| 摘要 |
PROBLEM TO BE SOLVED: To provide a gas burner capable of obtaining a high NOx reducing effect with relieved burden for maintenance and fulfilled economical cost. SOLUTION: An exhaust gas introducing path 20 with an inlet port open to an incinerating chamber 4 is provided inside a burner 3A equipped with the incinerating chamber 4, in such structure that a flame forming portion 11 is faced into the incinerating chamber 4 communicating with an exhaust path 6. Also, an ejector 21 is provided for sucking a portion of combustion exhaust gas E from the incinerating chamber via the exhaust gas introducing path 4, and mixing the sucked exhaust gas E with a supplied fuel G on the basis of an inducing operation by a gaseous fuel supplied to the burner 3A. |
