发明名称 PROCESS AND APPARATUS FOR TWOOSTEP CATALYTIC REACTION FOR ENGINE EXHAUST GAS
摘要 <p>The invention relates to reduction of nitric oxide in exhausts from hydrocarbon burning engines. The nitric oxide is reacted with ammonia over a first catalyst and then the excess ammonia is reacted with oxygen present in the exhaust gas over a second catalyst. The resulting effluent stream has greatly reduced nitric oxide content without having an objectionable content.</p>
申请公布号 JPS53147673(A) 申请公布日期 1978.12.22
申请号 JP19780052422 申请日期 1978.05.02
申请人 CATERPILLAR TRACTOR CO 发明人 JIYON REI GURADEN
分类号 B01D53/94;F01N3/20;F01N3/28;F01N9/00;F01N13/02;F02B1/04 主分类号 B01D53/94
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