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Catalyst for cleaning exhaust gas

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专利汇可以提供Catalyst for cleaning exhaust gas专利检索,专利查询,专利分析的服务。并且PURPOSE: To obtain a catalyst having excellent cleaning ability of hydrocarbon (HC), CO and NOx even in an excess oxygen atmosphere by using a solid super strong acid with a transition metal or a transition metal oxide.
CONSTITUTION: The solid super strong acid such as SO
4 /TiO
2 or WO
3 /ZrO
2 is used jointly with the transition metal or the transition metal oxide of Mn, Fe, Co or the like. The catalyst obtained in such a way has excellent cleaning ability of HC, CO and NOx in the exhaust gas of the diesel engine or even in the case of lean burn under a dilute condition of gasoline conc. in an excess oxygen atmosphere. Of course, it has excellent cleaning ability of the exhaust gas in the case of not containing excessive oxygen.
COPYRIGHT: (C)1992,JPO&Japio,下面是Catalyst for cleaning exhaust gas专利的具体信息内容。

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