共搜索到1665条信息,每页显示10条信息,共167页。用时:0小时0分0秒390毫秒
Vaporization behavior of lead from the FeO-CaO-SiO2-Al2O3 slag systemEiki KasaiInstitute of Multidisciplinary Research for Advanced Materials, Tohoku University摘 要:Vaporization behavior (1163-1463 K) of lead in the slag system of FeO-CaO-SiO2-Al2O3 with CaCl2 was examined. A thermodynamic estimation with the principle of Gibbs free energy minimization......
Pressure leaching of converter vanadium slag with waste titanium dioxideGuo-Quan Zhang,Ting-An Zhang,Ying Zhang,Guo-Zhi Lv,Yan Liu,Zhuo-Lin LiuKey Laboratory of Ecological Utilization of Multi-Metal... vanadium slag with waste titanium dioxide without roasting was studied. Mineralogy analysis indicates that the converter vanadium slag contains mainly three mineral phases:magnetite, titanium magnetite......
Boron removal from metallurgical grade silicon by slag refining based on GA-BP neural networkShi-Lai Yuan,Hui-Min Lu,Pan-Pan Wang,Chen-Guang Tian,Zhi-Jiang GaoSchool of Materials Science and Engineering,Beijing University of Aeronautics and Astronautics摘 要:In order to investigate the boron removal effect in slag refining process,intermediate frequency......
Solidification/Stabilization of Zinc-lead Tailings by Alkali Activated Slag Cement潘志华1,ZHANG Jun1,LIU Weiqing21. College of Materials Science & Engineering, Nanjing Tech University2. College of Civil Engineering, Nanjing Tech University摘 要:An appropriate proportion of alkali activated slag cement, abbreviated as AASC later, was determined based......
Effect of Steel Slag and Granulated Blast-furnace Slag on the Mechanical Strength and Pore Structure of Cement Composites徐刚1,HE Xingyang2,何亚伯11. School of Civil Engineering, Wuhan University2... is an effective approach to develop low-carbon construction materials. This paper examines how two materials, steel slag(ST) and granulated blast-furnace slag(SL) impact the mechanical performance and pore......
of Science and Technology Beijing摘 要:Glass-ceramics have been prepared by using stainless steel slag, fly ash and coal fly ash that were figobtained from... network and the increase in crystallization activation energy from 336.0 to 360.7 kJ·mol-1. The results demonstrate that the production of the glass-ceramics from industrial steel slag, fly ash and coal......
Computer recognition of slag property diagrams in ternary systemsJinxiong Lu, Li Wang, Jiongming Zhang, and Xinhua WangMetallurgical and Ecological Engineering School, University of Science and Technology Beijing, Beijing, 100083, China摘 要:<正> In order to take data information from the slag property diagram in a ternary system automatically......
SLAG CEMENT REINFORCED BY THE COMBINATION DOPING OF LIMESTONE AND ANHYDRITE杨淑珍,宋汉唐摘 要:<正>The hydration performances of slag cement mixed by limestone and anhydritehave been studied. The phase compositions andmicrostructures of the hydrates were determinedand analysed by XRD and SEM. It is discoveredthat when slag cement is mixed with limestoneand......
冷却方式对钢渣中f-CaO显微形貌及含量的影响张玉柱1,雷云波1,李俊国1,邢宏伟1,韩志杰2,龙跃1(1.河北省唐山市河北联合大学冶金与能源学院2.河北钢铁股份有限公司唐山分公司,河北唐山 063016)摘 要:采用扫描电子显微镜和化学分析方法对三种不同方式处理的钢渣中f-CaO的显微形貌及含量进行分析研究,试验结果表明,钢渣中弥散型f-CaO主要形成于C2S和C3S初晶,RO相形成和C3S分解等过程,其数量多,分布广,粒径较小;缓冷渣中氧化钙的典型显微形貌为灰色圆粒状,薄膜状,细小长条状;气淬渣中氧化钙的典......
a pressure-leaching slag was investigated using a desulphurization-leaching-hydrolysis process for the recovery of bismuth and antimony.Various parameters were studied,including the amount of acid added......