发明名称 |
EXHAUST GAS CLEANER OF INTERNAL ENGINE |
摘要 |
PURPOSE:To enlarge the freeness of a system by correcting the feedback of secondary air to allow the alternate infiltration of exhaust gases with large and small exhaust air/fuel ratio into three-way catalyst and by expanding an area where higher emission control is feasible.
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申请公布号 |
JPS5393219(A) |
申请公布日期 |
1978.08.16 |
申请号 |
JP19770008892 |
申请日期 |
1977.01.28 |
申请人 |
NIPPON SOKEN |
发明人 |
NAKASE TAKAMICHI;HATSUTORI TADASHI;NAITOU JIYUNICHIROU;KONDOU KENJI |
分类号 |
F01N3/22 |
主分类号 |
F01N3/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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