发明名称 |
EXHAUST GAS CATALYST WITH A REDUCED TENDENCY TO ACCUMULATE SULFUR DIOXIDE AND HYDROGEN SULFIDE EMISSIONS |
摘要 |
An oxidizing and reducing exhaust gas purification catalyst for internal combustion engines, with a reduced tendency to accumulate sulfur oxides and H2S emission contains active Al2O3 as a carrier, this being charged with CeO2 and optionally ZrO2, as well as Pt, Pd, and/or Rh, and in addition containing 0.7 to 20%wt B2O3 relative to the Al2O3.
|
申请公布号 |
CA1335278(C) |
申请公布日期 |
1995.04.18 |
申请号 |
CA19890610479 |
申请日期 |
1989.09.06 |
申请人 |
DEGUSSA AKTIENGESELLSCHAFT |
发明人 |
LOX, EGBERT;KOBERSTEIN, EDGAR;ENGLER, BERND |
分类号 |
B01D53/86;B01D53/94;B01J23/56;B01J23/63;(IPC1-7):B01J23/56 |
主分类号 |
B01D53/86 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|