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Liquid-liquid extraction and separation of total rare earth(RE) metals from polymetallic manganese nodule leaching solutionP.K.Parhi1,2,K.H.Park1,C.W.Nam1,J.T.Park11. Mineral Resources Research..., Odisha, India摘 要:The study on the solvent extraction for quantitative and selective separation of total rare earth metals from the polymetallic nodule leach......
Liquid-liquid extraction and separation of total rare earth(RE) metals from polymetallic manganese nodule leaching solutionP.K.Parhi1,2,K.H.Park1,C.W.Nam1,J.T.Park11. Mineral Resources Research..., Odisha, India摘 要:The study on the solvent extraction for quantitative and selective separation of total rare earth metals from the polymetallic nodule leach......
;文献标志码:A 文章编号:1672-7207(2017)01-0016-09 Adsorption mechanism of sphalerite by sodium oleate ZHANG Guofan, ZHANG Baifa, SHI Qing (School of Mineral Processing and Bioengineering, Central South University, Changsha 410083, China) Abstract: The flotation of sphalerite and the adsorption mechanism were studied through flotation tests, absorption......
Trans. Nonferrous Met. Soc. China 30(2020) 2547-2555 Synergistic depression mechanism of zinc sulfate and sodium dimethyl dithiocarbamate on sphalerite in Pb-Zn flotation system Yan-fang CUI, Fen...: The depression mechanism of zinc sulfate (ZnSO4) and sodium dimethyl dithiocarbamate (DMDC) as the combined depressant on sphalerite was investigated by micro-flotation experiments, ion complexing tests......
with sphalerite concentrate as a reducing agent was performed. It was found that leaching of zinc ferrite in the presence of sphalerit concentrate was a viable process that effectively extracted zinc and indium... presented lower extraction values. Key words: reductive leaching; zinc ferrite; zinc; indium; sphalerite concentrate 1 Introduction Indium is an important metal used in electrical industries......
; 文章编号:1672-7207(2011)S2-0361-04 Fluidizing reduction roasting of ocean polymetallic nodule WANG Ji-xue1, 2, WANG Peng1, LI Hao-ran1 (1. State Key Laboratory..., Beijing 100083, China Abstract: Acid leaching of ocean polymetallic nodules was investigated, CO and N2 mixture was used as reducing gas and fluid medium. The effects of operation......
标识码: A Selective adsorption of Nocardia on surface of pyrite and sphalerite WEI De-zhou1, SHEN Yan-bai1, LI Xiao-an2, ZHU Yi-min1, JIA Chun-yun1, SU Xiu-juan1, QIN Yu-chun1 (1. School...: The selective adsorption of Nocardia on the surface of pyrite and sphalerite was studied under various conditions. The results show that the maximum growth quantity of Nocardia can be achieved after......
; 文章编号:1672-7207(2011)S2-0347-04 New merger metallurgy process of ocean polymetallic nodules and cobalt-rich crusts WANG Sheng-dong1, 2, JIANG Xun-xiong1, JIANG Kai-xi1, FAN Yan-qing1, JIANG Wei1...: According to different characteristics of polymetallic nodules and cobalt-rich crusts, a new metallurgy process was introduced for both ores by self-catalysis reduction ammonia leaching......
供的 DY125-14 航次矿样.其直径在5到10厘米之间,大小如土豆.表面多为光滑,也有粗糙,呈椭球状或其他不规则形状,多金属结核经干燥,破碎,细磨至-0.074mm的占70.82%,其化学组成见表1. 表1 大洋多金属结核化学组成,% Table 1 Chemical composition of ocean polymetallic nodules...结核及其600℃氢还原物料XRD Fig. 3 XRD of polymetallic nodules and polymetallic nodules reduced by hydrogen at 600℃ 由图3可知,多金属结核经氢还原后水锰矿物相消失,还原料中出现了新的Fe,(FeO)0.198(MnO)0.802和Mn3Ni2Si物相,说明多金属结核矿物结构已被破坏. 3.1.2 ......
