the industrial alumina production by using the Bayer process, which has a significant effect on the yield and quality. 铝酸钠溶液的晶种分解是拜耳法生产氧化铝工艺中的关键工序,对氧化铝的产量和质量有着直接的影响。
- Seeded precipitation from sodium aluminate liquor is one of the most important processes in the production of alumina. 铝酸钠溶液晶种分解是氧化铝生产过程的关键工序之一,其过程动力学的研究是氧化铝生产过程的重要理论基础问题。
- And also the acidity in the rich elutriant is of benefit to the later precipitation process in uranium recovery. 而且,合格液酸度低,有益于后续的沉淀过程中回收铀。
- Ce,Tb-doped LaPO_4 nanoparticles were successfully prepared by a gel-network precipitation process. 采用明胶网格沉淀法,成功制备了共掺铈、铽的磷酸镧纳米颗粒。
- The review introduces three by chemical precipitation process,sol-gol method and reversed microemulsion method. 本文综述了化学沉淀法、溶胶-凝胶法和微乳法等三种湿化学方法在制备超细二氧化硅纳米材料方面的应用。
- A novel reactive precipitation process was used to prepare ultra fine salbutamol sulfate powders. 以沙丁胺醇和硫酸为反应物,在异丙醇溶液中采用反应结晶法制备超细硫酸沙丁胺醇颗粒。
- A certain number of suspending gravels are randomly selected to visually simulate sediment precipitation process. 统计模拟结果可得到充填层的可视化结构及孔喉直径的分布状况。
- The gallium and aluminum can be satisfactorily separated form the fine ore after it is processed with high concentration pregnant liquor from seed precipitation. 提镓精矿用高浓度种分母液处理可以很好地实现镓与铝的分离。
- Short mullite fiber not only increases the aged hardness of Al 4.5Cu alloy, but also accelerates the age precipitation process. 莫来石纤维除了能明显提高Al 4 .;5Cu合金的时效硬度外;还能加速其时效析出过程 ;
- Using the model,simulation investigations have been carried out for precipitation process in several ternary alloys without any preassumption... 该模型无需预先设定新相结构和沉淀类型,可对实际三元合金的沉淀过程进行模拟研究。
- New methods of preparing rare earth doped YAG phosphors ,which contain sol gel,macro molecule network gel and precipitation process,were summarized. 本文总结了稀土离子掺杂的钇铝石榴石发光粉末合成的新方法,包括溶胶-凝胶法、高分子网落凝胶法、沉淀法等,并介绍了这些发光粉的性能。
- Abstract: The influence of a series of polymers with active groups including polyalcohols, polyamide and polysaccharide on the seed precipitation of sodium aluminate solution was investigated. 摘 要: 研究了聚醇、聚酰胺和聚糖等一系列含有活性基团的聚合物对铝酸钠溶液种分过程的影响。
- The two steps precipitation process of ADU powder from UF6 hydrolyzate to high active and sinterable UO2 powder is studied. The optimized precipitation is obtained. 研究了由六氟化铀水解液制取适于制备高活性可烧结UO_2粉末的ADU沉淀物的两步沉淀工艺,推荐了ADU两步沉淀工艺的最佳沉淀条件。
