JPS5256216A - Exhaust purifying system for internal combustion engine - Google Patents
Exhaust purifying system for internal combustion engineInfo
- Publication number
- JPS5256216A JPS5256216A JP50131936A JP13193675A JPS5256216A JP S5256216 A JPS5256216 A JP S5256216A JP 50131936 A JP50131936 A JP 50131936A JP 13193675 A JP13193675 A JP 13193675A JP S5256216 A JPS5256216 A JP S5256216A
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- purifying system
- exhaust purifying
- exhaust
- 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.)
- Granted
Links
Landscapes
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
PURPOSE: The provision of the cataryst to make the heat resistant granular carrier carry platinum and rhodium at the settled weight % in the exhaust system of the engine which has superflous air ratio varying from 0.95 to 1.10 eliminates CO, HC and NOx in the exhaust at the same time.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50131936A JPS5256216A (en) | 1975-11-01 | 1975-11-01 | Exhaust purifying system for internal combustion engine |
DE19762649606 DE2649606A1 (en) | 1975-11-01 | 1976-10-29 | Purification of exhaust gases using platinum-rhodium catalysts - with fuel-air ratio controlled by gas compsn. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50131936A JPS5256216A (en) | 1975-11-01 | 1975-11-01 | Exhaust purifying system for internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5256216A true JPS5256216A (en) | 1977-05-09 |
JPS5644771B2 JPS5644771B2 (en) | 1981-10-21 |
Family
ID=15069665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50131936A Granted JPS5256216A (en) | 1975-11-01 | 1975-11-01 | Exhaust purifying system for internal combustion engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5256216A (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4863985A (en) * | 1971-11-22 | 1973-09-05 | ||
JPS49106964A (en) * | 1973-02-01 | 1974-10-11 |
-
1975
- 1975-11-01 JP JP50131936A patent/JPS5256216A/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4863985A (en) * | 1971-11-22 | 1973-09-05 | ||
JPS49106964A (en) * | 1973-02-01 | 1974-10-11 |
Also Published As
Publication number | Publication date |
---|---|
JPS5644771B2 (en) | 1981-10-21 |
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