JPS5217365A - Catalytic reduction and decomposition process for nitrogen oxides - Google Patents
Catalytic reduction and decomposition process for nitrogen oxidesInfo
- Publication number
- JPS5217365A JPS5217365A JP50093465A JP9346575A JPS5217365A JP S5217365 A JPS5217365 A JP S5217365A JP 50093465 A JP50093465 A JP 50093465A JP 9346575 A JP9346575 A JP 9346575A JP S5217365 A JPS5217365 A JP S5217365A
- Authority
- JP
- Japan
- Prior art keywords
- nitrogen oxides
- catalytic reduction
- decomposition process
- internal combustion
- nitric acid
- 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.)
- Pending
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title 3
- 238000003421 catalytic decomposition reaction Methods 0.000 title 1
- 238000010531 catalytic reduction reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 238000002485 combustion reaction Methods 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
Landscapes
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
PURPOSE: NOx contained in exhaust gases emitted from internal combustion engines or nitric acid plants, etc. is catalytically reduced by NH3 at relatively high temperatures (above 400°C) at extremely high decomposition efficiency.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50093465A JPS5217365A (en) | 1975-07-31 | 1975-07-31 | Catalytic reduction and decomposition process for nitrogen oxides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50093465A JPS5217365A (en) | 1975-07-31 | 1975-07-31 | Catalytic reduction and decomposition process for nitrogen oxides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5217365A true JPS5217365A (en) | 1977-02-09 |
Family
ID=14083072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50093465A Pending JPS5217365A (en) | 1975-07-31 | 1975-07-31 | Catalytic reduction and decomposition process for nitrogen oxides |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5217365A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57127426A (en) * | 1981-01-29 | 1982-08-07 | Nippon Shokubai Kagaku Kogyo Co Ltd | Method for removal of nitrogen oxide |
-
1975
- 1975-07-31 JP JP50093465A patent/JPS5217365A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57127426A (en) * | 1981-01-29 | 1982-08-07 | Nippon Shokubai Kagaku Kogyo Co Ltd | Method for removal of nitrogen oxide |
| JPS6215247B2 (en) * | 1981-01-29 | 1987-04-07 | Nippon Shokubai Kagaku Kogyo Kk |
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