US2001051115A1PendingUtilityA1

NOx removal system for boilers

Priority: Mar 30, 2000Filed: Mar 8, 2001Published: Dec 13, 2001

Est. expiryMar 30, 2020(expired)· nominal 20-yr term from priority

Inventors:Satoshi Wakasa Noboru Takubo Yukihiro Isshiki Kouichi Masuda Nobuyuki Ishizaki

B01D 53/56

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Claims

Abstract

A NOx removal system for boilers in which the need for any special heat retention means or any warming means is eliminated. Ammonia jet nozzles 7 are disposed on a gas passage ( 5 ) of a boiler ( 1 ) or flue ( 6 ), and ammonia generating means ( 8 ) connected to the jet nozzles ( 7 ) is disposed within the flue ( 6 ).

Claims

exact text as granted — not AI-modified

What is claimed is:  
     
         1 . A NOx removal system for boilers, comprising: ammonia jet nozzles ( 7 ) disposed on a gas passage ( 5 ) of a boiler ( 1 ) or flue ( 6 ); and ammonia generating means ( 8 ) connected to the jet nozzles ( 7 ) and disposed within the flue ( 6 ).

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