Invention Grant
- Patent Title: Passive NO
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Application No.: US17726686Application Date: 2022-04-22
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Publication No.: US11759770B2Publication Date: 2023-09-19
- Inventor: Jillian Collier , Francois Moreau , Matthew O'Brien , Paul Richard Phillips , Sanyuan Yang
- Applicant: Johnson Matthey Public Limited Company
- Applicant Address: GB London
- Assignee: Johnson Matthey Public Limited Company
- Current Assignee: Johnson Matthey Public Limited Company
- Current Assignee Address: GB London
- Main IPC: B01D53/94
- IPC: B01D53/94 ; B01J29/74 ; B01J35/04 ; F01N3/035 ; F01N3/08 ; F01N3/20 ; F01N3/28
Abstract:
A passive NOx absorber for treating an exhaust gas from a diesel engine is described. The passive NOx absorber comprises a first washcoat region comprising a zeolite catalyst, the zeolite catalyst comprising a noble metal and a zeolite having a SAR of 2-15.
Public/Granted literature
- US20220339613A1 PASSIVE NOx ADSORBER Public/Granted day:2022-10-27
Information query
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