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: stainless steelmaking dust; direct recycling; diffusion; reduction CLC number: TF741.5 Document code... dust treatment methods were developed in the past[3-5], while most of them only dealt with the recycling of zinc and lead from the dust[6, 7]. Solidification of the dust lost the valuable metal......
410083, China; 2. South China Institute of Environmental Sciences, Ministry of Environment Protection, Guangzhou 510655, China) Abstract: Recycling of the flotation tailings of waste copper-clad laminates... density 20%-30%, the Cu leaching rate is more than 95% in 5 h without re-addition of Fe2+ and acid. Key words: waste copper-clad laminate; flotation tailings; bioleaching; copper recycling; acidophilic......
glass; self-propagating high-temperature synthesis (SHS); Pb containing glass; recycling and reutilization; [全文内容正在添加中] ......
(2020)12-3261-18 Review of hydrometallurgical processes for recycling spent lithium-ion batteries YANG Jian, QIN Jitao, LI Fangcheng, JIANG Liangxing, LAI Yanqing, LIU Fangyang, JIA Ming (School... to the environment and human health, and on the other hand, the rich valuable metals contained in spent lithium-ion batteries can be used as an important secondary resources, and therefore, the recycling of spent......
:X705 文献标志码:A 文章编号:1672-7207(2020)12-3279-10 Research progress on recycling technology of end-of-life silicon... by analyzing relevant literature in China and abroad. The existing problems of the recycling technology were analyzed. The product recovery rate, value and practical application possibility of different......
丰富的研究成果.其中,不同技术方法的优势和不足见表1所示. 表1 不同技术方法回收NdFeB废料中稀土的优势和劣势 Table 1 Advantages and disadvantages of different technical methods for recycling rare earths in NdFeB waste 虽然对NdFeB废料中稀土回收的工艺方法在不断完善,更加绿色高效... glasses doped with mixed rare-earth oxides[J]. Journal of Non-Crystalline Solids, 2020, 11(19): 120550. [5] LINDA O, SATU P, ESA-MATTI T, et al. Recycling and substitution of light rare earth elements......
, 何 杰, 等. 废旧电路板的低温熔融混碱处理和有价金属提取[J]. 中国有色金属学报, 2021, 31(2): 443-452. DOI: 10.11817/j.ysxb.1004.0609.2021-37725 MA Hao-bo, ZHU Ming-wei, HE Jie, et al. Pyrolysis processing and metal recycling... A,温度1800 ℃,时间3 min,氩气氛).采用Magix Pro PW2440型X射线荧光光谱仪(XRF)对内存条进行成分分析;采用配有能谱附件的Inspect F50扫描电子显微镜(SEM-EDS)表征合金的形貌及成分. 表1 废旧电路板多种回收方法比较 Table 1 Comparison of various recycling methods......
; recycling; regulation to phosphorus and nitrogen; [全文内容正在添加中] ......
by the highenergy inert gas nozzle system are directly solidified on a substrate, allowing to form billets,rolls and tubes. Key words:powder production; atomization; inert gas recycling; ceramic-free powders......
as reaction medium. The superiority is alsoshown through thermodynamic studies.`` Key words:chromite; oxidation; flowsheet; recycling; thermodynamic; [全文内容正在添加中] ......