| 摘要 |
PROBLEM TO BE SOLVED: To provide a measuring device for measuring unevenness of red-hot bottom bricks in a carbonization chamber of a coke oven utilizing a short time in an interval of operations, a method for repairing the coke oven bottom according to the result of the measurement, and a repairing apparatus. SOLUTION: The device for measuring unevenness of a coke oven bottom comprises a scraper 2 for removing a deposit depositing on oven bottom bricks 23, which is arranged at a pushing ram 11 of a coke-extruding machine 10 or at a mobile diagnosing apparatus 12 for the inside of the oven, and, in the neighborhood thereof, a noncontacting distance-measuring instrument 3 for measuring the distance from the surface of the oven bottom bricks, and measures the unevenness of an oven bottom portion to the movement of the pushing ram 11 or the mobile diagnosing apparatus 12 for the inside of the oven. The scraper 2 comprises either or both of a gas jetting scraper 2a and a mechanical scraper 2b.
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