- 专利标题： VANADIUM-FREE TITANIA-BASED SCR CATALYST ARTICLE
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申请号： US18164736申请日： 2023-02-06
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公开(公告)号： US20230249162A1公开(公告)日： 2023-08-10
- 发明人: Rainer LEPPELT , Joerg Werner MUENCH , Irene PIRAS
- 申请人： Johnson Matthey Catalysts (Germany) GmbH
- 申请人地址： DE Redwitz an der Rodach
- 专利权人： Johnson Matthey Catalysts (Germany) GmbH
- 当前专利权人： Johnson Matthey Catalysts (Germany) GmbH
- 当前专利权人地址： DE Redwitz an der Rodach
- 优先权： EP 155925.5 2022.02.09
- 主分类号： B01J29/072
- IPC分类号： B01J29/072 ; F01N3/20 ; B01J37/03 ; B01J6/00 ; B01J21/06 ; B01D53/86
摘要：
The present invention relates to a titania-based selective catalytic reduction (SCR) catalyst article which shows comparable or better performance to those which contain vanadium. In particular, the invention relates to the provision of a titania-based SCR catalyst article comprising ceria and niobia and to methods of making these catalysts.
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