| 摘要 |
PROBLEM TO BE SOLVED: To provide a cooling device of a furnace capable of easily maintaining the furnace, reducing related costs by elongating a service life of the furnace, and contributing to improvement of productivity.SOLUTION: A cooling device of a furnace includes a stave body disposed inside of the furnace in a state that its one face is kept into contact with or opposed to a shell of the furnace, a cooling line disposed in the stave body for circulating cooling water inside, a connecting portion formed on the other face of the stave body in a projecting or recessed manner, and a refractory portion composed of a plurality of different materials, fixed to the other face of the stave body by the connecting portion, and covering the stave body of the first material and the second material disposed in adjacent to the first material to protect the same.SELECTED DRAWING: Figure 4 |
