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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......
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J. Cent. South Univ. (2018) 25: 783-794 DOI: https://doi.org/10.1007/s11771-018-3783-y Properties of boron-rich slag separated from boron-bearing iron concentrate WANG Guang(王广), WANG Jing-song(王静松..., part of Springer Nature 2018 Abstract: In the present paper, the fundamental research on the properties of boron-rich slag melting separated from boron-bearing iron concentrate was performed......
LATS refining ladle slag modifying with CaO-CaF2Hongming Wang1,2), Guirong Li1), Zhongming Ren3), Bo Li3), Xuejun Zhang3), and Guomin Shi3) 1) School of Materials Science and Engineering, Jiangsu...:To reduce the slag sticking onto the snorkel of the ladle during the ladle alloying treatment station (LATS) process, CaO-CaF2 (the mass ratio of CaO/CaF2......
PERFORMANCE OF PULVERIZED SLAG SUBSTITUTED CEMENTWAN Huiwen ZHANG Qiang FU Huangpu YU Changlin Wuhan University of Technology "Wuhan Iron and Steel Company摘 要:<正> The Portland cement is equivalently substituted by slag micropowders with various specific areas. The workability, activity and acid-corrosion resistance of the slag-substituted cements......
Removal of boron from metallurgical grade silicon by electromagnetic induction slag melting LUO Da-wei1, LIU Ning1, LU Yi-ping1, ZHANG Guo-liang1, LI Ting-ju1, 2 1. School of Materials Science...) by electromagnetic induction slag melting (EISM). Vacuum melting furnace was used to purify boron in different slag systems. The results show that the removal effect in SiO2-CaO-Al2O3 systems is better than......
转炉冶炼工艺过程中炉渣的岩相研究李建新1,郝旭东1,韩秀丽2,刘丽娜2,仇圣桃0,赵沛2(1.北京市钢铁研究总院连铸中心2.河北理工大学 资源与环境学院,河北唐山 063009)摘 要:不同转炉冶炼工艺对转炉渣的稳定性有较大影响,运用岩相检验的方法分析了不同转炉冶炼工艺和调整脱磷剂成分后转炉渣的岩相结构.通过比较常规工艺与新工艺的岩相结构,发现采用新工艺冶炼,岩相分布更加均匀,而且使用新型脱磷剂后高熔点相减少.转炉渣岩相分析结果为合理改进转炉冶炼工艺和改善转炉渣成分提供了科学依据.关键词:转炉炼钢......