During fused-salt extraction,one time to produce low oxygen and low fluorine dysprosium metal by the combining method of calcium reducing agent and fused-salt extractionare used.
9%;采用钙热还原及熔盐萃取联合法一次性制备工艺,可有效降低金属镝中的氧、氟含量,制备的金属镝纯度大于99。
In this paper, the research that the hypoxia and hypocalcia rare-earth metals (Dysprosium, Yttrium) are prepared by fused-salt extraction method is mainly developed.
本文主要开展了用熔盐萃取法制备低氧、低钙的高纯稀土金属(Dy、Y)的研究。
It is conventionally difficult to obtain metallic lithium with ultra low Na/K content,to which the molten salt extraction is therefore suggested as a pioneer process to remove Na/K and relevant experiments.
探索性实验结果表明,熔盐萃取法可除去金属锂中的钠和钾,尤其是除钾效果比较明显,这与热力学分析结果基本吻合。
A new combination process of distillation with salt extraction for separating organic solvent-water azeotropes;
利用分批精馏和盐效萃取分离有机溶剂-水共沸物的新工艺(英文)
Study on Preparation of Hypoxia and Hypocalcia Rare-Earth Metal (Dy、Y) by Fused-Salt Extraction Method;
熔盐萃取法制备低氧、低钙稀土金属（Dy、Y）的研究
Study on Salt Selection and Saline Extraction in Separation Process;
盐效分离中盐的选择及加盐萃取的研究
Studies on the Process of Extractive Distillation with Salt for Alcohol-Water System;
醇—水体系加盐萃取精馏过程的研究
Study on Separating Methyl Acetate-Methanol by Salt Extractive Distillation;
加盐萃取精分离醋酸甲酯—甲醇的研究
Extraction of Zirconium and Hafnium from Acidic Chloride Solution Using 2-ethyl Hexyl Phosphonic Acid Mono-2-ethyl Hexyl Ester (P_(507));
用P_（507）从盐酸溶液中萃取锆和铪
EXTRACTION METHOD MENTIONED IN THE SALT LAKE PROGRESS IN THE APPLICATION OF BORON
萃取法在盐湖卤水提硼中的应用进展
Pilot-scale study on the purification of waste acid from benzol refining by salting-out extraction process
盐析-萃取法处理精苯废酸的中试研究
Study on the Aqueous Two-phase System Extraction Separation of Cu with Ethanl-(NH_4)_2SO_4-DDTC System
乙醇-盐-水-铜试剂体系萃取分离测定铜
Studies on Extraction Chemistry of Gold (Ⅲ)--Extraction of Gold (Ⅲ) from Hydrochloric Acid Solution with Di-iso-octylsulphide in Kerosene
金的萃取化学研究——二异辛基硫醚从盐酸介质中萃取金(Ⅲ)
Preparation of Mg-Li Mg-Li-Zr Zn-Zr Alloys by Electrolysis in Molten Salt;
熔盐电解制取Mg-Li Mg-Li-Zr Zn-Zr合金
The Study of the Nitrate Removal in Groundwater Using Extractive Membrane Bioreactor;
萃取膜生物反应器去除地下水硝酸盐研究
Study on Producing Calcium Magnesium Acetate from Acetic Acid Wastewater via Membrane Extraction;
膜萃取稀醋酸废水生产醋酸钙镁盐的研究
A Study of Separating Iron, Zinc and Manganese in Mixed Sulphate Solution by Solvent Extraction;
从硫酸盐溶液中萃取分离铁、锌和锰的研究
Study on Separating the Non-polarial System of n-heptane and Benzene by Extractive Distillation with Salt;
加盐萃取精馏分离正庚烷—苯非极性体系的研究
The Research on the Extractive Distillation with Salt in Triple Azeotrope System;
三元共沸体系加盐萃取精馏的工艺研究
Salting-Out Effect on Complexation Extraction of Boric Acids from the Magnesium-Contained Brine
含镁卤水中硼酸络合萃取的盐析效应研究
Process simulation of salt-containing extractive distillation for anhydrous isopropanol preparation
加盐萃取精馏法制无水异丙醇过程模拟
Remediation of Arsenic Contaminated Soil Using Acid and Salt Solutions
几种酸和盐对As污染土壤的化学萃取修复
