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- The thermal decomposition of mixed rare earth carbonate in roasting is studied by the techonology of DTA analysis. 用DTA热分析技术研究混合碳酸稀土焙烧过程中的脱水过程、分解过程。
- In the paper,sodium nitrate was taken to be an oxidant in the process of roasting rich cerium rare earth carbonate mixture. 对以硝酸钠为氧化剂的富铈混合碳酸稀土焙烧过程进行了实验研究。
- It is shown that the mixed rare earth carbonate is superior to pure cerium oxide and reduces the cost of decoloring agent by 50%. 表明采用混合碳酸稀土作玻璃脱色剂可获得良好的脱色效果并使脱色成本降低50%25。
- Less neodymium rare earth carbonate with less chlorine ion and chrysanthemum crystaline feature can be produced under a suitable condition to meat the demands of clients. 在适宜条件下可以生产出氯根含量较低、晶型晶貌为珠菊状的少钕碳酸稀土，可满足客户要求。
- In the calcination course of rare earth carbonate, the processes of decomposition, crystallization, grain growth and cooling have been studied at first. 分析研究了不同焙烧条件、不同添加元素、结晶子径大小与抛光性能之间的关系,经分析发现结晶子径直接影响到抛光性能的优劣。
- Fifteen crystalline hydrated rare earth carbonates were synthesized using ammonium bicarbonate as precipitant. 以碳酸氢铵为沉淀剂合成了十五种稀土碳酸盐晶体。
- This paper reports on the full scale tests of production of crystalline rare earth carbonates from low grade heavy rare earth ores. 报道从重稀土型低品位稀土矿中制取晶型碳酸稀土的工业实验情况。
- Effect of Rare Earth Carbonate on Tolerating Vanadium in the Cracking Catalyst 碳酸稀土在裂化催化剂中的抗钒作用
- Keywords bastnasite concentrate;oxidation baking;rare earth carbonate; 氟碳铈矿精矿;氧化焙烧;碳酸稀土;
- Keywords rare earth carbonate;crystallinic precipitation;calcinating ore;sulfuric acid media; 碳酸稀土;晶型沉淀;焙烧矿;硫酸介质;
- Crystalline Rare Earth Carbonate Precipitating from Leaching Solution of Sulfuric Acid Calcinating Concentrate of Rare Earth 从精矿浓硫酸焙烧水浸液中沉淀晶型碳酸稀土
- Baotou Golden Rare Earth Biological Appl. 包头市金稀土生物应用有限公司。
- Baotou New Century Rare Earth Co., Ltd. 包头市新世纪稀土抛光材料有限责任公司。
- Baotou Rhodia Rare Earth Co., Ltd. 包头罗地亚稀土有限公司。
- Distribution pattern of rare earth element;? 稀土元素分布模式?
- Jiangxi South Rare Earth Hi-Tech Co., Ltd. 江西南方稀土高技术股份有限公司。
- CHENGDU SINENG RARE EARTH INDUSTRY CO., LTD. 成都四能稀土实业有限公司。
- COM]Baotou hefa rare earth development CO. 访问数/每百万人：Reach for [HEFARE.
- rare earth carbonate 碳酸稀土
- The results of the chemical analyses suggest that lanthanum,cerous,praseodymium and neodymium carbonates are normal rare earth carbonate octahydrates; 化学分析的结果表明,轻稀土碳酸盐(镧、铈、镨、钕)为八水合正碳酸盐;
