RU2014107900A - Экструдированный катализатор с сотовой структурой - Google Patents
Экструдированный катализатор с сотовой структурой Download PDFInfo
- Publication number
- RU2014107900A RU2014107900A RU2014107900/04A RU2014107900A RU2014107900A RU 2014107900 A RU2014107900 A RU 2014107900A RU 2014107900/04 A RU2014107900/04 A RU 2014107900/04A RU 2014107900 A RU2014107900 A RU 2014107900A RU 2014107900 A RU2014107900 A RU 2014107900A
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- Russia
- Prior art keywords
- catalyst
- honeycomb
- extruded
- oxide
- washcoat
- Prior art date
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- 239000003054 catalyst Substances 0.000 title claims abstract 80
- 230000001413 cellular effect Effects 0.000 title 1
- 238000000576 coating method Methods 0.000 claims abstract 17
- 239000010457 zeolite Substances 0.000 claims abstract 17
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract 16
- 239000011248 coating agent Substances 0.000 claims abstract 16
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract 12
- 229910052720 vanadium Inorganic materials 0.000 claims abstract 12
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract 12
- 238000010531 catalytic reduction reaction Methods 0.000 claims abstract 10
- 239000007789 gas Substances 0.000 claims abstract 7
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims abstract 6
- 229910001930 tungsten oxide Inorganic materials 0.000 claims abstract 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910000420 cerium oxide Inorganic materials 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims abstract 4
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims abstract 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract 3
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 claims abstract 3
- 229910052802 copper Inorganic materials 0.000 claims abstract 3
- 229910052742 iron Inorganic materials 0.000 claims abstract 3
- 229910052747 lanthanoid Inorganic materials 0.000 claims abstract 3
- 150000002602 lanthanoids Chemical class 0.000 claims abstract 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract 3
- 229910001935 vanadium oxide Inorganic materials 0.000 claims abstract 3
- 229910052723 transition metal Inorganic materials 0.000 claims abstract 2
- 150000003624 transition metals Chemical class 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims 4
- 230000007935 neutral effect Effects 0.000 claims 4
- 238000002485 combustion reaction Methods 0.000 claims 3
- 238000011144 upstream manufacturing Methods 0.000 claims 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 2
- 239000011230 binding agent Substances 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000001125 extrusion Methods 0.000 claims 2
- 239000000945 filler Substances 0.000 claims 2
- 239000000446 fuel Substances 0.000 claims 2
- 238000011065 in-situ storage Methods 0.000 claims 2
- 229910052738 indium Inorganic materials 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 229910000510 noble metal Inorganic materials 0.000 claims 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims 2
- 229910001928 zirconium oxide Inorganic materials 0.000 claims 2
- 239000005995 Aluminium silicate Substances 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- 235000012211 aluminium silicate Nutrition 0.000 claims 1
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- 239000000969 carrier Substances 0.000 claims 1
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- 239000004927 clay Substances 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- 239000010970 precious metal Substances 0.000 claims 1
- 239000002243 precursor Substances 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
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- 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
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- 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
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- 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
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- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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- 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
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/30—Tungsten
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- B01J29/00—Catalysts comprising molecular sieves
- B01J29/005—Mixtures of molecular sieves comprising at least one molecular sieve which is not an aluminosilicate zeolite, e.g. from groups B01J29/03 - B01J29/049 or B01J29/82 - B01J29/89
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- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J29/48—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing arsenic, antimony, bismuth, vanadium, niobium tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
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- B01J29/76—Iron group metals or copper
- B01J29/7615—Zeolite Beta
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- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/76—Iron group metals or copper
- B01J29/763—CHA-type, e.g. Chabazite, LZ-218
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- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/78—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J29/7815—Zeolite Beta
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- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/78—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J29/783—CHA-type, e.g. Chabazite, LZ-218
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- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/80—Mixtures of different zeolites
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- B01J29/82—Phosphates
- B01J29/84—Aluminophosphates containing other elements, e.g. metals, boron
- B01J29/85—Silicoaluminophosphates [SAPO compounds]
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- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/396—Distribution of the active metal ingredient
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- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
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- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
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- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
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- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
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- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
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- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
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Abstract
1. Экструдированный катализатор с сотовой структурой для восстановления оксида азота в соответствии с методом селективного каталитического восстановления (SCR) в выхлопных газах от автомобилей, который содержит экструдированный активный носитель в форме сотовой структуры, содержащий первый каталитически активный компонент для селективного каталитического восстановления (SCR), и с множеством каналов, через которые выхлопные газы протекают во время функционирования, и покрытие из пористого оксида (washcoat), содержащее второй каталитически активный компонент для селективного каталитического восстановления (SCR), нанесенное на экструдированную основу, где первый каталитически активный компонент для селективного каталитического восстановления (SCR) и второй каталитически активный компонент для селективного каталитического восстановления (SCR), каждый независимым образом, выбраны из группы, состоящей из:(i) ванадиевого катализатора с ванадием в качестве каталитически активного компонента;(ii) смешанного оксидного катализатора с одним или несколькими оксидами из оксида церия, оксида циркония и оксида вольфрама в качестве каталитически активного компонента; и(iii) Fe- или Cu-цеолитового катализатора.2. Катализатор с сотовой структурой по п.1, в котором в экструдированном носителе катализатора- ванадиевый катализатор содержит, в качестве активных основных компонентов, оксид ванадия, оксид титана, оксид вольфрама при содержании по объему от 10 до 85%;- смешанный оксидный катализатор содержит в качестве основных компонентов смешанные оксиды, в частности, лантанидов или переходных металлов, в частности, оксида церия, оксида ц�
Claims (28)
1. Экструдированный катализатор с сотовой структурой для восстановления оксида азота в соответствии с методом селективного каталитического восстановления (SCR) в выхлопных газах от автомобилей, который содержит экструдированный активный носитель в форме сотовой структуры, содержащий первый каталитически активный компонент для селективного каталитического восстановления (SCR), и с множеством каналов, через которые выхлопные газы протекают во время функционирования, и покрытие из пористого оксида (washcoat), содержащее второй каталитически активный компонент для селективного каталитического восстановления (SCR), нанесенное на экструдированную основу, где первый каталитически активный компонент для селективного каталитического восстановления (SCR) и второй каталитически активный компонент для селективного каталитического восстановления (SCR), каждый независимым образом, выбраны из группы, состоящей из:
(i) ванадиевого катализатора с ванадием в качестве каталитически активного компонента;
(ii) смешанного оксидного катализатора с одним или несколькими оксидами из оксида церия, оксида циркония и оксида вольфрама в качестве каталитически активного компонента; и
(iii) Fe- или Cu-цеолитового катализатора.
2. Катализатор с сотовой структурой по п.1, в котором в экструдированном носителе катализатора
- ванадиевый катализатор содержит, в качестве активных основных компонентов, оксид ванадия, оксид титана, оксид вольфрама при содержании по объему от 10 до 85%;
- смешанный оксидный катализатор содержит в качестве основных компонентов смешанные оксиды, в частности, лантанидов или переходных металлов, в частности, оксида церия, оксида циркония и оксида вольфрама при содержании по объему от 10 до 85%, и не содержит цеолитов и ванадия;
- металл-цеолитовый катализатор содержит Fe-цеолит или Cu-цеолит при содержании по объему от 10 до 70%,
и где остаток образован в каждом случае каталитически неактивными компонентами, такими как связующие, наполнители, если это требуется, и, когда доля активных компонентов уменьшена, компонентом, который является нейтральным по отношению к экструзионному процессу.
3. Катализатор с сотовой структурой по п.1 или 2, в котором доля активных компонентов в экструдированном носителе уменьшена по сравнению с обычным непокрытым экструдированным катализатором с сотовой структурой и находится, в частности, в интервале от 10 до 60 об.%, предпочтительно в интервале от 10 до 40 об.%.
4. Катализатор с сотовой структурой по п. 1, в котором уменьшенная доля каталитически активного компонента по сравнению с обычным непокрытым экструдированным катализатором с сотовой структурой замещена компонентом в виде глины, компонентом в виде оксида алюминия или компонентом в виде каолина, который является нейтральным по отношению к экструзионному процессу.
5. Катализатор с сотовой структурой по п. 1, в котором доля нейтрального компонента находится в интервале от 10 до 70 об.%, в частности, в интервале 20-50 об.%.
6. Катализатор с сотовой структурой по п. 3, в котором доля нейтрального компонента находится в интервале от 10 до 70 об.%, в частности, в интервале 20-50 об.%.
7. Катализатор с сотовой структурой по п. 1, где, в экструдированном носителе катализатора, остаток образован в каждом случае каталитически неактивными компонентами, содержащими связующие, наполнители или стеклянные волокна, если это требуется.
8. Катализатор с сотовой структурой по п. 1, в котором цеолит в первом или во втором каталитически активном компоненте для SCR представляет собой цеолит MFI, CHA или Beta (Бета).
9. Катализатор с сотовой структурой по п.1, в котором ванадиевый катализатор содержит, в качестве основных компонентов, оксид ванадия, оксид титана и оксид вольфрама.
10. Катализатор с сотовой структурой по п.1, в котором покрытие из пористого оксида (washcoat), по меньшей мере в передней области носителя по отношению к направлению протекания выхлопных газов во время функционирования, не содержит благородных металлов.
11 Катализатор с сотовой структурой по п.1, в котором носитель имеет тыльную область по отношению к направлению протекания выхлопных газов во время функционирования, на которой предпочтительно имеется покрытие из благородного металла, чтобы предотвращать проскакивание аммиака.
12. Катализатор с сотовой структурой по п.11, в котором покрытие из пористого оксида (washcoat) распространяется на всю длину носителя и также покрывает покрытие из благородного металла, в частности, в тыльной области.
13. Катализатор с сотовой структурой по п.1, в котором экструдированный носитель катализатора является смешанным оксидным катализатором, а покрытие из пористого оксида (washcoat) является металл-цеолитовым катализатором, в частности, Fe- или Cu-катализатором.
14. Катализатор с сотовой структурой по по п.1, в котором экструдированный носитель катализатора является смешанным оксидным катализатором, а покрытие из пористого оксида (washcoat) является ванадиевым катализатором.
15. Катализатор с сотовой структурой по п.1, в котором экструдированный носитель катализатора является Fe-цеолитовым катализатором, а покрытие из пористого оксида (washcoat) является Cu-цеолитовым катализатором.
16. Катализатор с сотовой структурой по по п.1, в котором экструдированный носитель катализатора является Cu-цеолитовым катализатором, а покрытие из пористого оксида (washcoat) является Fe-цеолитовым катализатором.
17. Катализатор с сотовой структурой по по п.1, в котором экструдированный носитель катализатора является Fe-цеолитовым катализатором, и покрытие из пористого оксида (washcoat) является ванадиевым катализатором.
18. Катализатор с сотовой структурой по п.1, в котором экструдированный носитель катализатора и покрытие из пористого оксида (washcoat) сформированы из одного и того же катализатора, в частности, являющегося Fe-цеолитовым катализатором.
19. Катализатор с сотовой структурой по п.1, в котором экструдированный носитель катализатора и покрытие из пористого оксида (washcoat) сформированы из одного и того же катализатора, в частности, являющегося Cu-цеолитовым катализатором.
20. Катализатор с сотовой структурой по п.1, в котором экструдированный носитель катализатора и покрытие из пористого оксида (washcoat) сформированы из одного и того же катализатора, в частности, являющегося ванадиевым катализатором.
21. Катализатор с сотовой структурой по п.1, в котором экструдированный носитель катализатора и покрытие из пористого оксида (washcoat) сформированы из одного и того же катализатора, в частности, являющегося смешанным оксидным катализатором с одним или несколькими оксидами, в частности, оксидами переходных металлов или лантанидов в качестве каталитически активного компонента.
22. Катализатор с сотовой структурой по п.1, в котором носитель является ванадиевым катализатором, а покрытие из пористого оксида (washcoat) является Fe-цеолитовым катализатором.
23. Набор осуществленных различным образом выполненных экструдированных катализаторов с сотовой структурой по любому из предшествующих пунктов, где все катализаторы с сотовой структурой в данном наборе имеют одинаковый носитель.
24. Способ изготовления катализатора с сотовой структурой по любому из пп. 1-22, в котором берут сформированные идентичным образом носители и покрывают различными покрытиями из пористого оксида (washcoat).
25. Выхлопная система для автомобильного двигателя внутреннего сгорания, работающего на обедненных топливных смесях, содержащая экструдированный катализатор с сотовой структурой по любому из пп.1-22, размещенный в ее проточном трубопроводе.
26. Выхлопная система по п.25, содержащая средство для инжекции азотсодержащего восстановителя или его предшественника в выхлопные газы выше по потоку по отношению к экструдированному катализатору с сотовой структурой.
27. Двигатель внутреннего сгорания, работающий на обедненных топливных смесях, содержащий выхлопную систему по п.25, содержащую катализатор образования NH3 in situ в потоке выхлопных газов выше по потоку по отношению к экструдированному катализатору с сотовой структурой и средство регулирования для изменения состава выхлопных газов до состава, который способствует образованию NH3 in situ на катализаторе для образования NH3 in situ.
28. Автомобиль, содержащий выхлопную систему по п.25 или 26, или двигатель внутреннего сгорания, работающий на обедненных топливных смесях, по п. 27.
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JP5531501B2 (ja) | 2009-08-21 | 2014-06-25 | 三菱自動車工業株式会社 | 排ガス浄化装置 |
DE102009040352A1 (de) | 2009-09-05 | 2011-03-17 | Johnson Matthey Catalysts (Germany) Gmbh | Verfahren zur Herstellung eines SCR aktiven Zeolith-Katalysators sowie SCR aktiver Zeolith-Katalysator |
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-
2012
- 2012-07-31 GB GB1322431.6A patent/GB2506776B/en active Active
- 2012-07-31 RU RU2014107900A patent/RU2637510C2/ru active
- 2012-07-31 JP JP2014523389A patent/JP2014525833A/ja active Pending
- 2012-07-31 GB GB1318053.4A patent/GB2504024B/en active Active
- 2012-07-31 GB GB1213634.7A patent/GB2493449B/en not_active Withdrawn - After Issue
- 2012-07-31 KR KR1020147003538A patent/KR20140044907A/ko active IP Right Grant
- 2012-07-31 US US13/817,364 patent/US9138731B2/en active Active
- 2012-07-31 CN CN201910444285.0A patent/CN110193363A/zh active Pending
- 2012-07-31 CN CN201510809671.7A patent/CN105363497A/zh active Pending
- 2012-07-31 BR BR112014002409-0A patent/BR112014002409B1/pt active IP Right Grant
- 2012-07-31 CN CN201280038515.XA patent/CN103842076A/zh active Pending
- 2012-07-31 EP EP12751582.3A patent/EP2739389B1/en active Active
- 2012-07-31 WO PCT/GB2012/051857 patent/WO2013017873A1/en active Application Filing
- 2012-08-02 DE DE102012213639A patent/DE102012213639A1/de not_active Ceased
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2015
- 2015-08-17 US US14/827,918 patent/US20160040576A1/en not_active Abandoned
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2016
- 2016-09-29 JP JP2016191518A patent/JP2017060945A/ja active Pending
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GB201322431D0 (en) | 2014-02-05 |
CN105363497A (zh) | 2016-03-02 |
KR20140044907A (ko) | 2014-04-15 |
RU2017131859A (ru) | 2019-02-06 |
BR112014002409B1 (pt) | 2020-03-10 |
WO2013017873A1 (en) | 2013-02-07 |
CN110193363A (zh) | 2019-09-03 |
US9138731B2 (en) | 2015-09-22 |
EP2739389A1 (en) | 2014-06-11 |
GB2493449B (en) | 2014-01-15 |
GB2493449A (en) | 2013-02-06 |
GB201213634D0 (en) | 2012-09-12 |
RU2017131859A3 (ru) | 2020-11-16 |
GB201318053D0 (en) | 2013-11-27 |
DE102012213639A1 (de) | 2013-02-07 |
US10443472B2 (en) | 2019-10-15 |
GB2504024B (en) | 2014-03-12 |
BR112014002409A2 (pt) | 2017-03-28 |
GB2506776A (en) | 2014-04-09 |
JP2017060945A (ja) | 2017-03-30 |
US20160040576A1 (en) | 2016-02-11 |
EP2739389B1 (en) | 2020-01-08 |
JP2014525833A (ja) | 2014-10-02 |
GB2504024A (en) | 2014-01-15 |
CN103842076A (zh) | 2014-06-04 |
US20180298801A1 (en) | 2018-10-18 |
GB2506776B (en) | 2016-01-06 |
RU2637510C2 (ru) | 2017-12-05 |
US20140157763A1 (en) | 2014-06-12 |
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