The new technology for the preparation of cryolite from fluosilicic acid and ammonium hydrocarbonate is introduced.
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2. 介绍了氟硅酸、碳酸氢铵制备冰晶石的新工艺。
The new technology for the preparation of cryolite from fluosilicic acid and ammonium hydrocarbonate is introduced.
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3. 研究由失效磷酸基抛光液直接制备纳米锥冰晶石新工艺。
A novel technology on direct preparation of nanometer chiolite from expired phosphoric acid-based polishing agent is investigated.
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4. 氟化盐是炼铝的一种重要辅助材料，主要产品为冰晶石和氟化铝。
Fluorine turns a kind of salt is refine aluminium important and auxiliary material, main product melts aluminium for cryolite and fluorine.
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5. 用高温量热计测量了氧化铝在冰晶石熔体中的溶解热焓和偏摩尔溶解热焓。
In the present investigations both integral and partial onthapis of solution of alumina in molten cryolite were determined as a funetion of composition with a high teupercature calorimeter.
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6. 对现有冰晶石的合成方法进行了系统的介绍，并对它们的优缺点进行了对比分析。
In this paper, the processes for producing synthetic cryolite were introduced, and their merits and faults were analyzed.
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7. 研究结果表明：碳化硅材料在熔融的冰晶石混合介质中表现出良好的抗腐蚀性能；
The results indicate that, silicon carbide materials characterize good corrosion resistance at cryolite solution;
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8. 指出在钾冰晶石低温体系中应用金属阳极将成为今后铝电解很有希望的一种新工艺。
It could be inferred that metal anodes applied in potassium cryolite low-temperature-electrolyte system would be a promising technology for aluminum electrolysis in the future.
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9. 通过考察影响溶解度的各种因素推断了Y_2O_3与冰晶石熔体相互作用的反应式。
Interaction between Y_2O_3 and cryolite has been suggested by considering various factors influencing the solubility.
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10. 系统地简述了冰晶石的几种生产技术及其用途，并根据冰晶石的特点提出了市场建议。
Production technology and USES of cryolite are reviewed briefly and some Suggestions on market development are presented.
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11. 地下蕴藏铅、锌、冰晶石、铬、煤、钨、钼、铁、镍、铀和石油等资源，其中冰晶石已基本采完。
Underground deposits of lead, zinc, cryolite, chromium, coal, tungsten, molybdenum, iron, nickel, uranium and oil resources, which has basically taken cryolite end.
The process of sodium fluoride by ammoniating method was described in brief. The phase composition and crystalline morphology was determined and the crystallization kinetics was discussed also.
The process of sodium fluoride by ammoniating method was described in brief. The phase composition and crystalline morphology was determined and the crystallization kinetics was discussed also.
