(19)
(11) EP 0 967 438 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.03.2000 Bulletin 2000/10

(43) Date of publication A2:
29.12.1999 Bulletin 1999/52

(21) Application number: 99110218.7

(22) Date of filing: 26.05.1999
(51) International Patent Classification (IPC)7: F23G 5/44, F23G 5/02
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 22.06.1998 IT MI981421

(71) Applicant: ECODECO S.p.A.
I-27010 Giussago (Pavia) (IT)

(72) Inventors:
  • Natta, Giuseppe
    Sant'Angelo Lodigiano (LO) (IT)
  • Romanoni, Italo
    Milano (MI) (IT)

(74) Representative: Forattini, Amelia et al
c/o Internazionale Brevetti Ingg. ZINI, MARANESI & C. S.r.l. Piazza Castello 1
20121 Milano
20121 Milano (IT)

   


(54) Device for feeding a burner with "Refuse Derived Fuels" (RDF)


(57) Device for feeding a burner with a low bulk density, unconventional and compressible solid fuel which includes: an entrance chamber (1) with a feeding hopper (5), an advancing chamber (2) for the forward moving of the fuel, consisting of a cylindrical pipe having inside at least one rotating screw (6), moved by an outer rotative engine; a pressing chamber (3) where inside the solid fuel is pressed by the screw (6); and a cutting device (4) put at exit of the chamber (6), connected to the rotating screw and bearing at least two self-sharping blades (9).






Search report