METHOD FOR REPAIRING INSIDE OF GAS FLUE OF COKE OVENamp;NBSP; AND DEVICE FOR REPAIRING INSIDE OF GAS FLUE

摘要

A method for repairing an inside of a gas flue of a coke oven, which is for repairing a damaged portion in the gas flue of the coke oven includes a step of inserting and disposing a first pipe so that the first pipe maintains a predetermined gap with respect to an inner peripheral surface of the gas flue, and an upper end of the first pipe is located in the gas flue, a step of injecting a mortar into the gap from a lower side to an upper side thereof in a vertical direction, and a step of collecting the mortar which overflows from the upper end of the first pipe and enters into an inside of the first pipe.