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尾气净化专利-汽车尾气净化装置 专利

发布日期:2022-11-21 浏览次数:


尾气净化专利-汽车尾气净化装置 专利

汽车尾气净化装置 专利
中国
专利号-CN1206446C
专利名称-发动机的排气净化用二次空气供应装置
专利申请人-本田技研工业株式会社
专利申请日期-2001.5.30
国际专利分类号-F01N 3/05
专利摘要的第一句话-
本发明提供了一种发动机排气净化用二次空气供应装置,其具有阀装置不增加发动机汽缸轴线方向的长度从而不受7a6431333236613437气缸盖带来的热损伤的合理结构。

美国
专利号-US6499290B1
专利名称-Engine exhaust purification device
专利申请人-NISSAN MOTOR(发明人:NAKAMURA TAKESHI; SATO RITSUO; KAKIZAKI SHIGEAKI; KAKUYAMA MASATOMO; MATSUNO OSAMU)
专利申请日期-2001.10.2
国际专利分类号-F02D45/00
专利摘要的第一句话-
A controller (6) controls an air-fuel ratio of an engine (1) so that an oxygen storage amount of a catalyst (3) provided in an exhaust passage (2) is maintained constant. At this time, the controller (6) computes or estimates the oxygen storage amount separately for a first amount and a second amount, where the first amount is estimated based on a relationship between the first and second amount.

英国
专利号-GB2342056B
专利名称-An exhaust gas purification device for an internal combustion engine
专利申请人-TOYOTA MOTOR CO LTD
专利申请日期-1999.9.15
国际专利分类号-B01D53/94
专利摘要的第一句话-
A catalytic converter 70 for an automotive internal combustion engine (i.c.e.) features a NOx absorbing and reducing catalyst 7 ('NOx trap') which on its upstream portion 7a has oxygen storage components (eg: ceria, CeO2).






尾气净化专利-汽车尾气净化装置 专利