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Recovery of iron from high phosphorus oolitic iron ore using coal-based reduction followed by magnetic separation
  • ISSN号:1001-1250
  • 期刊名称:《金属矿山》
  • 时间:0
  • 分类:TD951.1[矿业工程—选矿] TE624.47[石油与天然气工程—油气加工工程]
  • 作者机构:[1]College of Resources and Civil Engineering, Northeastern University, Shenyang 110819, China
  • 相关基金:supported by the National Natural Science Foundation of China(Nos.51134002 and 51074036)
中文摘要:

鲕状的铁矿石是最重要的铁资源之一。这份报纸从高磷报导铁的恢复用基于煤的减小和磁性的分离的鲕状的铁矿石。metallization 度和铁恢复上的减小温度,减小时间, C/O 鼹鼠比率,和 CaO 内容的影响详细被调查。与 95.82% 的 metallization 度减少了产品的试验性的结果表演能在最佳的条件下面被生产(即,减小温度, 1250 吗??

英文摘要:

Oolitic iron ore is one of the most important iron resources. This paper reports the recovery of iron from high phosphorus oolitic iron ore using coal-based reduction and magnetic separation. The influences of reduction temperature, reduction time, C/O mole ratio, and CaO content on the metallization degree and iron recovery were investigated in detail. Experimental results show that reduced products with the metallization degree of 95.82% could be produced under the optimal conditions (i.e., reduction temperature, 1250℃; reduction time, 50 min; C/O mole ratio, 2.0; and CaO content, 10wt%). The magnetic concentrate containing 89.63wt% Fe with the iron recovery of 96.21% was obtained. According to the mineralogical and morphologic analysis, the iron minerals had been reduced and iron was mainly enriched into the metallic iron phase embedded in the slag matrix in the form of spherical particles. Apatite was also reduced to phosphorus, which partially migrated into the metallic iron phase.

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期刊信息
  • 《金属矿山》
  • 北大核心期刊(2011版)
  • 主管单位:中钢集团马鞍山矿山研究院有限公司 中国金属学会
  • 主办单位:中钢集团马鞍山矿山研究院 中国金属学会
  • 主编:王运敏
  • 地址:安徽省马鞍山经济技术开发区西塘路666号
  • 邮编:243000
  • 邮箱:jsksbjb@163.com
  • 电话:0555-24044796
  • 国际标准刊号:ISSN:1001-1250
  • 国内统一刊号:ISSN:34-1055/TD
  • 邮发代号:26-139
  • 获奖情况:
  • 国家二等奖,省、部二等奖,中国期刊方阵“双百”期刊
  • 国内外数据库收录:
  • 美国化学文摘(网络版),波兰哥白尼索引,荷兰文摘与引文数据库,美国剑桥科学文摘,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:22666