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firstly in the partially-oxidative atmosphere at 1 200 ℃ and then in the reductive atmosphere at about 1 400 ℃[4-5]. The research for the UO2 low-temperature sintering technology was very popular... Low-temperature sintering process for UO2 pellets in partially-oxidative atmosphere YANG Xiao-dong(杨晓东)1, 2, GAO Jia-cheng(高家诚)1, WANG Yong(王 勇)1, CHANG Xin(畅 欣)2 1. College of Materials Science......
Selective laser sintering mechanism of polymer-coated molybdenum powder BAI Pei-kang(白培康), WANG Wen-feng(王文峰) School of Materials Science and Engineering, North University of China, Taiyuan...; Abstract: A type of polymer-coated molybdenum powder used in selective laser sintering technology was prepared by coating polymer on molybdenum particles and frozen......
Trans. Nonferrous Met. Soc. China 26(2016) 842-848 Reaction behavior of ferric oxide in system Fe2O3-SiO2-Al2O3 during reductive sintering process Qiu-sheng ZHOU, Chuang LI, Xiao-bin LI, Zhi-hong... and kaolin were employed to investigate the reaction behavior of ferric oxide in the trinary system Fe2O3-SiO2-Al2O3 during reductive sintering process. The thermodynamic analyses and reductive sintering......
Kinetics of reductive leaching of manganese oxide ore using cellulose as reductantWU Fang-fang(武芳芳)1, 2, ZHONG Hong(钟宏)1, 2, WANG Shuai(王帅)1, 2, LAI Su-feng(赖素凤)1, 2(1. College of Chemistry..., China)Abstract:The kinetics of reductive leaching of manganese from a low-grade manganese oxide ore were studied using cellulose as reductant in dilute sulfuric acid medium. It was found that when......
J. Cent. South Univ. (2021) 28: 2320-2332 DOI: https://doi.org/10.1007/s11771-021-4772-0 Effect of sintering temperature on microstructure and properties of glass-ceramics synthesized from waste... were produced under sintering temperatures of 900-1000 °C. The microstructure and phase composition of the produced glass-ceramics were studied using X-ray diffraction (XRD) and scanning electron......
J. Cent. South Univ. (2020) 27: 1484-1494 DOI: https://doi.org/10.1007/s11771-020-4384-0 Growth of metallic iron particles during reductive roasting of boron-bearing magnetite concentrate ZHANG Xin... reductive roasting of boron-bearing magnetite concentrate under different conditions were investigated. The size of the metallic iron particles was quantitatively measured via optical image analysis......
Trans. Nonferrous Met. Soc. China 25(2015) 4175-4182 Reductive acid leaching of cadmium from zinc neutral leaching residue using hydrazine sulfate Chun ZHANG1,2, Xiao-bo MIN1,3, Jian-qiang ZHANG1, Mi... and Zn which have great threats to the environment. The ZNLR contained approximately 35.99% Zn, 15.93% Fe and 0.26% Cd, and Cd mainly existed as ferrites in the ZNLR in this research. Reductive acid......
distribution of samples before and after reductive roasting. An increase of particle size is observed due to the sintering of samples, which indirectly demonstrates the generation of iron oxide... Abstract: A beneficiation-metallurgy combination process is developed to recover Zn, Fe and to enrich In, Ag from high iron-bearing zinc calcine based on our former researches. In gaseous reductive roasting......
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Effects of sintering pressure and temperature on microstructure and tribological characteristic of Cu-based aircraft brake material XIONG Xiang(熊 翔), SHENG Hong-chao(盛洪超), CHEN Jie(陈 洁... was prepared and the effects of sintering pressure and temperature on microstructure and tribological characteristic were investigated. For the constant sintering temperature, when the sintering......
