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A simple and novel synthetic route to prepare anatase TiO2 nanopowders from natural ilmenite via the H3PO4/NH3 processLalinda Palliyaguru,Ushan S.Kulathunga,Lakruwani I.Jayarathna,Champa D.Jayaweera... nanopowders using natural ilmenite(FeTiO3) as the starting material is reported. Digesting ilmenite with concentrated H3PO4 under refluxing conditions yields a white α-titanium bismonohydrogen orthophosphate......
Isothermal reduction kinetics of Panzhihua ilmenite concentrate under 30vol% CO–70vol% N2 atmosphereYing-yi Zhang1,Wei Lü1,Xue-wei Lü1,Sheng-ping Li1,Chen-guang Bai1,Bing Song2,Ke-xi Han21. College of Materials Science and Engineering,Chongqing University2. Panzhihua Iron and Steel Research Institute摘 要:The reduction of ilmenite concentrate in 30vol% CO......
Phase transformation and reduction kinetics during the hydrogen reduction of ilmenite concentrateXin-guo Si 1,2),Xiong-gang Lu 1),Chuan-wei Li 1),Chong-he Li 1),and Wei-zhong Ding 1) 1) Shanghai Key..." name="ChDivSummary">The reduction of ilmenite concentrate by hydrogen gas was investigated in the temperature range of 500 to 1200°C.The microstructure and phase transition of the reduction products......
Microwave assisted grinding of ilmenite ore GUO Sheng-hui, CHEN Guo, PENG Jin-hui, CHEN Jin, LI Dong-bo, LIU Li-jun Key Laboratory of Unconventional Metallurgy, Ministry of Education, Faculty... on the grinding of Panzhihua ilmenite ore was investigated. Factors that influence the processing are: the microwave exposure time, power density and sample mass. 40 g sample was microwave heated......
and their geochemical characterizations. The crystal structure models of titanomagnetite and ilmenite were calculated by ab initio Hartree Fock molecular orbital method. The results show that the primary ore... and ilmenite. [ Keyword: quantum geochemistry; ab initio Hartree Fock molecular orbital; titanomagnetite; ilmenite; Received: 1999-10-28 攀枝花钒钛磁铁矿矿床是世界著名的钒......
Extraction behaviours of titanium and other impurities in the decomposition process of ilmenite by highly concentrated KOH solutionYu-min Liu1), Hua Lü1), Tao Qi2), and Yi Zhang2) 1) College...="ChDivSummary">To effectively utilize ilmenite and recycle KOH solution, the extraction behaviours of titanium and other associated impurities in the decomposition process of ilmenite by highly......
Effect of surface dissolution on flotation separation of fine ilmenite from titanaugite ZHU Yang-ge, ZHANG Guo-fan, FENG Qi-ming, YAN Dai-cui, WANG Wei-qing School of Resources Processing and Bioengieering, Central South University, Changsha 410083, China Received 8 June 2010; accepted 21 September 2010 Abstract: The influence of surface dissolution on flotation separation of fine ilmenite......
Extraction equilibria and kinetics of Ti(Ⅳ) from leached chloride liquors of ilmeniteAbd ElAziz A.Nayl1,2,Hisham F.Aly21. Chemistry Department,College of Science, Al Jouf University2. Hot Labs Centre, Atomic Energy Authority摘 要:Extraction of titanium(Ⅳ)from real chloride leach liquor of ilmenite was carried out with 0.1 mol L-1di-(2-ethylhexyl......
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Synthesis of titanium oxycarbonitride by carbothermal reduction and nitridation of ilmenite with recycling of polyethylene terephthalate(PET)Eltefat Ahmadi,Ahmad Fauzi,Hashim Hussin,Norlia Baharun... and sustainable carbothermal reduction and nitridation(CTRN) process of ilmenite(FeTiO3) using a mixture of polyethylene terephthalate(PET) and coal as the primary reductant under an H2–N2 atmosphere......