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公开(公告)号:US4225462A
公开(公告)日:1980-09-30
申请号:US941929
申请日:1978-09-13
申请人: Sumio Umemura , Ryozo Kitoh , Shigeru Itoh , Yasutaka Arima , Kosuke Itoh , Hideaki Fukui
发明人: Sumio Umemura , Ryozo Kitoh , Shigeru Itoh , Yasutaka Arima , Kosuke Itoh , Hideaki Fukui
IPC分类号: B01D53/86 , B01D53/94 , B01J27/053 , B01J27/02 , B01J8/00 , B01J8/02
CPC分类号: B01J27/053 , B01D53/8625 , B01D53/9418 , B01D2251/2062 , B01D2255/2042 , B01D2255/20723
摘要: Disclosed is a water resistant catalyst for reducing nitrogen oxides with ammonia, which catalyst comprises barium sulfate and vanadium(IV)oxide sulfate which has peaks at 940 cm.sup.-1 and 510 cm.sup.-1 in an infrared absorption spectrum.
摘要翻译: 公开了一种用氨还原氮氧化物的防水催化剂,该催化剂包括在红外吸收光谱中在940cm -1和510cm -1处具有峰值的硫酸钡和硫酸氧钒(IV)。