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SURFACE TENSION OF MOLTEN IF STEEL CONTAINING Ti AND ITS INTERFACIAL PROPERTIES WITH SOLID ALUMINA K.Mukai1,L.C.Zhong2,M.Zeze3 (1.Department of Materials Science and Engineering, Faculty... Bureau, Nippon Steel Corporation,Kitakyushu 804-8501, Japan) Abstract:Surface tension of molten IF steel containing Ti and contact angle between the liquid steel and solid alumina were measured......
Trans. Nonferrous Met. Soc. China 29(2019) 407-415 Kinetics of leaching lithium from α-spodumene in enhanced acid treatment using HF/H2SO4 as medium Hui GUO1,2,3, Hai-zhao YU1, An-an ZHOU1, Meng-hua...; accepted 24 October 2018 Abstract: An enhanced leaching of Li from α-spodumene was carried out using a mixture of hydrofluoric and sulfuric acid (HF/H2SO4) as the medium. Based on the optimized leaching......
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MECHANISM AND KINETICS OF TRANSFORMATION OF ALUMINA INCLUSIONS BY CALCIUM TREATMENT M. Lind1,L. Liu2,L. Holappa1,Z.J. Han2 (1.Laboratory of Metallurgy, Helsinki University of Technology, P.O. Box 6200,Espoo 02015, Finland;2.Central Iron and Steel Research Institute, Beijing 100081, China) Abstract:The basic mechanism and kinetics of the transformation process of alumina inclusions in steel......
Leaching of low grade zinc oxide ores in Ida2--H2O system DOU Ai-chun, YANG Tian-zu, YANG Ji-xing, WU Jiang-hua, WANG An School of Metallurgical Science and Engineering, Central South University.... The effects of leaching time, liquid-solid ratio (L/S), total concentration of Ida2- ([Ida2-]T), leaching temperature and pH on Zn leaching recovery and the dissolution of impurities such as Ca, Mg, Cu, Ni, Fe......
Effect of Y2O3 and Sm2O3 on Sintering and Mechanical Behaviors of Alumina Ceramics YAO Yijun1,QIU Tai1,JIAO Baoxiang1 (1.College of Materials Science and Engineering, Nanjing University... results show that the sintering temperature can be decreased and the mechanical behavior can be improved by adding rare earth in alumina ceramics. The relative density of rare-earthdoped alumina......
, 1998, 27(5): 67-71. YUAN Hua-jun, XIANG Yang, YUAN Yi. The relation between the added quantity of lime and the leaching rate of alumina and the consumption of sodium hydroxide in Bayer process[J... by method of pressure alkaline treatment-cyanide leaching HUANG Kun, CHEN Jing, CHEN Yi-ran, ZHAO Jia-chun, LI Qi-wei, YANG Qiu-xue (Kunming Institute of Precious Metals, Kunming 650221, China......
Leaching vanadium by high concentration sulfuric acid from stone coal CHEN Xiang-yang(陈向阳)1, 2, LAN Xin-zhe(兰新哲)1, 2, ZHANG Qiu-li(张秋利)1, MA Hong-zhou(马红周)1, ZHOU Jun(周 军)1 1. School... from stone coals by high concentration sulfuric acid was researched. The effect of the concentration of sulfuric acid, leaching temperature, leaching time and helper leaching agent on the extraction......