(19)
(11) EP 0 986 721 A1

(12)

(43) Date of publication:
22.03.2000 Bulletin 2000/12

(21) Application number: 97913619.9

(22) Date of filing: 12.11.1997
(51) International Patent Classification (IPC)7: F23N 5/00
// F24H8/00
(86) International application number:
PCT/SE9701/902
(87) International publication number:
WO 9821/526 (22.05.1998 Gazette 1998/20)
(84) Designated Contracting States:
AT BE CH DE DK FI FR GB GR IE IT LI NL

(30) Priority: 13.11.1996 SE 9604138

(71) Applicants:
  • Ericson, Jan
    784 63 Borlänge (SE)
  • Bernhardsson, Sven
    791 33 Falun (SE)

(72) Inventors:
  • Ericson, Jan
    784 63 Borlänge (SE)
  • Bernhardsson, Sven
    791 33 Falun (SE)

(74) Representative: Mrazek, Werner et al
Aros Patent ABP.O. Box 1544
751 45 Uppsala
751 45 Uppsala (SE)

   


(54) METHOD AND HEAT BOILER FOR OPTIMIZED COMBUSTION