(19)
(11) EP 0 434 945 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
27.05.1992 Bulletin 1992/22

(43) Date of publication A2:
03.07.1991 Bulletin 1991/27

(21) Application number: 90121485.8

(22) Date of filing: 09.11.1990
(51) International Patent Classification (IPC)5: F23G 5/30, F23G 5/16, F23C 11/02, F23J 7/00, F23J 1/00, F23J 15/00, F23L 15/00
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR LI LU NL SE

(30) Priority: 28.12.1989 IT 1262189

(71) Applicant: ITALIMPIANTI S.p.A.
I-16126 Genova (IT)

(72) Inventors:
  • Fontana, Piergiorgio
    I-16122 Genova (IT)
  • Zuccotti, Sergio
    I-17015 Celle Ligure (IT)

(74) Representative: Porsia, Bruno et al
c/o Succ. Ing. Fischetti & Weber Via Caffaro 3/2
16124 Genova
16124 Genova (IT)


(56) References cited: : 
   
       


    (54) Fluid-bed incinerator


    (57) The invention relates to a fluid-bed incinerator comprising a kiln with its combustion chamber being formed with a gas-pervious hearth (6), and which is provided with means (21) for loading into the combustion chamber any refuse to be incinerated above the hearth (6), and with means (4, 5) for feeding through the gas-pervious hearth (6) an upward combustion air flow, and also with means (22) for feeding chemical reagents into the said combustion chamber. According to the invention, the hearth (6) is formed with a centrally located outlet opening (106) which is connected to a delivery duct (9), means (26) being provided for feeding cold air into the combustion chamber in kiln (1), through the delivery duct (9) and the outlet opening (106) in hearth (6), and means (27) being provided for the delivery duct (9) to be put under vacuum by a suction device located in the last section of the delivery duct (9).






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