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worse. Figure 7 Effect of smelting temperature on EEB of boron-rich slag 3.3.2 Reduction of B2O3 in slag If the solid carbon exists during the pyrometallurgical boron and iron separation process...-guo. New separation method of boron and iron from ludwigite based on carbon bearing pellet reduction and melting technology [J]. ISIJ International, 2012, 52(1): 45–51. [8] WANG Guang, XUE Qing-guo, SHE......
Migration behaviors and kinetics of phosphorus during coal-based reduction of high-phosphorus oolitic iron oreYong-sheng Sun,Yan-feng Li,Yue-xin Han,Yan-jun LiSchool of Resources and Civil Engineering,Northeastern University摘 要:To understand the migration mechanisms of phosphorus(P) during coal-based reduction, a high-phosphorus oolitic iron ore......
is the main source of CO2 emission accounting for 70% of the whole iron and steel enterprise [3]. Therefore, blast furnace ironmaking is the pivotal process for CO2 emission reduction in the chain...] investigated the effects of coke mixing with hydrogen bearing materials on the reduction behaviors of iron ore by means of experiment and a two-dimensional mathematical simulation model. The results......
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; 文章编号:1672-7207(2013)05-1787-04 Preparation and magnetic characterization of polymer-coating iron nanoparticles by reduction process of liquid phase ZHOU... coated by PVP-VAc block polymer. Key words: iron nanoparticles; polymer-coating; magnetic properties; reduction 纳米Fe颗粒具有许多奇异的光学,电学,磁学,催化,吸附等不同于块体材料的物理和化学性质,在高密度记录材料[1-2],磁共振成像[3],生物医学[4],催化剂[5]等领域都具有广阔的应用......
Reduction kinetics of iron oxide pellets with H2 and CO mixturesHai-bin Zuo1,Cong Wang1,Jie-ji Dong2,Ke-xin Jiao2,Run-sheng Xu21. State Key Laboratory of Advanced Metallurgy, University of Science..., the effective diffusion coefficient and reaction rate constant increase with the rise in temperature or hydrogen content. Reduction of iron oxide pellets using an H2–CO mixture is a compound control......
Utilization of waste polyethylene terephthalate as a reducing agent in the reduction of iron ore composite pelletsGkhan Polat,Burak Birol,Muhlis Nezihi SaridedeDepartment of Metallurgical... for recycling waste plastics in the iron and steel industry has been underestimated; the high C and H contents of plastics may make them suitable as alternative reductants in the reduction process......
iron catalysts with high amount of cobalt. The role of rare earths was owed to their advantages for favoring the deep reduction of the main composite in catalyst, i.e., iron oxide. This finding...A novel fused iron catalyst for ammonia synthesis promoted with rare earth gangue WANG Rong1,LIN Jianxin1,WEI Kemei1,YU Xiujin1,LIN Bingyu1 (1.National Engineering Research Center of Chemical......
Comprehensive recovery of lead, zinc, and iron from hazardous jarosite residues using direct reduction followed by magnetic separationYa-yun Wang1,2,Hui-fen Yang1,2,Bo Jiang1,2,Rong-long Song1,2,Wei..., University of Science and Technology Beijing摘 要:Lead, zinc, and iron were recovered from jarosite residues using direct reduction followed by magnetic......
Kinetic studies on the reduction of iron ore nuggets by devolatilization of lean-grade coalChanchal Biswas1,Prithviraj Gupta1,Arnab De2,Mahua Ghosh Chaudhuri3,Rajib Dey11. Department Metallurgical..., Jadavpur University摘 要:An isothermal kinetic study of a novel technique for reducing agglomerated iron ore by volatiles released by pyrolysis of lean......