| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide equipment for preventing blocking in a gas cooling apparatus, attaining a desired cooling performance, which can prevent a waste-gas flue from being blocked in the gas cooling apparatus. SOLUTION: In the gas cooling apparatus 3, an inorganic fine power F is supplied from equipment 5 for supplying inorganic fine power. The powder F hinders dust contained in the waste gas from sticking to the surface constituting the flue, and at the same time the powder F suppresses growth of the sticking.</p> |
