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Title:
METHOD AND APPARATUS FOR TREATING EXHAUST GAS
Document Type and Number:
Japanese Patent JP2001286725
Kind Code:
A
Abstract:

To efficiently perform the treatment of soot and smoke and denitration at the same time.

Exhaust gas is brought into contact with a metal supported ZSM-5 type zeolite catalyst 10 in a reaction column 11 to make soot and nitrogen oxide in the exhaust gas adsorbed by the catalyst to burn the same at the temperature of the gas. As the metal supported on the zeolite catalyst, there is Cu, Mn or Co.


Inventors:
OGAWA YUJI
YAMANAKA HIDEYUKI
Application Number:
JP2000108799A
Publication Date:
October 16, 2001
Filing Date:
April 11, 2000
Export Citation:
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Assignee:
MEIDENSHA ELECTRIC MFG CO LTD
International Classes:
F01N3/02; B01D46/42; B01D53/34; B01D53/56; B01D53/81; B01D53/94; B01J29/46; B01J29/48; F01N3/08; F01N3/10; F01N3/24; (IPC1-7): B01D53/56; B01D46/42; B01D53/34; B01D53/81; B01D53/94; B01J29/46; B01J29/48; F01N3/02; F01N3/08; F01N3/10; F01N3/24
Domestic Patent References:
JPH04141218A1992-05-14
JPH05277324A1993-10-26
JPH06165917A1994-06-14
JPH06198136A1994-07-19
JPH11226425A1999-08-24
JPH11300165A1999-11-02
JPH03118820A1991-05-21
JPH08150316A1996-06-11
JPH1181983A1999-03-26
JPH08229350A1996-09-10
JPH07155548A1995-06-20
JPH0796178A1995-04-11
JPH0671142A1994-03-15
JPH02108806A1990-04-20
JPH01159029A1989-06-22
JPS63162014A1988-07-05
Attorney, Agent or Firm:
Fujiya Shiga (1 person outside)



 
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