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Flocculation performance and mechanism of hydroxamate flocculants on synthetic hematite or goethite suspensionCHEN Xiang-pan(陈湘攀), HU Hui-ping(胡慧萍), LIU Jin-wei(刘锦伟), CHEN Hui-huang(陈辉煌), WANG Qi-guan(王其观) (School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China)Abstract:suitable amounts of Al(OH)3, NaOH and synthetic hematite or goethite were taken......
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Improved flotation performance of hematite fines using citric acid as a dispersantXi-mei Luo1,2,Wan-zhong Yin3,4,Chuan-yao Sun5,Nai-ling Wang4,Ying-qiang Ma3,Yun-fan Wang61. State Key Laboratory... and Bioengineering, Central South University摘 要:In this study, citric acid was used as a dispersant to improve the flotation performance of hematite fines......
Solution chemistry of carbonate minerals and its effects on the flotation of hematite with sodium oleateDong Li1,Wan-zhong Yin1,2,Ji-wei Xue1,Jin Yao1,Ya-feng Fu1,Qi Liu31. School of Resources...="ChDivSummary">The effects of carbonate minerals(dolomite and siderite) on the flotation of hematite using sodium oleate as a collector were investigated through flotation tests, supplemented by dissolution......
of autoclaved bricks made from low-silicon hematite tailings ZHAO Yunliang, ZHANG Yimin, CHEN Tiejun (School of Resources and Environmental Engineering, Wuhan University of Technology, Wuhan 430070, China) Abstract: The preparation of autoclaved bricks from low-silicon hematite tailings from western Hubei province was investigated. The results show that the optimum raw material composition is a mixture......
and performance evaluation of microbial collector for refractory hematite flotation YANG Huifen, LI Tian, TANG Qiongyao, WANG Chuanlong, MA Wen (State Key Laboratory for High-Efficient Mining and Safety of Metal... rate to pure hematite, were screened from the soil in an iron mine using combined methods of bacterial culture medium and flotation. And the full 16SrDNA sequence classification and identification......
Growth behavior of the magnetite phase in the reduction of hematite via a fluidized bedJian-wen Yu1,2,Yue-xin Han1,Yan-jun Li1,Peng Gao11. School of Resources and Civil Engineering, Northeastern... and growth mechanism of the magnetite phase during the fluidized reduction of hematite, a high-purity hematite ore was isothermally reduced using a 20 vol% CO-80 vol% CO2 gas mixture in a micro-fluidized bed......
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... in the chlorite content of hematite ores, pulp properties seriously deteriorate during flotation. The traditional anion reverse flotation of hematite cannot effectively eliminate the effects......
Facile Synthesis of Uniform Hollow Hematite Sub-micro Spheres with Controllable Shell Thickness闫共芹,官建国State Key Lab of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology摘 要:A simple method was developed to prepare the uniform hematite hollow submicro-spheres with controllable structure and different diameter based......
Effect of Na2CO3 and CaCO3 on Coreduction Roasting of Blast Furnace Dust and High-phosphorus Oolitic Hematite曹允业,孙体昌,KOU Jue,XU Chengyan,GAO EnxiaSchool of Civil & Environmental Engineering, Key... blast furnace dust and high-phosphorus oolitic hematite in the presence of Na2CO3 and CaCO3 additives. The functions of Na2CO3 and CaCO3 during the coreduction roasting process were investigated by XRD......