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Keywords tungstenic slag;extracting;scandium oxide; 钨渣;提取;氧化钪;
The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process. 用萃取法从钨矿渣制得纯度为99．99%25的氧化钪。
Using tungstenic slag as alloying additive,a sort of W,Mn ,Nb , Ta containing cast iron wear-resistant grinding ball was developed. 用钨渣作为合金添加剂,研究出含W、Mn、Nb、Ta的合金铸铁磨球。
Studies the possibility on improving trursmutative soil service life based on the tungsten alloy cast iron liner which was made from tungsten slag alloy. 以钨渣铁合金为主要合金原料制造钨合金铸铁衬板,研究了稀土变质处理提高其使用寿命的可能性。
Keywords tungsten phosphide （WP）;HDS;HDN;Ni;Co; 磷化钨;加氢脱硫;加氢脱氮;镍;钴;
Keywords tungsten carbide;base;preplant;deposition; 硬质合金;基底;预植入;沉积;
Keywords Tungsten ore;Thorium;Spectrophotometry; 钨精矿;钍;光度法;
Keywords Tungsten filament Carbonize Fracture; 钨丝;碳化;断裂;
Keywords Tungsten;calcine;ash recovery; 钨;焙烧;收尘;
Study on the Technology of Extracting Scandium Oxide from Tungstenic Slag 从钨渣中提取氧化钪的工艺研究
Keywords tungsten;stannum;APT;ion-exchange; 钨;锡;仲钨酸铵;离子交换;
MANUFACTURING OF ALLOY CAST IRON GRINDING BALL BY MODIFICATION OF TUNGSTEN SLAG 采用钨渣生产合金铸铁磨球
DEVELOPMENT AND RESEARCH OF GRINDING BALL WITH ALLOYED TUNGSTEN SLAG CAST IRON 钨渣合金铸铁磨球的开发研究
DEVELOPMENT AND RESEARCH OF GRINDIN G BALL WITH ALLOYED TUNGSTEN SLAG CAST IRON 钨渣合金铸铁磨球的开发研究
Keywords tungsten hexafluoride;synthesis;purification;analysis; 六氟化钨;合成;纯化;分析;
Keywords tungsten industry;Ganzhou City;striding development; 钨产业;赣州市;跨越发展;
Keywords Tungsten carbene complex;Carbonyl olefination; 钨卡宾络合物;羰基烯化反应;
A Study on Application of Tungstenic Slag in Production of Wear Resistant Grinding Balls 钨渣在耐磨球生产中的应用研究
Keywords tungsten carbide;nitromethane;electrocatalysis; 碳化钨;硝基甲烷;电催化;
Keywords tungsten silicic acid;catalylic synthesistacetal（ketal）; 钨硅酸;催化合成;缩醛（酮）;