天津铁厂4#高炉扩容大修技术总结

Technical Summarization of Expanding Capacity Rebuildings of 4 # Furnace in Tianjin Iron Plant

天津铁厂于１９９８年７月４＃高炉进行了扩容改造大修，大修后的４＃高炉装备水平处于国内先进水平，文章对４＃高炉扩容大修的技术改造情况进行了总结。

The 4 # furnace of Tianjin Iron Plant was rebuilt in July, 1998.The equipment levels of the post - rebuilt 4 # furnace is in the leading posidon at home. Technology of expanding capacity rebuildings of 4 # furnace is summarized here.