| 摘要 |
<p>PROBLEM TO BE SOLVED: To reduce an amount of NOX in exhaust gas discharged from a burner without adding a particular part to a radiant tube burner, used with confidence for heating of an atmosphere furnace and a continuous furnace, and called single end type tubular combustion burner in the industrial business world, and besides without damaging its heat generation efficiency. SOLUTION: An opening connected to the inner cylinder and the outer cylinder of the burner is formed in the vicinity of the discharge port of an air supply pipe in the inner cylinder and on the outer periphery of the inner cylinder. A part of exhaust gas is sucked in the inner cylinder and added to combustion in the inner cylinder.</p> |
