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Effects of microwave pretreatment on zinc extraction from spent catalyst saturated with zinc acetate ZHANG Ze-biao(张泽彪)1, 2, ZHANG Zheng-yong(张正勇)1, 2, NIU Hao(牛 浩)1, 2, PENG Jin... was proposed and the temperature-change curve of spent catalyst under microwave irradiation was measured. The influence of microwave pretreatment temperature and microwave irradiation time on zinc......
Preparation and mechanism of calcium phosphate coatings on chemical modified carbon fibers by biomineralization HUANG Su-ping(黄苏萍), ZHOU Ke-chao(周科朝), LI Zhi-you(李志友) State Key Laboratory... and biomineralization processes were applied. The phase components, morphologies, and possible growth mechanism of calcium phosphate were studied by infrared spectroscopy(IR), X-ray diffractometry(XRD) and scanning......
Effects of Zn/P ratio on structures and properties of zinc-iron phosphate glassesLI Xiu-ying(李秀英), YANG Hua-ming(杨华明), REN Yu-xi(任宇曦)(School of Minerals Processing and Bioengineering, Central South... of zinc-iron phosphate glasses increases dramatically without large increase in the characterization temperature. (80-x)ZnO-20Fe2O3-xP2O5 glasses with 0.3≤Zn/P≤0.5 are suit for low-to-mid temperature......
Behavior of arsenic in zinc electrowinning YU Xiao-hua(俞小花)1, XIE Gang(谢 刚)1, LI Rong-xing(李荣兴)1, LI Yong-gang(李永刚)2, LU Ying(陆 莹)1 1. Faculty of Metallurgical and Energy Engineering, Kunming... ____________________________________________________________________________________________ Abstract: The effects of arsenic on the cathode polarization process in zinc electrowinning, its kinetics equation......
-sealing the phosphated galvanized steel with cerium nitrate, the gaps of the needle-like zinc phosphate crystals are covered with cerium salts, and thus, the continuous and intact composite coatings form... the dissolved zinc phosphate and the new-formed flocculent compounds increase with the increase of post-sealing time, and finally the flocculent compounds almost completely cover the composite coatings......
zinc oxide comb-shaped dendritic nanostructures [J]. Scripta Materialia, 2006, 54(5): 807-811. [5] CHEN Z, GAO Q M, RUAN M, SHI J L. Zinc oxide nano-arrays in nano-porous nickel phosphate with a huge... Solvo-thermal synthesis and characterization of nest-like zinc oxide LI Yan(李 酽), FENG Hui-yun(凤慧云), ZHANG Nan(张 楠), LIU Chuan-sheng(刘传生) College of Science, Civil Aviation University of China......
J. Cent. South Univ. (2020) 27: 1186-1196 DOI: https://doi.org/10.1007/s11771-020-4359-1 Sulfidation roasting of zinc leaching residue with pyrite for recovery of zinc and iron MIN Xiao-bo(闵小波)1, 2... Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: Zinc leaching residue (ZLR) contains high content of valuable metals such as zinc and iron. However, zinc and iron mainly......
Polyaniline anode for zinc electrowinning from sulfate electrolytes HUANG Hui(黄 惠)1, ZHOU Ji-yu(周继禹)2, CHEN Bu-ming(陈步明)1, GUO Zhong-cheng(郭忠诚)1 1. Faculty of Metallurgical and Energy... consumption and capital costs in zinc electrowinning from sulfate solution without any modification to the existing plant. Current density, electrolyte temperature, added gelatin, added Mn2+, oxygen......