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含钒转炉渣中和钛白废酸的试验研究钱强1(1.四川省攀枝花市攀钢集团钢城企业总公司 )摘 要:攀钢在钒钛资源综合利用过程中产生了大量的含钒转炉渣和钛白废酸固,液废弃物,通过实施"以废治废"的新型利用理念,在常温下,液固比为5∶1进行配比,浸泡1 h后钒浸出率达到71.16%,酸浸液可作为提钒原料使用,而酸浸渣则可作为石膏替代品,在达到中和目的的同时,实现废弃资源的再利用.关键词:含钒转炉渣； 钛白废酸； 中和； 浸出率； 石膏替代品......
Electrochemical degradation of acidified reed pulp black liquor with three-dimensional electrode reactorZHAO Jing(赵静)1, 2, YE Sheng(叶晟)2, 3, WANG Yun-yan(王云燕)2, YOU Xiang-yu(尤翔宇)2, CHAI Li-yuan(柴立元... Environmental Science and Technology Co., Ltd., Nanjing 211153, China)Abstract:The electrochemical degradation of reed pulp black liquor containing lignin pretreated by acidification method......
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and cathodic deposit. Key words: copper alloy; leaching; electrolysis; recovery; waste electric and electronic equipment 1 Introduction The recovery of metals from waste electric and electronic.... It corresponds to the increased e-waste quantities collected in the individual countries. For example, based on the Eurostat data [1] solely, collection of used IT and telecommunications equipment (computers......
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CuO纳米材料的研究进展 郑直1,杨风岭1,张艳鸽1 (1.许昌学院表面微纳米材料研究所,许昌,461000) 摘要:Cu是与人类关系非常密切的有色金属,其非金属化合物有着广泛的应用.铜基非金属纳米材料因具有表面效应,量子尺寸效应和久保效应,在电,磁,催化等领域表现出不寻常的特性.以CuO纳米材料作为代表,结合自己的科研工作,从材料的结构,制备,性质及应用方面综述了该领域的研究进展,展望了今后的研究方向和前景. 关键词:铜基非金属; 纳米材料; 氧化铜; copper based nonmetalm; nanomaterials; cupric oxide; [全文内容正在添加中] ......
J. Cent. South Univ. (2020) 27: 1395-1403 DOI: https://doi.org/10.1007/s11771-020-4375-1 Catalytic effect of silver-bearing solid waste on chalcopyrite bioleaching: A kinetic study LIAO Rui(廖蕤)1, 2... using silver-bearing solid waste under different chalcopyrite/solid waste ratios. Bioleaching behavior indicates that silver-bearing solid waste can enhance the bioleaching process, and the redox......
H2O3COONH4 Key words: ash; extraction; forest industry; landfilling; leaching; heavy metals; waste 1 Introduction Pulp and paper mills are intensive energy users, as pulp and paper production requires..., such as a black liquor, wood spill, pulp chips, bark residue and sawdust, in energy production. The use of wood-based residues as fuel allows the utilization of renewable, natural raw material......
Study on the Hydrate Activity of Fine Building Waste邢伟宏摘 要:<正>This paper discusses the way to activate building waste in order to increase the amount of waste used in building material products. Different admixtures are studied. The results show that the strength of hardened cement mortar with admixtures is higher than that without admixtures......
