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Title:
PURIFYINGMETHOD FOR EXHAUST GAS
Document Type and Number:
Japanese Patent JPS5340679
Kind Code:
A
Abstract:

PURPOSE: To eliminate NH3 exhaustion to the outside of the system and to throughly prevent the closure of machinery etc. due to the product of ammonium sulfate etc. by adding excess NH3 to the exhausted gas containing NOx and SOx to denitrate it due to the catalytic reduction, and by decomposing the excess NH3 with the spacified NH3 decomposing catalyzer prior to the desulfurization.


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Inventors:
INABA SHIGEYA
INAZUMI CHIKASHI
KAMINO YASUYOSHI
MUKAI OSAMU
Application Number:
JP11612976A
Publication Date:
April 13, 1978
Filing Date:
September 27, 1976
Export Citation:
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Assignee:
HITACHI SHIPBUILDING ENG CO
International Classes:
B01D53/60; B01D53/34; B01D53/74; B01J23/46; F23J15/00; (IPC1-7): B01D53/34; B01J23/46; F23J15/00
Domestic Patent References:
JPS5047876A1975-04-28
JPS50161460A1975-12-27



 
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