- 专利标题： CATALYST FOR TREATING EXHAUST GAS
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申请号： US17931454申请日： 2022-09-12
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公开(公告)号： US20230077564A1公开(公告)日： 2023-03-16
- 发明人: Daniel Robert AVIS , Alexander Nicholas Michael GREEN , Matthew Eben HARRIS , Oliver HEMMING , Loredana MANTAROSIE , Alanna Susan Murphy , Maria Pia RUGGERI
- 申请人： JOHNSON MATTHEY PUBLIC LIMITED COMPANY
- 申请人地址： GB London
- 专利权人： JOHNSON MATTHEY PUBLIC LIMITED COMPANY
- 当前专利权人： JOHNSON MATTHEY PUBLIC LIMITED COMPANY
- 当前专利权人地址： GB London
- 主分类号： B01J23/72
- IPC分类号： B01J23/72 ; B01J23/10 ; B01J37/30 ; B01J29/04 ; B01D53/94
摘要：
Catalyst compositions and methods of preparation comprising: exchanging a rare earth element into a molecular sieve; incorporating a promoter metal into the molecular sieve; wherein the rare earth element exchanging step and the promoter metal incorporation step are performed as separate steps.
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