发明申请
- 专利标题： NOx ADSORBER CATALYST
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申请号： US15937961申请日： 2018-03-28
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公开(公告)号： US20180311646A1公开(公告)日： 2018-11-01
- 发明人: Guy Richard CHANDLER , Paul Richard PHILLIPS , Julian PRITZWALD-STEGMANN , Stuart David REID , Wolfgang STREHLAU
- 申请人： JOHNSON MATTHEY PUBLIC LIMITED COMPANY
- 优先权： GB1705004.8 20170329
- 主分类号： B01J23/63
- IPC分类号： B01J23/63 ; B01D53/94 ; B01J35/00 ; B01J35/04
摘要：
A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer consisting essentially of one or more platinum group metals, a cerium-containing support material, and a first inorganic oxide.
公开/授权文献
- US3189080A Circulating solids dispersed in a liquid 公开/授权日：1965-06-15