共搜索到3838条信息,每页显示10条信息,共384页。用时:0小时0分0秒687毫秒
......
......
Synergistic extraction of rare earths by mixture of HDEHP and HEH/EHP in sulfuric acid medium HUANG Xiaowei1,ZHU Zhaowu1,ZHANG Yongqi1,WANG Chunmei1,ZHANG Guocheng1,LI Jianning1 (1.National... exchange mechanism was pro-posed as well. Key words:HEH/EHP,HDEHP,synergistic,extraction,sulfuric acid; rare earths; [全文内容正在添加中] ......
......
Synergistic extraction of cerium from sulfuric acid medium using mixture of 2-ethylhexyl phosphonic acid mono 2-ethylhexyl ester and Di-(2-ethyl hexyl)phosphoric acid as extractant LIU Ying1,HUANG... 100088, China) Abstract:Synergistic extraction of cerium(IV) from sulfuric acid medium using mixture of 2-ethylhexyl phosphonic acid mono 2-ethylhexyl ester(HEH/EHP, HL) and Di-(2-ethyl hexyl......
and Springer-Verlag GmbH Germany 2017 Abstract: Synergistic extraction has been proven to enhance extractability and selectivity for the separation of cadmium and zinc from magnesium and calcium.... Key words: synergistic extraction; cadmium; zinc; Mextral V10; aromatic hydroxamic 1 Introduction The rapid development of industrialization brought huge economic benefits, at the same time heavy metal......
, GOTO M. Synergistic extraction of nucleobase by the combination of calixarene and D2EHPA[J]. Separation and Purification Technology, 2005, 44: 175-180. [6] OSHIMA T, GOTO M, FURUSAKI S. Extraction...J. Cent. South Univ. Technol. (2007)06-0798-05 DOI: 10.1007/s11771-007-0152-7 Synthesis of calixarenes and their extraction performance for ester catechins YI Jian-min(易健民)1,2......
Trans. Nonferrous Met. Soc. China 22(2012) 1217-1223 Synergistic extraction of zinc from ammoniacal solutions using β-diketone mixed with CYANEX923 or LIX84I HU Jiu-gang, CHEN Qi-yuan, HU Hui-ping.... The effects of pH, total ammonia concentration, extractant concentration, anion species and temperature on zinc extraction were examined. The synergistic mechanism was discussed with regard......
; 文献标志码:A Research progress of synergistic solvent extraction of cobalt and nickel LI Xiao-hui, HUANG Song-tao, WEN Jian-kang, ZHOU Gui-ying (National Engineering Laboratory of Bio-hydrometallurgy, General Research Institute for Nonferrous Metals, Beijing 100088, China) Abstract: The synergistic solvent extraction of cobalt and nickel from complex solution at home and abroad was summarized since......
P507-P204协同萃取分离镍钴王胜1,2,王玉棉1,赵燕春2,郭鹏成3(1.甘肃省兰州市兰州理工大学甘肃省有色金属新材料省部共建国家重点实验室2.甘肃省兰州市兰州理工大学有色金属合金及加工教育部重点实验室3.核工业北京化工冶金研究院,北京 101149)摘 要:采用恒温振荡器研究复配萃取剂P507-P204协同萃取分离镍钴的工艺.确定协萃最佳工艺条件为:有机相皂化率70%~75%,皂化时间15min;有机相组成为30%复配萃取剂(VP507∶VP204为4∶1)+65%磺化煤油+5%TBP;相比(VO/VA......