Cement rotary kiln for lining brick

摘要

(57) In the [summary] [purpose] actual use of cement rotary kiln for lining bricks, such as to eliminate the fall by the crack, and it does not contain a problem in the waste brick after using Cr ₂ O ₃ component. [Configuration] working surface Cr ₂ O ₃ containing material layer on the side of the non-operational side is disposed respectively a Cr ₂ O _3-free material layer, and a blurring section layer Tsu both containing mixed substantially central portion ing.