| 摘要 |
<p>Method and apparatus for removing a deposit (22) of metallic substance or salt accumulating on the wall (18, 32) of the inlet duct (14) of a gas cooler while cooling hot process or flue gases in the gas cooler. Means (24, 30, 34, 44) are provided in combination with the inlet duct wall for raising the temperature of the deposit accumulating on the wall so as to melt at least a part of the deposit. The deposit may be melted according to the induction principle, by means of an electric resistor or by means of hot gas.</p> |
