| 摘要 |
<p>Disclosed is a coking over, in which each of combustion chamber vertical flues (4) is provided with two channels to the roof, with one channel being a cleaning channel (1) which is closed during non-cleaning operation, and the other one being a secondary combustion air channel (2), having a secondary combustion air outlet (2.2) located below the level of heating of the oven. An air regulation device for regulating the quantity of secondary combustion air entering the combustion chamber vertical flue (4) is provided at a secondary combustion air inlet (2.1).</p> |
