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of vanadium and chromium from vanadium-chromium slag by manganese salt roasting[J]. The Chinese Journal of Nonferrous Metals, 2021, 31(4): 977-983. DOI: 10.11817/j.ysxb.1004.0609.2021-36550 钒,铬是我国重要的战略性金属元素,广...pH值始终保持在2.5左右,pH值监控设备为酸度计(雷磁PHS-3E,上海仪电科学仪器有限公司).此外,浸出温度为60 ℃,浸出时间为1 h.浸出结束后通过真空抽滤分离固液,得到含钒浸出液和提钒尾渣用于后续分析. 表1 钒铬渣主要化学成分 Table 1 Chemical compositions of vanadium-chromium slag (mass......
Oxidization mechanism in CaO-FeOx-SiO2 slag with high iron content ZHANG Lin-nan(张林楠), ZHANG Li(张 力), WANG Ming-yu(王明玉), SUI Zhi-tong(隋智通) (School of Materials and Metallurgy, Northeastern University, Shenyang 110004, China) Abstract: Oxidization mechanism in CaO-FeOx-SiO2 slag with high iron content was investigated by blowing oxygen into molten slag so as to oxidize Fe......
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PHOSPHORUS REMOVAL USING STEEL SLAG S. Zhang1,Y.Z. Lan1,R. W. Smith2,J.K. Wang3 (1.Engineering and Technology Research Institute, Yunnan University,Kunming 650091, China;2.Metallurgical and Materials Department, Nevada University of Reno,NV89503 Nevada, USA;3.Yunnan Metallurgy Group Company Limited, Kunming 650031, China) Abstract:Steel slag is a byproduct produced in large amounts......
Spatial distribution of chromium in soils contaminated by chromium-containing slag HUANG Shun-hong(黄顺红)1, 2, PENG Bing(彭 兵)1, YANG Zhi-hui(杨志辉)1, CHAI Li-yuan(柴立元)1, XU You-ze(许友泽)1, SU Chang...; Abstract: To evaluate the metal chromium (Cr) contamination of soil at a chromium-containing slag site by ferrochromium production, the contaminated sites, under slag heap......
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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......