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-GL is attributed to the existence of alumino-silicate anion. References [1] BARNES M C, ADDAI-MENSAH J, GERSON A R. The kinetics of desilication of synthetic spent Bayer liquor seeded with cancrinite...]. Hydrometallurgy, 1996, 43(1/2/3): 13-35. [3] ZHENG K L, SMART R, ADDAI-MENSAH J, GERSON A. Solubility of sodium aluminosilicates in synthetic Bayer liquor [J]. Journal of Chemical and Engineering Data, 1998......
First Normal University, Changsha 410205, China) Abstract: A dynamic model was proposed describing the energy transfer in continuous alumina trihydrate precipitation in the Bayer process. The accuracy...: 141-145. [3] 毕诗文, 薛红, 杨毅宏, 等. 拜耳法铝酸钠溶液分解动力学[J]. 中国有色金属学报, 1998, 8(1): 131-134. BI Shiwen, XUE Hong, YANG Yihong, et al. Kinetics of decomposition of Bayer sodium aluminate solution[J]. The Chinese Journal......
of humates, lignin and cellulose [3]. On digestion of this bauxite in the Bayer process, 50%-90% of the organic compounds may be extracted into the Bayer liquor as dissolved organic compounds... of analytical grade. The synthetic goethite (α-FeOOH) was treated by a simulated Bayer digestion as follows: the simulative circulating mother liquor was prepared by NaOH and Al(OH)3, with alkali......
product[M]. Changsha: Central South University Press, 2011: 234-237. [2] MYONG J K, SEONG O L. Overview of the behaviour of sodium oxalate in Bayer liquor and its effect of the process[J]. Light.... A systerm and method of removal of sodium oxalate from sodium aluminate solution: China, 200810011314.6[P]. 2008-05-08. [10] THE P J, BUSH J F. Solubility of sodium oxalate in Bayer liquor and a method......
calcination method [J]. Journal of Hazardous Materials, 2007, 146(1-2): 255-261. [8] EYER S I, BHARGAVA S, SUMICH M. Removal of organic from Bayer liquor and wet oxidation [J]. Light Metals, 2000: 45-51... University, Shenyang 110004, China Received 17 November 2011; accepted 27 July 2012 Abstract: For the low-grade gibbsitic bauxite, the leaching rate of alumina is very low during the Bayer process......
Z H, ZHOU Q S, QI T G. Recovery of alumina and ferric oxide from Bayer red mud rich in iron by reduction sintering[J]. Transactions of Nonferrous Metals Society of China, 2009, 19(5): 1342-1347. [5..., CN103130434[P]. 2013-06-05. FU Yong. A method of making a mine filling material using Bayer red mud: China, CN103130434[P]. 2013-06-05. [23] 南相莉, 张廷安, 刘 燕, 豆志河. 我国赤泥综合利用分析[J]. 过程工程学报, 2010, 10(S1): 264-270......
, Kouznetsov D, Counter J, et al. Performance of new crystal growth modifiers in bayer liquor[J]. Light Metals, 2007(1): 139-143. [5] Kouznetsov D, Liu J J, O'Brien K, et al. New crystal growth modifiers... modifier in bayer seeded precipitation process of sodium aluminate solution LIU Zhan-wei1, 2, CHEN Wen-mi1, LI Wang-xing1, 2 (1. School of Metallurgical Science and Engineering, Central South......
, Addai-Mensah J, Gerson A R. The kinetics of desilication of synthetic spent Bayer liquor seeded with cancrinite and cancrinite/sodalite mixed-phase crystals[J]. Journal of Crystal Growth, 1999, 200...Na2CO3浓度, 提高石灰添加量将明显有利于赤泥N/S的降低. 关键词: 钠硅渣; 水化石榴石; 碱耗; N/S; 碳酸钠 中图分类号: TF821 文献标识码: A Reducing loss of soda in red mud in process of Bayer digestion LIU Gui-hua, LIU Yun-feng, LI Xiao-bin, PENG Zhi......
Fig.4 Relationship between equilibrium concentration of Mg(OH)2 in spent liquor of Bayer process and temperature 3 结论 1) 在一水硬铝石型铝土矿矿浆的预脱硅过程中, 当矿浆固含增加到一定程度时, 预脱硅效率会有一定程度的下降. 随着矿浆固含的增加, 矿浆液相... concentration in liquor in slurry is decreased with the increase of solid content of slurry in predisication and preheating process of bauxite slurry. The higher the solid content of bauxite slurry......
Shi-wen, LI Dian-feng, YANG Yi-hong. The study on the reaction of rutile in Bayer liquor[C]//Light Metals. Warrendale, Pennsylvania: TMS, 1996: 43-48. [17] LI Xiao-bin, FU Wei-an, ZHOU Qiu-sheng, LIU..., Central South University, Changsha 410083, China) Abstract: The effect of anatase on the digestion performance of alumina was investigated under various Bayer digestion conditions as well......
