JPS5256217A - Exhaust purifying system for internal combustion engine - Google Patents
Exhaust purifying system for internal combustion engineInfo
- Publication number
- JPS5256217A JPS5256217A JP50131937A JP13193775A JPS5256217A JP S5256217 A JPS5256217 A JP S5256217A JP 50131937 A JP50131937 A JP 50131937A JP 13193775 A JP13193775 A JP 13193775A JP S5256217 A JPS5256217 A JP S5256217A
- 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
Abstract
PURPOSE: The provision of the catalyst to make the heat resistant granular carrier carry platinum and rhodium at the settled weight % in the exhaust system of the engine which has the superfluous air ratio varying from 0.97 to 1.15 eliminates HC, CO and NOx in the exhaust at the same time.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50131937A JPS5256217A (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 |
---|---|---|---|
JP50131937A JPS5256217A (en) | 1975-11-01 | 1975-11-01 | Exhaust purifying system for internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5256217A true JPS5256217A (en) | 1977-05-09 |
JPS5644772B2 JPS5644772B2 (en) | 1981-10-21 |
Family
ID=15069687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50131937A Granted JPS5256217A (en) | 1975-11-01 | 1975-11-01 | Exhaust purifying system for internal combustion engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5256217A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5432167A (en) * | 1977-08-15 | 1979-03-09 | Osaka Sanso Kougiyou Kk | Gas purification |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4863985A (en) * | 1971-11-22 | 1973-09-05 | ||
JPS49106964A (en) * | 1973-02-01 | 1974-10-11 | ||
JPS50131936A (en) * | 1974-03-19 | 1975-10-18 |
-
1975
- 1975-11-01 JP JP50131937A patent/JPS5256217A/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4863985A (en) * | 1971-11-22 | 1973-09-05 | ||
JPS49106964A (en) * | 1973-02-01 | 1974-10-11 | ||
JPS50131936A (en) * | 1974-03-19 | 1975-10-18 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5432167A (en) * | 1977-08-15 | 1979-03-09 | Osaka Sanso Kougiyou Kk | Gas purification |
Also Published As
Publication number | Publication date |
---|---|
JPS5644772B2 (en) | 1981-10-21 |
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