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, and coke charge on the distribution of Cu, Fe, S, O, Pb, Zn, As, the heat balance, and the lead loss in slag, were presented and discussed. Key words: thermodynamic model; lead blast furnace; lead.... It shows that the modeling results for the slag and lead bullion are in good agreement with the plant data. Table 1 Mineralogical compositions of sinter Table 2 Compositions of coke......
J. Cent. South Univ. Technol. (2008) 15: 835-839 DOI: 10.1007/s11771-008-0154-0 Recovery of indium and lead from lead bullion HE Jing(何 静)1, WANG Rui-xiang(王瑞祥)1, 2, LIU Wei(刘 维)1 (1...; Abstract: Lead and indium were recovered by electrolysis and nonequilibrium solvent extraction process from lead bullion. The effects of current density, electrolytic period and circle amount of electrolyte......
Vaporization behavior of lead from the FeO-CaO-SiO2-Al2O3 slag systemEiki KasaiInstitute of Multidisciplinary Research for Advanced Materials, Tohoku University摘 要:Vaporization behavior (1163-1463 K) of lead in the slag system of FeO-CaO-SiO2-Al2O3 with CaCl2 was examined. A thermodynamic estimation with the principle of Gibbs free energy minimization......
Behavior, distribution and environmental influence of arsenic in a typical lead smelterCHAI Li-yuan(柴立元)1, 2, SHI Mei-qing(史美清)1, LIANG Yan-jie(梁彦杰)1, TANG Jing-wen(汤景文)1, LI Qing-zhu(李青竹)1, 2(1... University), Changsha 410083, China)Abstract:A field study was conducted to determine the behavior and distribution of arsenic during the pyrometallurgy process in a typical SKS (Shuikoushan) lead......
Assessment of heavy metal pollution in sediments from Xiangjiang River (China) using sequential extraction and lead isotope analysisJIANG Bo-feng(蒋博峰)1, 2, SUN Wei-ling(孙卫玲)1, 2(1. Key Laboratory...;residual (p<0.05). Wastewater, dust, and slag from mining and smelting areas, and the residual Pb are assumed to be the primary anthropogenic and natural sources of Pb, respectively. The percentages......
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......
in copper and lead pyro-metallurgical process. The behavior of the valuable metals is investigated with various operating parameters, such as coal powder dosage, slag type, reaction temperature and time... and ICP-AES method were used to quantitatively analyze the proportion of bismuth, lead and copper in the smelting slag. And silver content was determined with fire-assaying method. The phase composition......
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. (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......
compositions of high lead slag (mass fraction, %) 图1 含铅玻璃和高铅渣的XRD谱 Fig. 1 XRD patterns of funnel glass and high lead slag 从XRD分析结果可以看出,CRT锥玻璃为无定形组织,在20°~40°之间出现鼓包,呈现出典型的非晶状态.原始高铅渣的物相组成是以硅酸铅... study on direct reduction of lead-rich slag[J]. Nonferrous Metals (Extractive Metallurgy), 2011(4): 10-13. [26] 陈 霖, 杨天足, 刘伟锋, 张杜超, 宾 舒, 宾万达. 高铅渣液态还原过程中有价金属分布[J]. 中国有色金属学报, 2014, 24(4): 1056-1062. CHEN......