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Study of decomposing carbonyl slag CHEN Ai-liang(陈爱良)1, SUN Pei-mei(孙培梅)2, ZHAO Zhong-wei(赵中伟)1, LI Hong-gui(李洪桂)1, CHEN Xing-yu(陈星宇)1 1. School of Metallurgical Science and Engineering...; Abstract: A new technology was put forward to deal with the carbonyl slag at low acidity and low oxygen pressure in the kettle. With the orthogonal......
J. Cent. South Univ. Technol. (2009) 16: 0588-0593 DOI: 10.1007/s11771-009-0098-z Microwave absorbing properties of high titanium slag ZHANG Li-bo(张利波), CHEN Guo(陈菓), PENG Jin-hui(彭金辉), CHEN... titanium slag were investigated by using microwave cavity perturbation technique. High titanium slag containing more than 90% TiO2 was prepared by carbothermal reduction of ilmenite. The temperature rise......
-lan, LIU Zeng-xun, Lü Qing, ZHANG Zhen-feng. Analysis on slag skull on BF copper cooling stave for vanadium-bearing titaniferous magnetite smelting[J]. Iron and Steel Vanadium Titanium, 2012, 33(1...由35 mm增加至85 mm,冷却壁变形量由0.481 mm增加至0.829 mm,平均渣皮厚度每增加1 mm,冷却壁变形量增大0.04 mm. 以上分析说明只有适宜的渣皮厚度方可减小冷却壁变形量,在各煤气温度条件下,适宜的渣皮厚度均为15~35 mm. 图6 渣皮厚度变化对壁体变形量的影响 Fig. 6 Influence of slag coating......
J. Cent. South Univ. (2016) 23: 1326-1331 DOI: 10.1007/s11771-016-3183-0 Reduction smelting on bismuth oxide residue in FeO-SiO 2-CaO ternary slag system ZHANG Du-chao(张杜超), ZHANG Xin-wang(张新望... in the FeO-SiO 2-CaO ternary slag system. The results show that all the recovery ratios of Bi, Ag, Cu and Pb increase with the increase of reductive coal proportion, reaction temperature and time......
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J. Cent. South Univ. (2016) 23: 798-807 DOI: 10.1007/s11771-016-3126-9 Effect of copper slag recovery on hydrometallurgical cut-off grades considering environmental aspects AFSHIN AKBARI1, ESMAEIL... sources of copper. It is not only regarded as a waste but also identified as another resource extracting base metals. Slags are characterized by copper high grade. Thus, slag copper recovery can be led......
J. Cent. South Univ. Technol. (2008) 15: 824-829 DOI: 10.1007/s11771-008-0152-2 Selective leaching of chromium-containing slag by HCl YANG Zhi-hui(杨志辉), CHAI Li-yuan(柴立元), WANG Yun-yan(王云燕... of Cr(Ⅵ) concentration leached out from chromium-containing slag with HCl as leaching agent, and to study influences of pH, ratio of solid mass to solution volume, flow velocity and temperature on Cr......
J. Cent. South Univ. Technol. (2009) 16: 0768-0773 DOI: 10.1007/s11771-009-0128-x Recycling of industrial waste and performance of steel slag green concrete LI Yun-feng(李云峰)1, 2, YAO Yan(姚 燕...: Workability and mechanical properties of steel slag green concrete with different types of steel slag and different dosages of admixtures were investigated. The effectiveness of steel slag powder......