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:A Adsorption of O2 on pyrite and galena surfaces LI Yu-qiong1, CHEN Jian-hua2, LAN Li-hong1, 3, GUO Jin4 (1. School of Chemistry and Chemical Engineering, Guangxi University, Nanning 530004, China; 2... of Physics Science and Engineering, Guangxi University, Nanning 530004, China) Abstract: The adsorption of oxygen molecule (O2) on the pyrite and galena surfaces was studied using density functional......
Trans. Nonferrous Met. Soc. China 26(2016) 551-556 Electrochemical behavior of galena and jamesonite flotation in high alkaline pulp Wei SUN, Chen SUN, Run-qing LIU, Xue-feng CAO, Hong-biao TAO School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China Received 28 March 2015; accepted 13 October 2015 Abstract: In order to effectively separate galena......
of direct preparation of lead sulfatepowders from galena concentrates QIN Wen-qing, LIU Hui, SUN Wei (School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China... of three-step, including the leaching of galena concentrates in ferric chloride media, the selective purification and the method of chemical sedimentation, is developed to convert PbS concentrates......
; Effect of vacancy defects on oxygen molecule adsorption on galena surface (100) LAN Li-hong1, 3, CHEN Jian-hua2, LI Yu-qiong2, CHEN Ye2, GUO Jin4 (1. College of Chemistry and Chemical... and Engineering, Guangxi University, Nanning 530004, China) Abstract: The effects of vacancy defects on oxygen molecule adsorption on galena surface (100) were studied by applying the general gradient......
and mechanism of oxidizer in flotation separation of galena and sphalerite using locust bean gum as depressant FENG Bo, GUO Yutao, WANG Tao, PENG Jinxiu, ZHANG Liangzhu,ZHONG Chunhui, WANG Huihui (Jiangxi Key Laboratory of Mining Engineering, Jiangxi University of Science and Technology,Ganzhou 341000, China) Abstract: The effect of oxidizer KMnO4 on the flotation separation of galena and sphalerite using......
; 文献标志码:A 文章编号:1672-7207(2012)06-2084-05 Leaching of galena by manganese dioxide in hydrochloric acid solution ZHAN Xue-hui1.... School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, China) Abstract: The lead chloride was prepared by using manganese dioxide leaching galena......
Trans. Nonferrous Met. Soc. China 30(2020) 1102-1110 Enhancement of galena-potassium ethyl xanthate flotation system by low power ultrasound Can GUNGOREN1, Yasin BAKTARHAN1, Ismail DEMIR1, Safak... of this study is to investigate the improvement possibilities of the floatability of galena with ultrasonic application in the presence of potassium ethyl xanthate (KEX). For this purpose, micro-flotation......
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; XRD patterns of galena concentrate before and after oxidation 图12 碱式氧化前后SEM像 Fig. 12 SEM images of ore surface 3 结论 1) 采用直接酸浸和次氯酸钠氧化-酸浸工艺,脱Tl效果不好,Tl去除率分别为17.9%和33.1%. 2) 采用碱式氧化-酸浸脱... flotation galena concentrate CHENG Lin1, TIAN Xue-da1, ZHANG Xiao-yun2, RUI Hai-feng2 (1. College of Environment and Resources, Xiangtan University, Xiangtan 411105, China; 2. College of Chemical......
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