一、前言延长转炉寿命所必不可少的热补法,主要有把耐火材料和水混合起来对炉壁进行修补的湿式修补法。但是,由于最近转炉采用了高温吹炼和特殊吹炼,因而对耐火材料更加苛刻,所以用过去的修补法颇有不适之势。本所采用了作为干式修补法的火焰喷补法。经过种种改进。现已在千叶第1炼钢厂中实 First, the foreword To prolong the life of the converter indispensable hot fill method, there are mainly refractory materials and water to repair the furnace wall wet repair method. However, due to the recent use of high-temperature converter blowing and special blowing, and therefore more demanding on the refractory, so the repair method with the previous quite uncomfortable. The Institute used as a dry repair method of flame spray method. After various improvements. It is now in Chiba No. 1 steel mill in the real