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Title:
EXHAUST GAS TREATMENT FACILITY AND DUST RECOVERY METHOD BY EXHAUST GAS TREATMENT FACILITY
Document Type and Number:
Japanese Patent JP2010019525
Kind Code:
A
Abstract:

To provide an exhaust gas treatment facility capable of facilitating effective use of dust by separating and recovering dust in exhaust gas discharged from a molten metal manufacturing furnace and of easily controlling furnace pressure of the molten metal manufacturing furnace and exhaust gas composition.

The exhaust gas treatment facility 1 is provided with an exhaust gas duct 2 which is communicated with a smoke stack 12 for discharging exhaust gas from an exhaust gas outlet 21 of the molten metal manufacturing furnace 20 discharging high-temperature exhaust gas including dust to the atmosphere after the dust is removed from the exhaust gas and in which a dust collecting means and a suction fan 5 are interposed. The dust collecting means comprises a wet type dust collector 3 interposed in the molten metal manufacturing furnace 20 side of the exhaust gas duct 2 and collecting coarse particle dust and a dry type dust collector 4 interposed in the suction fan 5 side of the wet type dust collector 3 and collecting fume type particulate dust.


Inventors:
TATEISHI MASATAKA
Application Number:
JP2008182908A
Publication Date:
January 28, 2010
Filing Date:
July 14, 2008
Export Citation:
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Assignee:
KOBE STEEL LTD
International Classes:
F27D17/00; B01D50/00; C21C5/38; F27B1/22; F27B3/26
Domestic Patent References:
JP2003106506A2003-04-09
JP2001272180A2001-10-05
JPH0694378A1994-04-05
JPH1129806A1999-02-02
JPH10337432A1998-12-22
JPS6484093A1989-03-29
Attorney, Agent or Firm:
Yoshiyuki Kaji
Makoto Suhara
Takenaka Yoshimichi