发明名称 |
SUPPORT COMPOSITION BASED ON A CERIUM OXIDE, A ZIRCONIUM OXIDE AND A SCANDIUM OR RARE EARTH OXIDE AND USE FOR TREATING EXHAUST GAS |
摘要 |
A composition is disclosed for reducing nitrogen oxide emissions from gases which comprises a support based on a cerium oxide, a zirconium oxide and an oxide of scandium or a rare earth other than cerium, and a supported phase based on manganese and at least one other element which is an alkali metal, alkaline-earth metal or a rare earth. |
申请公布号 |
EP1030732(A1) |
申请公布日期 |
2000.08.30 |
申请号 |
EP19980954545 |
申请日期 |
1998.11.09 |
申请人 |
RHODIA CHIMIE |
发明人 |
HEDOUIN, CATHERINE;SEGUELONG, THIERRY |
分类号 |
B01D53/94;B01J23/10;B01J23/34;B01J35/00 |
主分类号 |
B01D53/94 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|