JPS52139685A - Exhaust gas purification catalyst and production thereof - Google Patents
Exhaust gas purification catalyst and production thereofInfo
- Publication number
- JPS52139685A JPS52139685A JP5665776A JP5665776A JPS52139685A JP S52139685 A JPS52139685 A JP S52139685A JP 5665776 A JP5665776 A JP 5665776A JP 5665776 A JP5665776 A JP 5665776A JP S52139685 A JPS52139685 A JP S52139685A
- Authority
- JP
- Japan
- Prior art keywords
- production
- exhaust gas
- gas purification
- purification catalyst
- supporting
- 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 Treatment By Means Of Catalyst (AREA)
Abstract
PURPOSE: To produce a heat resistant and durable catalyst with high NOs purification efficiency even at low temperature and excellent poisoning resistance by which CO and hydrocarbons can be removed as well, by supporting P and Ba or P, Ba, and Ni on a carrier based on alumina and further supporting Pt and Rh.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5665776A JPS52139685A (en) | 1976-05-19 | 1976-05-19 | Exhaust gas purification catalyst and production thereof |
US05/782,759 US4128503A (en) | 1976-03-31 | 1977-03-30 | Catalyst for purifying exhaust and waste gases and method for preparation thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5665776A JPS52139685A (en) | 1976-05-19 | 1976-05-19 | Exhaust gas purification catalyst and production thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52139685A true JPS52139685A (en) | 1977-11-21 |
JPS5541141B2 JPS5541141B2 (en) | 1980-10-22 |
Family
ID=13033442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5665776A Granted JPS52139685A (en) | 1976-03-31 | 1976-05-19 | Exhaust gas purification catalyst and production thereof |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52139685A (en) |
-
1976
- 1976-05-19 JP JP5665776A patent/JPS52139685A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5541141B2 (en) | 1980-10-22 |
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