NO753965L - - Google Patents
Info
- Publication number
- NO753965L NO753965L NO753965A NO753965A NO753965L NO 753965 L NO753965 L NO 753965L NO 753965 A NO753965 A NO 753965A NO 753965 A NO753965 A NO 753965A NO 753965 L NO753965 L NO 753965L
- Authority
- NO
- Norway
- Prior art keywords
- vanadium
- oxides
- catalysts
- carrier material
- catalyst
- Prior art date
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 36
- 239000003054 catalyst Substances 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 18
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical class [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 claims description 15
- 229910001935 vanadium oxide Inorganic materials 0.000 claims description 15
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 14
- 150000003682 vanadium compounds Chemical class 0.000 claims description 12
- 239000012876 carrier material Substances 0.000 claims description 11
- 229910052720 vanadium Inorganic materials 0.000 claims description 11
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 9
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- LXASOGUHMSNFCR-UHFFFAOYSA-D [V+5].[V+5].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O Chemical compound [V+5].[V+5].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O LXASOGUHMSNFCR-UHFFFAOYSA-D 0.000 claims description 5
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 3
- 238000000265 homogenisation Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 13
- 239000000243 solution Substances 0.000 description 12
- 239000000203 mixture Substances 0.000 description 11
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 229910021529 ammonia Inorganic materials 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 5
- 229910017604 nitric acid Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229960000583 acetic acid Drugs 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- CPLPNZFTIJOEIN-UHFFFAOYSA-I [V+5].CC([O-])=O.CC([O-])=O.CC([O-])=O.CC([O-])=O.CC([O-])=O Chemical compound [V+5].CC([O-])=O.CC([O-])=O.CC([O-])=O.CC([O-])=O.CC([O-])=O CPLPNZFTIJOEIN-UHFFFAOYSA-I 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 235000006408 oxalic acid Nutrition 0.000 description 3
- 150000003681 vanadium Chemical class 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20723—Vanadium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS7400008649A CS179083B1 (en) | 1974-12-17 | 1974-12-17 | Mode of vanadium catalyzer production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO753965L true NO753965L (ja) | 1976-06-18 |
Family
ID=5437313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO753965A NO753965L (ja) | 1974-12-17 | 1975-11-25 |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5186091A (ja) |
| AT (1) | AT343610B (ja) |
| CS (1) | CS179083B1 (ja) |
| DD (1) | DD121917A1 (ja) |
| DE (1) | DE2555189A1 (ja) |
| FI (1) | FI753457A (ja) |
| FR (1) | FR2294748A1 (ja) |
| GB (1) | GB1513578A (ja) |
| IT (1) | IT1051083B (ja) |
| NL (1) | NL7514277A (ja) |
| NO (1) | NO753965L (ja) |
| SE (1) | SE7513234L (ja) |
| SU (1) | SU610559A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2450784A1 (fr) * | 1979-03-05 | 1980-10-03 | Rhone Poulenc Ind | Catalyseur d'elimination des oxydes d'azote contenus dans un courant gazeux |
| US4547487A (en) * | 1983-05-19 | 1985-10-15 | Gulf Research & Development Company | Process for preparing catalysts |
| US4518710A (en) * | 1984-01-25 | 1985-05-21 | Uop Inc. | Catalyst for the reduction of nitrogen oxides in gaseous mixtures and method of making the catalyst |
| DE3674692D1 (de) * | 1985-07-29 | 1990-11-08 | Eka Nobel Ab | Katalysator und verfahren zur entfernung von stickstoffoxyden aus abgasen. |
| SE459903B (sv) * | 1987-03-20 | 1989-08-21 | Eka Nobel Ab | Saett att rena roekgaser fraan kvaeveoxider |
-
1974
- 1974-12-17 CS CS7400008649A patent/CS179083B1/cs unknown
-
1975
- 1975-11-25 SE SE7513234A patent/SE7513234L/xx unknown
- 1975-11-25 NO NO753965A patent/NO753965L/no unknown
- 1975-12-08 DE DE19752555189 patent/DE2555189A1/de active Pending
- 1975-12-08 NL NL7514277A patent/NL7514277A/xx not_active Application Discontinuation
- 1975-12-08 FR FR7537406A patent/FR2294748A1/fr not_active Withdrawn
- 1975-12-09 FI FI753457A patent/FI753457A/fi not_active Application Discontinuation
- 1975-12-11 GB GB50798/75A patent/GB1513578A/en not_active Expired
- 1975-12-12 AT AT945575A patent/AT343610B/de not_active IP Right Cessation
- 1975-12-12 DD DD190103A patent/DD121917A1/xx unknown
- 1975-12-16 IT IT30377/75A patent/IT1051083B/it active
- 1975-12-16 JP JP50149177A patent/JPS5186091A/ja active Pending
- 1975-12-17 SU SU752199206A patent/SU610559A1/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5186091A (ja) | 1976-07-28 |
| SU610559A1 (ru) | 1978-06-15 |
| GB1513578A (en) | 1978-06-07 |
| FR2294748A1 (fr) | 1976-07-16 |
| ATA945575A (de) | 1977-10-15 |
| SE7513234L (sv) | 1976-06-18 |
| FI753457A (ja) | 1976-06-18 |
| NL7514277A (nl) | 1976-06-21 |
| DD121917A1 (ja) | 1976-09-05 |
| CS179083B1 (en) | 1977-10-31 |
| DE2555189A1 (de) | 1976-07-01 |
| AT343610B (de) | 1978-06-12 |
| IT1051083B (it) | 1981-04-21 |
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