To provide a continuous heating device capable of performing stable and efficient heating treatment while reducing the formation of NOx in leading heated objects to a plurality of combustion zones to perform heating treatment.
The continuous heating furnace sequentially heats the heated objects 1 by burning heating devices 20 provided in the plurality of combustion zones 10a-10d, and uses a first heat storage type burner and a second heat storage type burner in at least one combustion zone, wherein the first heat storage type burner leads, to a combustion part on the furnace 10 side, combustion air from an air lead-in part through a heat storage part for storing the heat of combustion exhaust gas, and fuel through a first fuel supply nozzle, and the second heat storage type burner burns, in the furnace, combustion air supplied from an air supply part through a heat storage part for storing the heat of combustion exhaust gas, and fuel led from a second fuel supply nozzle provided on the outer peripheral side of the air supply part.
TANAKA TATSUO
SAITO NORIYUKI
JOJIMA KENICHIRO
KOBAYASHI MAKOTO
SUMITOMO METAL IND
| JPH06159613A | 1994-06-07 | |||
| JP2002139217A | 2002-05-17 | |||
| JPH08285239A | 1996-11-01 | |||
| JPH08159448A | 1996-06-21 | |||
| JPH06272851A | 1994-09-27 | |||
| JPS54110614U | 1979-08-03 | |||
| JPH06159613A | 1994-06-07 | |||
| JP2002139217A | 2002-05-17 | |||
| JPH08285239A | 1996-11-01 |