(19)
(11) EP 0 538 761 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
30.06.1993 Bulletin 1993/26

(43) Date of publication A2:
28.04.1993 Bulletin 1993/17

(21) Application number: 92117815.8

(22) Date of filing: 19.10.1992
(51) International Patent Classification (IPC)5: F23C 9/00, F23D 11/40
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU NL SE

(30) Priority: 25.10.1991 IT VI910166

(71) Applicant: R.B.L. RIELLO BRUCIATORI LEGNAGO SPA
I-37045 Legnago (VR) (IT)

(72) Inventors:
  • Tagliaferro, Bruno
    I-37045 Legnago (VR) (IT)
  • Tonini, Edoardo
    I-37048 S. Pietro di Legnago (VR) (IT)
  • Magnani, Alfredo
    I-37045 Legnago (VR) (IT)

(74) Representative: Bonini, Ercole 
c/o STUDIO ING. E. BONINI SRL Corso Fogazzaro 8
36100 Vicenza
36100 Vicenza (IT)


(56) References cited: : 
   
       


    (54) Burner for the combustion of fluid fuels


    (57) According to the invention the burner for the combustion of combustible fluids foresees below the atomizing nozzle (2) and in correspondence with the area of the combustion flue a plurality of slits (8, 68, 78) which are aligned along their longer axis in the circumferential direction of the combustion flue and are arranged in one or more rows near the area of maximum depression. According to a preferred embodiment , the slits are made in the combustion flue. According to another embodiment the slits (78) are made in correspondence with the transversal cross-section, wherein the combustion flue (75) joins the inlet duct (74). According to another embodiment the slits (68) are made in a ring-shaped crown arranged in correspondence with the transversal cross-section, wherein the combustion flue (65) joins the inlet duct (64).






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