Abstract:

Regarding to the problems of coke oven proper such as denudation of oven wall,gap between oven bricks,crack on the crossover bricks,chopping and damage of bottom bricks,unroofing renovation technique is adopted to repair coke oven battery under hot state.The result is good and the coke oven battery after repair is in normal operation.The application of this technique in Jiusteel has reference significance for other coking plants.