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Separation of hematite from banded hematite jasper (BHJ) by magnetic coatingSubhashree Singh, H. Sahoo, S. S. Rath, B. B. Palei, B. Das(CSIR-Institute of Minerals and Materials Technology, Bhubaneswar-751013, India)Abstract:The separation of iron oxide from banded hematite jasper (BHJ) assaying 47.8% Fe, 25.6% SiO2 and 2.30%Al2O3 using selective magnetic coating was studied. Characterization......
Phase transformation in suspension roasting of oolitic hematite oreLI Yan-jun(李艳军)1, WANG Ru(王儒)1, HAN Yue-xin(韩跃新)1, WEI Xin-chao(魏新超)2(1. School of Resources and Civil Engineering, Northeastern... is a promising method to upgrade oolitic hematite ore. An oolitic hematite ore was roasted using suspension roasting technology at different temperatures. The phase transformation for iron minerals......
J. Cent. South Univ. (2012) 19: 2611-2619 DOI: 10.1007/s11771-012-1318-5 Mechanism of high pressure roll grinding on compression strength of oxidized hematite pellets FAN Jian-jun(范建军)1,2... on improvement of compression strength of oxidized hematite pellets was researched by considering their roasting properties. The results indicate that oxidized hematite pellets require higher preheating......
J. Cent. South Univ. (2019) 26: 43-62 DOI: https://doi.org/10.1007/s11771-019-3981-2 Data driven particle size estimation of hematite grinding process using stochastic configuration network... of Springer Nature 2019 Abstract: As a production quality index of hematite grinding process, particle size (PS) is hard to be measured in real time. To achieve the PS estimation, this paper proposes......
Effect of pyroxenite and olivine minerals as source of MgO in hematite pellet on improvement of metallurgical propertiesJagannath Pal1, Satadal Ghorai1, Bikash Nandi2, Tapas Chakraborty2, Goutam Das1, T. Venugopalan2(1. CSIR-National Metallurgical Laboratory, Jamshedpur-831007, India;2. Tata Steel, Jamshedpur-831001, India)Abstract:Pelletization of hematite ore requires high fineness and very......
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in this direction, and the growth rate on and plane is relatively fast. Thus, the formation of the hexagonal hematite platelets may be attributed to the preferred growth of some... in (c) SAED pattern of hexagonal α-Fe2O3 platelet) In order to demonstrate the effect of Al3+ on the formation of α-Fe2O3 platelets, chemical compositions of the obtained hematite particles prepared......
Adsorbability of Mycobacterium phlei on hematite surfaceHuifen Yang, Qiang Zhang, and Zhuan Jiang Civil and Environmental Engineering School, University of Science and Technology Beijing, Beijing.... The principles of the use of a highly hydrophobic and negatively charged bacterium, Mycobacterium phlei, as a flocculating-flotating agent for finely divided hematite were investigated. The flocculating......
J. Cent. South Univ. (2017) 24: 1720-1726 DOI: https://doi.org/10.1007/s11771-017-3579-5 Preparation of microsized hematite powder from ferrous sulfate via microwave calcination LIU Bing-guo(刘秉国)1... University Press and Springer-Verlag GmbH Germany 2017 Abstract: The preparation of microsized hematite powder from ferrous sulfate using microwave calcination was investigated based on the TG/DTG......
J. Cent. South Univ. (2016) 23: 2838-2844 DOI: 10.1007/s11771-016-3347-y Fragmentation mechanism of low-grade hematite ore in a high pressure grinding roll YUAN Zhi-tao(袁致涛)1, LI Li-xia(李丽匣)1, HAN...-grade hematite ore in a high pressure grinding roll (HPGR) was studied based on the characteristics of comminuted products at different specific pressure levels. The major properties included......