共搜索到2893条信息，每页显示10条信息，共290页。用时：0小时0分0秒472毫秒
Molybdenum recovery from oxygen pressure water leaching residue of Ni-Mo oreMing-Shuang Wang,Chang Wei,Gang Fan,Zhi-Gan Deng,Si-Fu Wang,Jun WuFaculty of Metallurgical and Energy Engineering,Kunming University of Science and Technology摘 要:This article investigated molybdenum recovery from oxygen pressure water leaching residue of Ni-Mo ore using alkaline......
Residue curve maps of ethyl acetate synthesis reactionZHENG Hui-dong(郑辉东), TIAN Hui(田晖), ZOU Wen-hu(邹文虎), HUANG Zhi-xian(黄智贤), WANG Xiao-da(王晓达), QIU Ting(邱挺), ZHAO Su-ying(赵素英), WU Yan-xiang(吴燕翔)(College of Chemistry and Chemical Engineering, Fuzhou University, Fuzhou 350108, China)Abstract:The residue curve maps are considered as a powerful tool for the preliminary design of reactive......
Removing chlorine of CuCl residue from zinc hydrometallurgy by microwave roastingLU Shuai-dan(卢帅丹)1, 2, 3, XIA Yi(夏仡)1, HUANG Chang-yuan(黄昌元)4, WU Guo-qin(吴国钦)4, PENG Jin-hui(彭金辉)1, 2, 3, JU Shao... nowadays, thus much CuCl residue is produced. The existing process of treating this residue is washing with water or sodium carbonate solution, which would cause a lot of troubles to water treatment......
J. Cent. South Univ. Technol. (2007)04-0485-05 DOI: 10.1007/s11771-007-0094-0 Mechanism of gold dissolving in alkaline thiourea solution CHAI Li-yuan(柴立元), WANG Yun-yan(王云燕) (School... in alkaline thiourea solution was studied by electrochemical methods, such as cyclic voltammetry, chronopotentiometry, AC impedance, linear sweep voltammetry. Apparent activation energy of anodic process......
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...- 4000-3. 1 Introduction Bauxite residue, a highly alkaline solid waste, is generated by adding concentrated caustic soda to dissolve bauxite during the alumina production process [1–4]. The global bauxite......
......
g/L Na OH solution,which results in a selenium leaching rate of 10.51%,a total selenium removal rate of 98.92%,and a tellurium leaching rate of 97.64%. In the alkaline leaching residue,the contents...Deselenization and detellurization of precious-metal ore concentrates by swelling oxidizing roasting and successive alkaline leachingFu-yuan Zhang1,2,3,Ya-jie Zheng1,Guo-min Peng2,31. School......
......
" name="ChDivSummary">The present investigation involves the separation of zinc and nickel from a sulfate solution using the acidic leaching of zinc plant residue after cadmium removal step as precursor(42.88 wt% Zn,8.50 wt% Cd and 2.33 wt% Ni).Separation of nickel from the solution was done by pouring it into a strong alkaline sodium hydroxide solution due to precipitation of nickel hydroxide......
Alkaline pressure oxidative leaching of bismuth-rich and arsenic-rich lead anode slimeYun-long He1,Rui-dong Xu1,2,Shi-wei He1,Han-sen Chen1,Kuo Li1,Yun Zhu1,Qing-feng Shen11. Faculty of Metallurgical...:A new alkaline pressure oxidative leaching process(with NaNO3 as the oxidant and NaOH as the alkaline reagent) is proposed herein to remove arsenic, antimony......
