1) niobium metal powder
铌粉<冶>
2) niobium powder
铌粉
1.
Recently, tantalum powder almost were prepared by Hunter process and niobium powder for the most part by aluminothermic reduction process.
综述了铌粉和钽粉的现行生产工艺及几种新的还原方法,介绍了金属热还原反应中的电化学反应机理。
2.
High frequency infrared absorption spectroscopy was used to determine the content of carbon in tantalum powder, niobium powder and tantelum carbide.
用HCS - 14 0型高频红外碳硫分析仪测定钽粉、铌粉、碳化钽中的碳 ,进行了助熔剂、称样量、氧气流量试验 ,在不需测硫的情况下 ,采用铜和钨作助熔剂、称样量为 0 。
3.
The processes for preparation tantalum/niobium powder by reducing Ta2O5/Nb2O5 using tow steps,with gaseous magnesium,in molten CaCl2-NaCl eutectic with calcium and in molten CaCl2-KCl-NaCl eutectic with sodium were described.
在CaCl2-KCl-NaCl熔盐里金属Na还原Ta2O5、Nb2O5,反应时间短,还原温度范围广,能够得到高纯度高比表面积的钽、铌粉末。
3) Ta/Nb metallurgy
钽铌冶炼
1.
A large amount of industrial wastewater will be produced from Ta/Nb metallurgy process.
钽铌冶炼过程中会产生大量工业废水。
2.
This article introduces a technique how to reduce the concentration of SO42- F- NH4+ in waste water from Ta/Nb metallurgy and recover ammonia or ammonium salts .
本文讨论了如何降低钽铌冶炼废水水体中氨、氮、氟的浓度、回收氨或铵盐并尽可能减少氨、氟、硫酸根离子排放的技术。
4) niobium metallurgy
铌冶金
5) fersmite
['fə:zmait]
铌钙矿<冶>
6) columbium pellet
铌粒<冶>
补充资料：熔盐电解法生产铌粉(见熔盐电解法生产钽粉)
熔盐电解法生产铌粉(见熔盐电解法生产钽粉)
production of niobium powder by molten salt electrolysis
rongyand+onjlefa ShengChan n.fen熔盐电解法生产妮粉(produetion。fn;obi-um powder by molten salt eleetrolysls)见熔盐电解法生产担粉。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条