HEMATITE

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Selective flocculation-flotation of ultrafine hematite from clay minerals under asynchronous flocculation regulation
《International Journal of Mining Science and Technology》2024年第11期1563-1574,共12页Fusheng Niu Yuying Chen Jinxia Zhang Fei Liu Ziye Wang 
funded by the National Natural Science Foundation of China(No.52374265);the Central Guided Local Science and Technology Development Funding Program(No.236Z4106G);the Natural Science Foundation of Hebei Province(No.E2022209108);Key Projects of Hebei Provincial Department of Education(No.ZD2022059)。
The clay mineral flocculation encapsulation poses a major technical challenge in the field of fine mineral separation.Enhancing the ability to separate clay minerals from target mineral surfaces is key to addressing t...
关键词：CHLORITE HEMATITE KAOLINITE Ultrafine particles Asynchronous flocculation 
Adsorption of sodium oleate at the microfine hematite/aqueous solution interface and its consequences for flotation被引量：6
《International Journal of Mining Science and Technology》2023年第1期105-113,共9页Shaojun Bai Jie Li Yunxiao Bi Jiaqiao Yuan Shuming Wen Zhan Ding 
supported by the Natural Science Foundation of China (No. 52164021);the Natural Science Foundation of Yunnan Province (No. 2019FB078)
The adsorption of sodium oleate(NaOL)at the microfine hematite/aqueous solution interface was investigated in this paper.Experimental research indicated that negative effects stemmed from the dissolution of the microf...
关键词：Microfine hematite Oleate species Chemisorptions DISSOLUTION ToF-SIMS 
Novel polyhydroxy cationic collector N-(2,3-propanediol)-Ndodecylamine: Synthesis and flotation performance to hematite and quartz被引量：7
《International Journal of Mining Science and Technology》2023年第1期115-122,共8页Wenbao Liu Xiangyu Peng Wengang Liu Kelin Tong Yanbai Shen Qiang Zhao Sikai Zhao Wenhan Sun 
supported by the National Natural Science Foun-dation of China(Nos.52104250,51874074,and 51874073);the Liaoning Revitalization Talents Program(No.XLYC1807089);the Fundamental Research Funds for the Central Universities(Nos.N2101029 and N2101047).
To enhance the performance of traditional cationic collector,a novel polyhydroxy amine collector N-(2,3-Propanediol)-N-dodecylamine(PDDA)was designed by introducing one propylene glycol group into dodecylamine(DDA).It...
关键词：Polyhydroxy collector QUARTZ HEMATITE Interaction mechanism Hydrogen bonding 
Effect of bastnaesite as reductant on hematite reduction during in-situ suspension magnetization roasting of refractory iron ore under neutral atmosphere被引量：4
《International Journal of Mining Science and Technology》2022年第4期877-886,共10页Wenbo Li Jijia Chen Wentao Zhou Yuexin Han Yan Shan 
the financial support from the National Natural Science Foundation of China(No.52174242);the Fundamental Research Funds for the Central Universities(No.180115008);the Fund of the Research Fund Program of State Key Laboratory of Rare Metals Separation and Comprehensive Utilization(No.GK-201804)。
The iron tailings of Bayan Obo mines are solid waste,which occupies land area and also causes environmental pollution;however,this waste can be recycled.In this study,based on the characteristics of iron minerals and ...
关键词：Bayan Obo iron tailings In-situ suspension roasting Clean recovery Phase magnetic transformation Kinetics mechanism 
Study on kinetics of thermal decomposition of low LOI goethetic hematite iron ore被引量：4
《International Journal of Mining Science and Technology》2017年第6期1031-1036,共6页Beuria P.C. Biswal S.K. Mishra B.K. Roy G.G. 
Ministry of Steel-India,New Delhi for sponsoring the program to carry out the research work
In the present study, the kinetics of thermal decomposition of hydrated minerals associated in natural hematite iron ores has been investigated in a fixed bed system using isothermal methods of kinetic analysis. Hydra...
关键词：Loss on ignition GOETHITE KAOLINITE GIBBSITE ROASTING Pellet feed Kinetic analysis 
Effect of butanol on flotation separation of quartz from hematite with N-dodecyl ethylenediamine被引量：7
《International Journal of Mining Science and Technology》2016年第6期1059-1063,共5页Liu Wengang Liu Wenbao Wang Xinyang Wei Dezhou Zhang Hao Liu Wei 
financial support of the National Natural Science Foundation of China (No.51374051);the Fundamental Research Fund for the Central Universities (No.N130401008)
In order to investigate the effect of butanol on quartz flotation when N-dodecyl ethylenediamine(ND)was used as collector, single mineral flotation and artificial mixed mineral(hematite and quartz were mixed at a mass...
关键词：Butanol N-dodecyl ethylenediamine Flotation separation Co-adsorptionQuartz 
Statistical analysis and concentration of iron ore using Longi LGS 500 WHIMS被引量：2
《International Journal of Mining Science and Technology》2016年第5期769-775,共7页Makhula M.J. Falcon R.M.S. Bergmann C.P. Bada S.O. 
NRF SARCh I Clean Coal Technology, Mintek – South Africa and the University of the Witwatersrand for making funds available for the research study
A Longi LGS 500 wet high intensity magnetic separator(WHIMS) was used to concentrate a fine, low grade South African hematite ore. The ore was prepared into different size fractions and was subjected to changes in pul...
关键词：Magnetic separation Longi LGS 500 HEMATITE ANOVA 
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