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Floc flotation of jamesonite fines in aqueous suspensions induced by ammonium dibutyl dithiophosphateZHANG Ting(张婷), QIN Wen-qing(覃文庆) (School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China)Abstract:The hydrophobic flocculation of jamesonite fines in aqueous suspensions induced by ammonium dibutyl dithiophosphate was investigated using laser particle......
of ammonium sulfate roasting-flooding 2 结果与讨论 2.1 硫酸铵焙烧过程热力学分析 硫酸铵加热时将会发生分解反应[18-19]: (1) (2) (3) 总反应如下...后的矿料用水在100 ℃对其浸出60 min,测定浸出液中Ni,Co,Mn和Fe的含量,考察硫酸铵用量对Ni,Co,Mn和Fe浸出率的影响,结果如图3所示. 图3 硫酸铵用量对浸出率的影响 Fig. 3 Influence of dosage of ammonium sulfate on leaching rate 由图3可知,硫酸铵用量较少时金属离子的浸出率都较低,当硫......
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;电积;电流效率 中图分类号:TF813 文献标志码:A 文章编号:1672-7207(2011)09-2589-06 Effect of ammonium nitrogen and organic..., Changsha 410083, China) Abstract: Stripping solution of Lanping zinc oxide ore was simulated with zinc sulfate and sulphuric acid. The effect of ammonium nitrogen and organic impurities such as 260......
in these system, respectively. However, increasing the total concentration of magnesium has little effect on phosphorus removal by magnesium ammonium phosphate, while it is helpful for phosphorus removal... of ammonia reaches 5.0 mol/L and the optimal pH value is 9-10. Finally, verification experiments were conducted with home-made ammonium tungstate solution containing 50 g/L WO3 and 13 g/L P. The results show......
Precipitation transformation of rare earth sulfate into chloride with p-dodecylphenoxy carboxylic acidsYanliang Wang1,Jia Su1,2,Xiangguang Guo1,Jianguo Cui3,Yan Bai4,Fujian Li1,5,Xiaoqi Sun1,51. CAS... of Sciences摘 要:Methods for transforming rare earth(RE) sulfate into chloride mainly include extraction process with organophosphonic mono-acids or aliphatic......
Precipitation transformation of rare earth sulfate into chloride with p-dodecylphenoxy carboxylic acidsYanliang Wang1,Jia Su1,2,Xiangguang Guo1,Jianguo Cui3,Yan Bai4,Fujian Li1,5,Xiaoqi Sun1,51. CAS... of Sciences摘 要:Methods for transforming rare earth(RE) sulfate into chloride mainly include extraction process with organophosphonic mono-acids or aliphatic......