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Burning apparatus and method for manufacturing reduced iron using the same

机译:燃烧设备以及使用该设备制造还原铁的方法

摘要

A method for manufacturing reduced iron using the same, and more particularly, to a burning apparatus heating a coal briquette to manufacture reduced iron, which includes a first burning furnace heating the coal briquette while moving the truck accommodating the coal briquette along a linear movement path; a second burning furnace connected to the other side of the first burning furnace, and heating the coal briquette while moving the coal briquette discharged from the truck along an annular path; and a cooling device connected to the second burning furnace, and cooling the reduced iron while moving reduced iron reduced in the second burning furnace along an annular path. The burning apparatus circulates exhaust gases generated in the burning furnace and cooling device to control a temperature and an oxygen concentration and thus improves a metallization rate of the reduced iron.
机译:一种使用还原铁的方法,更具体地说,涉及一种用于加热煤块以制造还原铁的燃烧设备,该方法包括第一燃烧炉,在沿着线性运动路径移动容纳煤块的卡车的同时,加热煤块。 ;第二燃烧炉,其连接到第一燃烧炉的另一侧,并在沿环形路径移动从卡车排出的煤块的同时加热煤块。冷却装置与第二燃烧炉连接,冷却还原铁,同时使第二燃烧炉中的还原铁沿着环状路径移动。燃烧设备使在燃烧炉和冷却装置中产生的废气循环以控制温度和氧气浓度,从而提高了还原铁的金属化率。

著录项

  • 公开/公告号US9976806B2

    专利类型

  • 公开/公告日2018-05-22

    原文格式PDF

  • 申请/专利权人 POSCO;

    申请/专利号US201414526607

  • 申请日2014-10-29

  • 分类号C21B3;F27D13;F27B3/04;F27D17;F27D9;F27D7/04;F27D99;C21B13;C21B13/10;C21B13/14;F27B17;F27D3/12;

  • 国家 US

  • 入库时间 2022-08-21 12:58:26

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