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Disposal of cuprous chloride waste water XUE Juan-qin(薛娟琴), MAO Wei-bo(毛维博), WANG Yu-jie(王玉洁), LI Jing-xian(李京仙), WU Ming(吴 明), LU Xi(卢 曦) School of Metallurgical Engineering, Xi... ____________________________________________________________________________________________ Abstract: The waste water system generated in the process of production of cuprous chloride was studied. The existing forms of copper in the system and the influence of temperature and pH......
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to intensify the leaching process of rare earth(RE) and reduce the impurities in the leachate, ammonium chloride(NH4Cl) and ammonium nitrate(NH4NO3) were mixed as a compound leaching agent to treat...Process optimization of rare earth and aluminum leaching from weathered crust elution-deposited rare earth ore with compound ammonium salts何正艳1,张臻悦1,余军霞2,徐志高2,池汝安21. School of Minerals Processing......
to intensify the leaching process of rare earth(RE) and reduce the impurities in the leachate, ammonium chloride(NH4Cl) and ammonium nitrate(NH4NO3) were mixed as a compound leaching agent to treat...Process optimization of rare earth and aluminum leaching from weathered crust elution-deposited rare earth ore with compound ammonium salts何正艳1,张臻悦1,余军霞2,徐志高2,池汝安21. School of Minerals Processing......
ARTICLE J. Cent. South Univ. (2019) 26: 449-457 DOI: https://doi.org/10.1007/s11771-019-4017-7 Synergistic coagulation of bauxite residue-based polyaluminum ferric chloride for dyeing wastewater... that Fe, Al elements in bauxite residue are active components for water purification, an effective polyaluminum ferric chloride (PAFC) coagulant derived from bauxite residue, with Fe2O3 content > 5.1......
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Leaching of copper from chalcopyrite concentrate by using ammonium persulphate in an autoclave: Determination of most suitable impeller type by using response surface methodologyM. D. Turan1, H. S... were carried out in the presence of ammonium persulfate (APS) and different types of impeller in an autoclave system. Ammonium persulfate concentration and leaching temperature were defined numerically......
Preparation of Fine Spherical Particle Sized Ceria by Precipitation Method with Ammonium Bicarbonate Cui Dali1,Zhang Guocheng1,Zhu Zhaowu1,Zhang Shunli1,Long Zhiqi1 (1.Advanced Materials Co. Ltd., Beijing General Research Institute of Nonferrous Metals, Beijing 100088, China) Abstract:Fine spherical particle sized ceria (CeO2) was prepared by homogeneous precipitation method with ammonium......
, MANILEVICH F D. Kinetics and mechanism of the discharge-ionization of manganese in an ammonium chloride solution [J]. Protection of Metals, 2007, 43: 537-541. [23] BRUG G J, VAN DEN EEDEN A L G... process is suppressed by increasing c((NH4)2SO4) at high over-potential, at which the formation of columnar grains with higher hydrogen contents becomes prevailing. Key words: ammonium sulfate......
Preparation of spiro-type quaternary ammonium salt via economical and efficient synthetic route as electrolyte for electric double-layer capacitorZHOU Hong-ming(周宏明)1, 2, SUN Wen-jiao(孙文佼)1, LI Jian...)Abstract:A spiro-type quaternary ammonium salt, spiro-(1,1′)-bipyrrolidinium tetrafluoroborate (SBP-BF4) was successfully prepared by an economical and efficient three-step process comprising......