发明授权
US5013705A Platinum-free three-way catalyst 失效
无铂三元催化剂

Platinum-free three-way catalyst
摘要:
The invention is a three-way catalyst of active aluminum oxide, palladium, rhodium and cerium dioxide. If Al.sub.2 O.sub.3 is present as bulk carrier, the catalyst contains 5-20% by weight CeO.sub.2 and if Al.sub.2 O.sub.3 is present as a coating on a honeycombed, inert carrier, it contains 25-50% by weight CeO.sub.2.
信息查询
0/0