DE68904778T2 - LONG-LASTING CATALYST FOR TREATING VEHICLE EXHAUST GAS. - Google Patents
LONG-LASTING CATALYST FOR TREATING VEHICLE EXHAUST GAS.Info
- Publication number
- DE68904778T2 DE68904778T2 DE1989604778 DE68904778T DE68904778T2 DE 68904778 T2 DE68904778 T2 DE 68904778T2 DE 1989604778 DE1989604778 DE 1989604778 DE 68904778 T DE68904778 T DE 68904778T DE 68904778 T2 DE68904778 T2 DE 68904778T2
- Authority
- DE
- Germany
- Prior art keywords
- long
- exhaust gas
- vehicle exhaust
- treating vehicle
- lasting catalyst
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/255,245 US4923842A (en) | 1988-10-11 | 1988-10-11 | Lanthanum containing catalyst for treating automotive exhaust |
PCT/US1989/004229 WO1990003843A1 (en) | 1988-10-11 | 1989-09-27 | A lanthanum containing catalyst for treating automotive exhaust |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68904778D1 DE68904778D1 (en) | 1993-03-18 |
DE68904778T2 true DE68904778T2 (en) | 1993-07-01 |
Family
ID=26779995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1989604778 Expired - Fee Related DE68904778T2 (en) | 1988-10-11 | 1989-09-27 | LONG-LASTING CATALYST FOR TREATING VEHICLE EXHAUST GAS. |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE68904778T2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10013894A1 (en) * | 2000-03-21 | 2001-10-04 | Dmc2 Degussa Metals Catalysts | Process for the catalytic conversion of carbon monoxide in a hydrogen-containing gas mixture with improved cold start behavior and catalyst therefor |
-
1989
- 1989-09-27 DE DE1989604778 patent/DE68904778T2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10013894A1 (en) * | 2000-03-21 | 2001-10-04 | Dmc2 Degussa Metals Catalysts | Process for the catalytic conversion of carbon monoxide in a hydrogen-containing gas mixture with improved cold start behavior and catalyst therefor |
US6555088B1 (en) | 2000-03-21 | 2003-04-29 | Dmc2 Degussa Metal Catalysts Cerdec Ag | Method for catalytic conversion of carbon monoxide in a hydrogen-containing gas mixture with improved cold start behavior |
Also Published As
Publication number | Publication date |
---|---|
DE68904778D1 (en) | 1993-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |