共搜索到3085条信息,每页显示10条信息,共309页。用时:0小时0分0秒246毫秒
Roast Reaction of Bastinasite Concentrate Mixed with Sodium Carbonate柳召刚,魏绪钧,张继荣,程耀庚,刘兴旺摘 要:Roastisoneoftheimportantmeansfordecomposingbastnasiteconcentrate,andsotheresearchoftheroastingprocesofbastnasiteconcentrateis...关键词:......
......
......
......
Influence of the Preparative History on Physico-chemical Properties of Sodium Aluminate Solutions陈念贻,柳妙修,杨金秀摘 要:<正> 1.IntroductionSodium aluminate solutions are veryimportant intermediate products in alumin-ium metallurgy.The physico-chemicalproperties of sodium aluminate solutions areconcerned by metallurgists and engineersdealing with alumina......
Kinetics of stripping of gold loaded in DBC organic phase by sodium sulfiteZHU Ping and GU Guobang College of Environment Science and Engineering, Shanghai University, Shanghai 200072, China... carbito (DBC) organic phase by sodium sulfite was investigated in a Lewis cell. After the stirring speed reached 400 r·min-1, the reaction of gold stripping conformed with the pseudo-first-order reaction......
Effects of minerals in ferric bauxite on sodium carbonate decomposition and volatilizationHU Wen-tao(胡文韬)1, WANG Hua-jun(王化军)1, LIU Xin-wei(刘欣伟)1, SUN Chuan-yao(孙传尧)1, 2(1. Key Laboratory of High... of sodium volatilization, its sodium carbonate consumption is considerably higher than that in ordinary bauxite processing technology. TG-DSC and XRD were applied to detecting phase transformation......
Extracting B2O3 from calcined boron mud using molten sodium hydroxideZhi-Qiang Ning,Yu-Chun Zhai,Qiu-Shi SongSchool of Materials and Metallurgy,Northeastern University摘 要:Extracting B2O3 from calcined boron mud(CBM) was studied. The effect of factors such as reaction temperature and NaO H-to-CBM mass ratio on B2O3 extraction efficiency was investigated......
Reduction roasting–magnetic separation of vanadium tailings in presence of sodium sulfate and its mechanismsYu-Lei Sui1,Yu-Feng Guo1,Andrew Yakovlevich Travyanov2,Tao Jiang1,Feng Chen1,Guan-Zhou... id="ChDivSummary" name="ChDivSummary">Reduction roasting with sodium sulfate followed by magnetic separation was investigated to utilize vanadium tailings with total iron grade of 54.90 wt% and TiO2......
Effect of sodium alginate on reverse flotation of hematite and its mechanismYa-feng Fu1,Wan-zhong Yin1,Bin Yang1,Chuang Li1,2,Zhang-lei Zhu1,Dong Li11. School of Resources & Civil Engineering... of chlorite, leading to a significant decrease in the total Fe(TFe) grade of the concentrate. In this work, the effect of sodium alginate on the reverse flotation of hematite was systematically investigated......