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WANG Zhao-cai , CHU Man-sheng , LIU Zheng-gen , CHEN Shuang-yin , XUE Xiang-xin
钢铁研究学报(英文版)
After taking into account the conditions of the domestic iron resources and the non-coking coal resources, the process of coal gasification-shaft furnace is an effective way to develop direct reduction iron in China. The following tasks are very critical to choose suitable process of shaft furnace a...
关键词: oxidized pellet , shaft furnace , direct reduction , reduction swelling
曹明明,张建良,邢相栋,王春龙,白亚楠,文永才
钢铁
以转底炉工艺为基础,对不同配碳比、不同焙烧温度、不同焙烧时间条件下的金属化球团宏观形貌和内部组织结构进行分析研究。结果表明:随着还原温度的升高,Ti在球团中由集中分布到均匀分布再到集中分布,与Fe逐渐分离,而Ti与Mg的分布状态几乎相同,且V的赋存形态几乎与Ti一致。通过扫描电镜观察及分析得知,随着...
关键词: 钒钛磁铁矿 , carbon composite pellet , direct reduction , reduction mechanism