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J. Cent. South Univ. (2012) 19: 340-346 DOI: 10.1007/s11771-012-1010-9 Extraction of nickel from molybdenum leaching residue of metalliferous black shale by segregation roasting and acid leaching CHU... Metals, Changsha 410015, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: The recovery of nickel from molybdenum leach residue by the process of segregation......
Deep cleaning of a metallurgical zinc leaching residue and recovery of valuable metalsPeng Xing1,Bao-zhong Ma1,Peng Zeng1,2,Cheng-yan Wang1,Ling Wang1,Yong-lu Zhang1,Yong-qiang Chen1,Shuo Wang3,Qiu... stages: acid leaching followed by calcium chloride leaching. The optimum conditions for extracting zinc, copper, and indium by acid leaching were a sulfuric acid concentration of 200 g·L-1, a liquid......
Cr(III) adsorption by sugarcane pulp residue and biocharYANG Zhi-hui(杨志辉)1, XIONG Shan(熊珊)1, WANG Bing(王兵)1, 2, LI Qian(李倩)1, YANG Wei-chun(杨卫春)1(1. National Engineering Research Center for Pollution... the adsorption of trivalent chromium (Cr(III)) from aqueous solutions by sugarcane pulp residue (SPR) and biochar. The results show that Cr(III) adsorption by SPR and biochar is highly pH-dependent and Cr......
REVIEW J. Cent. South Univ. (2019) 26: 268-288 DOI: https://doi.org/10.1007/s11771-019-4000-3 Industrial wastes applications for alkalinity regulation in bauxite residue: A comprehensive review XUE... GmbH Germany, part of Springer Nature 2019 Abstract: Bauxite residue is a highly alkaline material generated from the production of alumina in which bauxite is dissolved in caustic soda. Approximately......
residue revegetation HAYNES Richard1, ZHOU Ya-feng(周亚凤)2 1. School of Agriculture and Food Sciences, University of Queensland, St Lucia, QLD 4072, Australia; 2. School of Medical Engineering, Foshan... environmental conditions and the addition of balanced fertilizer applications. Key words: bauxite residue; bauxite residue disposal area; substrate amendment; natural ripening; soil formation in bauxite......
ARTICLE J. Cent. South Univ. (2019) 26: 393-403 DOI: https://doi.org/10.1007/s11771-019-4011-0 Effect of substrate amendment on alkaline minerals and aggregate stability in bauxite residue TIAN Tao... Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2019 Abstract: Bauxite residue is an alkaline waste material in the process of alumina production due to its......
into the ammonia leaching solution while the impurities, such as arsenic, antimony and iron remain in the leached residue. Copper, cadmium, cobalt, nickel and silver are also dissolved[20]. As a result, a large... Selective separation of copper and cadmium from zinc solutions by low current density electrolysis YANG Bo(杨 卜), WANG Cheng-yan(王成彦), LI Dun-fang(李敦钫), YIN Fei(尹 飞), CHEN Yong-qiang(陈永强), WANG......
ratio is 5:1. Under the above conditions, the leaching rate of arsenic and zinc in the residue can reach more than 99% and that of cobalt and copper is below 2%. Nickel is not substantially leached...响,同时研究砷的氧化浸出动力学. 1 实验 1.1 实验原料及试剂 原料为某炼锌厂提供的含砷钴镍干渣,其成分如表1所示.从表1可以看出,渣中主要成分为铜47.27%,砷10.67%(质量分数). 表1 含砷渣的主要元素含量 Table 1 Arsenic residue content of main elements (mass fraction......
从氰渣中回收金的浮选试验研究何廷树1,张丰1,谢建宏1(1.陕西省西安市西安建筑科技大学材料科学与工程学院)摘 要:某金矿堆存的氰渣金品位为3~5 g/t,有极高再回收价值,进行了从氰渣中浮选回收金的试验研究.试验结果表明:氰渣中部分金赋存于氧化矿物中,且硫化矿氧化严重,单独使用硫化矿类捕收剂,金回收率低,采用新型氧化矿捕收剂XJD-10与丁黄药配合使用则能显著提高金的浮选指标.在磨矿细度为-200目占95%,用硫酸铜做活化剂,两种捕收剂复合使用,经一次粗选,两次精选,四次扫选浮选流程闭路试验,可获得金品位为1......
Preparation of copper arsenite and its application in purification of copper electrolyte XIAO Fa-xin(肖发新)1, ZHENG Ya-jie(郑雅杰)1, WANG Yong(王 勇)1, 2, JIAN Hong-sheng(简洪生)1, 2, LI Chun-hua(李春华)1...; Abstract: The preparation of copper arsenite with arsenic trioxide was presented and its application in the purification of copper electrolyte was proposed......
