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%) in the process of co-reduction. In addition, F- was found to reduce the melting point and viscosity of the slag phase because of the high content of aluminate and silicate minerals in the blast furnace...Effects and mechanisms of fluorite on the co-reduction of blast furnace dust and seaside titanomagnetiteTian-yang Hu1,2,Ti-chang Sun1,2,Jue Kou1,2,Chao Geng1,2,Yong-qiang Zhao1,21. School of Civil......
条件. 关键词: 含钛高炉渣;钙钛矿;透辉石; 中图分类号: X757 收稿日期:1999-10-18 基金:国家自然科学基金资助项目 ( 59574 0 2 1 ); Selective enrichment of Ti component in Ti-bearing blast furnace slag and precipitation behavior of perovskite phase Abstract: The analysis of processing mineralogy on Ti bearing blast furnace slag shows that Ti component enrichs mainly......
氧化锰/高炉渣催化剂的丙烷氧化脱氢性能徐爱菊1,照日格图1,林勤2(1.内蒙古自治区呼和浩特市内蒙古师范大学 化学与环境科学学院2.北京科技大学 冶金与生态工程学院,北京 100083)摘 要:以攀钢高炉渣为载体,采用固体研磨法负载MnO,制备了MnO/高炉渣负载型催化剂,并以XRD,H2-TPR技术对催化剂进行表征,研究了其对丙烷氧化脱氢制丙烯反应的催化性能.试验结果表明MnO的负载量为20%时催化剂表现最好的催化性能,在500℃时丙烷转化率为17.84%,丙烯选择性为63.75%.试验为资源综合利用及减少环......
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and Technology摘 要:The influences of additives on the phase transformation, occurrence state, and the interface of the Ti component in Ti-bearing blast furnace slag...Effects of additives on the phase transformation, occurrence state, and the interface of the Ti component in Ti-bearing blast furnace slagLi Zhang1,Wu Zhang2,Ju-hua Zhang3,Guang-qiang Li31. School......
Effect of sintering temperature on the microstructure and properties of foamed glass-ceramics prepared from high-titanium blast furnace slag and waste glassChang-hong Chen,Ke-qin Feng,Yu Zhou,Hong... high-titanium blast furnace slag and waste glass as the main raw materials The influence of sintering temperature(900–1060℃) on the microstructure and properties of foamed glass-ceramics was studied......
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......
Formation mechanism of the protective layer in a blast furnace hearthKe-xin Jiao1,2,Jian-liang Zhang1,2,Zheng-jian Liu1,2,Meng Xu3,Feng Liu1,21. School of Metallurgical and Ecological Engineering... the adhesion protective layer formed below the blast furnace taphole level when a certain amount of titanium-bearing burden was used. Samples of the protective layer were extracted to identify the chemical......
从风口喷吹熔剂对炉料软熔性能和初渣性能的影响傅连春1,2,毕学工1,周国凡2,胡涛3,邢建通3,宋书亭3(1.湖北省武汉市武汉科技大学钢铁冶金及资源利用省部共建教育部重点实验室2.湖北省武汉市武汉钢铁(集团)有限公司3.安阳钢铁公司,河南安阳 455004)摘 要:试验研究了从风口喷吹碱性熔剂对高炉炉料软熔性能和初渣性能的影响.结果表明,随着综合炉料碱度的减小,滴落温度略有降低,滴落初渣中FeO含量明显增加,初渣流动性改善.还发现,烧结矿碱度过高可能加大滴落初渣与炉腹初渣的碱度差距,对初渣的稳定性产生不利影响.......