Invention Grant
- Patent Title: Catalyst for treating exhaust gas
- Patent Title (中): 用于处理废气的催化剂
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Application No.: US14665051Application Date: 2015-03-23
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Publication No.: US09561469B2Publication Date: 2017-02-07
- Inventor: Joseph Michael Fedeyko , Alexander Nicholas Michael Green , Guy Richard Chandler , Jillian Elaine Collier , Hai-Ying Chen
- 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
- Agent Jimmie D. Johnson
- Main IPC: B01D53/94
- IPC: B01D53/94 ; B01D53/86 ; F01N3/18 ; G06F9/46 ; G06F13/28 ; G06F15/173 ; B01J37/02 ; B01J29/072 ; B01J29/76 ; B01J35/04 ; B01J35/00
Abstract:
Provided is a method for reducing N2O emissions in an exhaust gas comprising contacting an exhaust gas containing NH3 and an inlet NO concentration with an SCR catalyst composition containing small pore zeolite having an SAR of about 3 to about 15 and having about 1-5 wt. % of an exchanged transition metal.
Public/Granted literature
- US20150265969A1 CATALYST FOR TREATING EXHAUST GAS Public/Granted day:2015-09-24
Information query
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