Title:
GASIFICATION MELTING FURNACE AND GASIFICATION MELTING METHOD FOR COMBUSTIBLE REFUSE AND/OR BURNED ASH
Document Type and Number:
WIPO Patent Application WO/2002/063213
Kind Code:
A1
Abstract:
A gasification melting furnace (2), comprising a plasma torch (11) for blowing hot air into an auxiliary fuel layer formed at a furnace bottom part (22) under a positive pressure of 5 kPa or below on average, wherein combustible refuse and/or burned ash and auxiliary fuel are fed into the gasification melting furnace (shaft furnace) (2), and residue produced by the thermal decomposition of the combustible refuse and/or burned ash in an atmosphere containing air of an amount equal to or less than the amount of stoichiometry for the combustible refuse and/or burned ash and auxiliary fuel is discharged as fused slag from a residue outlet (23).
Inventors:
KATOH TATSUO
YAGI SHINICHIROH
TAGAMI TOSHIROH
TAKEYARI TOKUHISA
HIROSE KATSUNORI
HAGIWARA HIROYUKI
YAGI SHINICHIROH
TAGAMI TOSHIROH
TAKEYARI TOKUHISA
HIROSE KATSUNORI
HAGIWARA HIROYUKI
Application Number:
PCT/JP2002/000893
Publication Date:
August 15, 2002
Filing Date:
February 04, 2002
Export Citation:
Assignee:
HITACHI METALS LTD (JP)
International Classes:
F23G5/027; F23G5/08; F23G5/12; F23G5/24; (IPC1-7): F23G5/24; F23G5/16
Foreign References:
| JPH05106826A | 1993-04-27 | |||
| JPH05346218A | 1993-12-27 | |||
| JPH11182826A | 1999-07-06 | |||
| JPH11201431A | 1999-07-30 | |||
| JPH0996406A | 1997-04-08 | |||
| JPS5441573A | 1979-04-02 | |||
| JPS58125785A | 1983-07-26 | |||
| JPH10300043A | 1998-11-13 | |||
| JP2000111015A | 2000-04-18 | |||
| JPH03274309A | 1991-12-05 | |||
| JPS4836265B1 | 1973-11-02 |
Attorney, Agent or Firm:
Takaishi, Kitsuma (Tokyo, Tokyo, JP)
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