bastnasite

Application of Thermal Analysis Technique to the Decomposition Kinetics of Bastnasite

热分析技术在氟碳铈矿分解动力学中的应用

A Progress of Green Chemistry on the Decomposition and Extraction of Rare Earth from Bastnasite

氟碳铈矿提取稀土的绿色化学进展

Study on the Collectors for Bastnasite Flotation and Their Mixture Application

浮选氟碳铈矿的捕收剂及药剂混用的研究

Study on decomposition of high grade bastnasite in calcination

高品位氟碳铈矿焙烧分解过程的研究

Study on Roast Reaction of Bastnasite Mixed with Sodium Carbonate

氟碳铈精矿碳酸钠焙烧反应机制桃源膨润土钠化改型研究

Study of RE Extraction Separation Flowsheet for Bastnasite

氟碳铈镧矿稀土萃取分离流程研究

Study on the Roast Reaction of Bastnasite

氟碳铈精矿焙烧反应的研究

A Study on the Preparation of Polishes from Bastnasite

以氟碳铈精矿为原料制取稀土抛光粉的研究

Extracting Rare Earth from Midgrade Bastnasite Concentrate with NH_4Cl Roasting Method

氯化铵焙烧法从中品位氟碳铈矿精矿提取稀土的研究

Extraction of Rare Earths From Bastnasite Concentrate by Chlorination Roasting

氯化法分解氟碳铈精矿提取稀土的研究

Based on the physical and chemical properties and the difference of size , separation feasibility of bastnasite from its associated minerals was investigated .

依据稀土矿石粒度特征及其物理、化学性质，研究了矿粒群间各矿物可选性差异，应用粗细分选技术和物理选矿与化学选矿相结合的方法回收氟碳铈稀土矿。

This paper classified the Ammonium chloride waste water in the extraction and separation of Baotou Rare Earth ores ( Bastnasite and Monazite ) .

本文对包头矿（氟碳铈矿和独居石）在萃取分离稀土工业中所产生的氯化铵废水进行了分类。

The technological conditions of preparing polishes from bastnasite such as pretreating with hydrochloride acid , roasting and quenching were studied .

以微山氟碳铈精矿为原料，研究了预处理、焙烧、淬火等工艺条件对制备稀土抛光粉性能的影响。

Summary and envisage of the beneficiation technological flowsheets for the separate treatment of fine and coarse ores (ⅰ) Bastnasite Separation Process Based on Size Fractions

粗细分选选矿工艺流程的总结和展望（上）氟碳铈矿粗细分选新工艺

The kinetics curved lines of chlorinating rate on chlorinating rare earth of Weishan mid-grade bastnasite in Shandong after fixed fluorine were determined .

研究了用固氟氯化铵焙烧法分解山东微山中品位氟碳铈精矿回收稀土的氯化率动力学。

This paper established a new method for determination of total content of rare earths in bake ore by doing some tests based on national standard of determination of REO in bastnasite concentrate .

引用氟碳铈镧矿精矿中氧化稀土重量法的国家标准，在此经典的分析方法的基础上做了一些试验，重新整理、建立了新的焙烧矿中稀土总量的分析方法。

The best technological process suggested was that the bastnasite was roasted at 900 ℃ for 3h , cooled to 300 ℃ in the furnace and then quenched .

以精矿在900℃下焙烧3小时，在炉内自然冷却至300℃后进行淬火制取的稀土抛光粉抛蚀量最大。

According to the composition of bastnasite and the constitution of products in the rare earth market , a new separation process for bastnasite by solvent extraction in P 507-HCl system was presented .

根据氟碳铈矿稀土组成的特点和市场可预测的稀土产品结构，应用串级萃取理论优化设计氟碳铈矿P507HCl体系萃取分离流程。

The study shows that changes in composition of bastnasite during the alkali conversion are contributed to the replacement of F - in original structure by OH - . Also , this paper discusses some factors affecting the recovery of rare earths .

针对浓碱转化反应进行的机理研究表明，氟碳铈矿在常压、浓碱转化过程中发生的成分变化，主要是原有结构中的F-被OH-取代。