JPS5987046A - 排ガス浄化用触媒 - Google Patents
排ガス浄化用触媒Info
- Publication number
- JPS5987046A JPS5987046A JP57196480A JP19648082A JPS5987046A JP S5987046 A JPS5987046 A JP S5987046A JP 57196480 A JP57196480 A JP 57196480A JP 19648082 A JP19648082 A JP 19648082A JP S5987046 A JPS5987046 A JP S5987046A
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- activity
- gas
- exhaust gas
- element selected
- 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
- 239000003054 catalyst Substances 0.000 title claims abstract description 37
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 6
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 5
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 20
- 230000003197 catalytic effect Effects 0.000 abstract description 6
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 229910052748 manganese Inorganic materials 0.000 abstract description 4
- 230000001590 oxidative effect Effects 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 238000005336 cracking Methods 0.000 abstract 1
- 229910052746 lanthanum Inorganic materials 0.000 abstract 1
- 230000002829 reductive effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 25
- 239000008188 pellet Substances 0.000 description 9
- 238000002485 combustion reaction Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 238000006467 substitution reaction Methods 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000010757 Reduction Activity Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910002254 LaCoO3 Inorganic materials 0.000 description 1
- 230000010718 Oxidation Activity Effects 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 210000000744 eyelid Anatomy 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57196480A JPS5987046A (ja) | 1982-11-09 | 1982-11-09 | 排ガス浄化用触媒 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57196480A JPS5987046A (ja) | 1982-11-09 | 1982-11-09 | 排ガス浄化用触媒 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5987046A true JPS5987046A (ja) | 1984-05-19 |
| JPH0347144B2 JPH0347144B2 (enrdf_load_stackoverflow) | 1991-07-18 |
Family
ID=16358489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57196480A Granted JPS5987046A (ja) | 1982-11-09 | 1982-11-09 | 排ガス浄化用触媒 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5987046A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0427435A (ja) * | 1990-05-23 | 1992-01-30 | Sakai Chem Ind Co Ltd | 窒素酸化物接触還元用触媒 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2838336B2 (ja) * | 1991-09-12 | 1998-12-16 | 工業技術院長 | 窒素酸化物接触還元用触媒 |
-
1982
- 1982-11-09 JP JP57196480A patent/JPS5987046A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0427435A (ja) * | 1990-05-23 | 1992-01-30 | Sakai Chem Ind Co Ltd | 窒素酸化物接触還元用触媒 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0347144B2 (enrdf_load_stackoverflow) | 1991-07-18 |
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