Invention Grant
- Patent Title: Exhaust gas catalyst, method for the production of carrier, method for the production of exhaust gas catalyst, and apparatus for treating exhaust gas
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Application No.: US14009577Application Date: 2012-03-23
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Publication No.: US09617886B2Publication Date: 2017-04-11
- Inventor: Masao Watanabe , Shigeharu Takagi , Akira Morikawa , Takuto Hirose
- Applicant: Masao Watanabe , Shigeharu Takagi , Akira Morikawa , Takuto Hirose
- Applicant Address: JP Toyota-shi, Aichi-ken
- Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee Address: JP Toyota-shi, Aichi-ken
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
- Priority: JP2011-083063 20110404
- International Application: PCT/IB2012/000582 WO 20120323
- International Announcement: WO2012/137050 WO 20121011
- Main IPC: F01N3/20
- IPC: F01N3/20 ; B01D53/94 ; B01J21/06 ; B01J23/10 ; B01J23/83 ; B01J35/00 ; B01J35/02 ; B01J37/03
Abstract:
An exhaust gas controlling catalyst includes zirconia particles; ceria particles which contact the zirconia particles, of which a mean particle size is smaller than a mean particle size of the zirconia particles; and an active metal that is supported on at least the ceria particles in a dispersed manner.
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