前言宣化钢铁公司1260m~3高炉于1989年12月8日点火投产,投产前后煤气系统进行了一系列的煤气引送操作。这些引送操作颇有独特之处,本文做一介绍,以达到交流技术操作经验的目的。在高炉投产前5个月,为了烘烤75吨锅炉及热风炉、高炉,从原有的旧炉区向 Foreword Xuanhua Iron and Steel Company 1260m ~ 3 blast furnace on December 8, 1989 ignition, put into operation before and after the gas system conducted a series of gas transmission operations. The introduction of these operations are quite unique, this article to make an introduction, in order to achieve the purpose of exchange of technical experience. In the blast furnace put into operation 5 months before, in order to bake 75 tons of boilers and stoves, blast furnace, from the old furnace area to