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    • 1. 发明专利
    • HOT GAS SUPPLIER
    • JPH11351501A
    • 1999-12-24
    • JP14052599
    • 1999-05-20
    • STEINMUELLER GMBH L & C
    • KYLLA HELMUT
    • F22B1/18F22B37/06F28F9/02F28F19/00
    • PROBLEM TO BE SOLVED: To improve the coolability of the thick inverting area of a hot gas supplier. SOLUTION: A supplier which supplies a hot gas to the heating surface tube of a waste heat boiler is provided with an external jacket 2 which is connected to the internal wall, particularly, bottom section of the boiler and has a thick lower end section, an air supply tube 3 which is connected to the jacket 2 above a rounded inverting area 4 having a hot gas supplying opening 6a, surrounded by the jacket 2 at an interval from the jacket 2, and provided with a flowing-in section which becomes narrower in a conical state, a flowing- out section connected to the heating surface tube, and a coolant introducing body 11 which is positioned between the jacket 2 and supply tube 3 and extended to the vicinity of an inverting cap. At least the jacket 2 is divided substantially evenly in its area 9 which is made thicker on the inside 9a and provided with a peripheral groove which is substantially extended in the axial direction.