[go: up one dir, main page]

RU2019132210A - Каталитическое изделие для обработки выхлопных газов - Google Patents

Каталитическое изделие для обработки выхлопных газов Download PDF

Info

Publication number
RU2019132210A
RU2019132210A RU2019132210A RU2019132210A RU2019132210A RU 2019132210 A RU2019132210 A RU 2019132210A RU 2019132210 A RU2019132210 A RU 2019132210A RU 2019132210 A RU2019132210 A RU 2019132210A RU 2019132210 A RU2019132210 A RU 2019132210A
Authority
RU
Russia
Prior art keywords
zone
product according
catalytic product
molecular sieve
copper
Prior art date
Application number
RU2019132210A
Other languages
English (en)
Other versions
RU2772861C2 (ru
RU2019132210A3 (ru
Inventor
Оливье ЗОННТАГ
Тим ГЕНШОВ
Гудмунд СМЕДЛЕР
Эндрю Питер УОЛКЕР
Микаэль ЛАРССОН
Пенелопа МАРКАТУ
Линчжи ЧЖАН
Джейн ГЭСТ
Original Assignee
Джонсон Мэтти Паблик Лимитед Компани
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=53366260&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=RU2019132210(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Джонсон Мэтти Паблик Лимитед Компани filed Critical Джонсон Мэтти Паблик Лимитед Компани
Publication of RU2019132210A publication Critical patent/RU2019132210A/ru
Publication of RU2019132210A3 publication Critical patent/RU2019132210A3/ru
Application granted granted Critical
Publication of RU2772861C2 publication Critical patent/RU2772861C2/ru

Links

Classifications

    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • 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
    • 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
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9463—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick
    • B01D53/9472—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick in different zones
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/72—Copper
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • 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
    • 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
    • B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
    • B01J29/072—Iron group metals or copper
    • 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
    • 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
    • B01J29/70—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
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/82—Phosphates
    • B01J29/84—Aluminophosphates containing other elements, e.g. metals, boron
    • B01J29/85—Silicoaluminophosphates [SAPO compounds]
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/19—Catalysts containing parts with different compositions
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • 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
    • B01J35/57—Honeycombs
    • 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]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • 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
    • B01D2255/20761—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/30—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/903—Multi-zoned catalysts
    • B01D2255/9032—Two zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/903—Multi-zoned catalysts
    • B01D2255/9035—Three zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/903—Multi-zoned catalysts
    • B01D2255/9037—More than three zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/915—Catalyst supported on particulate filters
    • B01D2255/9155—Wall flow filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/404—Nitrogen oxides other than dinitrogen oxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • 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
    • F01N2370/00—Selection of materials for exhaust purification
    • F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors
    • F01N2370/04—Zeolitic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)

Claims (21)

1. Каталитическое изделие, содержащее:
a. проточную сотовую подложку с входной стороной, выходной стороной, осевой длиной от входной стороны до выходной стороны и множеством каналов, образуемых стенками каналов, проходящих от входной стороны до выходной стороны;
b. первую композицию катализатора NH3-СКВ, нанесенную на и/или внутрь стенок каналов в первой зоне; и
c. вторую композицию катализатора NH3-СКВ, нанесенную на и/или внутрь стенок каналов во второй зоне, при условии, что первая зона расположена выше по потоку от второй зоны, и первая и вторая зоны расположены рядом друг с другом или по меньшей мере частично перекрываются;
причем первая композиция катализатора NH3-СКВ содержит первое молекулярное сито, содержащее медь, с атомным отношением меди к алюминию от примерно 0,1 до 0,375, а вторая композиция катализатора NH3-СКВ содержит второе молекулярное сито, содержащее медь, с атомным отношением меди к алюминию от примерно 0,3 до примерно 0,6.
2. Каталитическое изделие по п. 1, в котором первая зона расположена рядом со второй зоной.
3. Каталитическое изделие по п. 1, в котором первая зона полностью накладывается на вторую зону.
4. Каталитическое изделие по п. 1, в которой первая зона проходит от входной стороны до первой конечной точки, расположенной на расстоянии примерно от 10 до 40 процентов от осевой длины, и причем вторая зона составляет примерно от 20 до 90 процентов от осевой длины, при условии, что первая и вторая зоны расположены рядом друг с другом или перекрываются меньше чем на 90 процентов от осевой длины.
5. Каталитическое изделие по п. 4, в котором первая зона перекрывается со второй зоной.
6. Каталитическое изделие по п. 4, в котором вторая зона перекрывается с первой зоной.
7. Каталитическое изделие по п. 1, в котором первое молекулярное сито, содержащее медь, имеет меньшую концентрацию меди по сравнению со вторым молекулярным ситом, содержащим медь.
8. Каталитическое изделие по п. 2, в котором первое молекулярное сито, содержащее медь, имеет загрузку по меди примерно от 50 до 90 процентов от загрузки второго молекулярного сита, содержащего медь.
9. Каталитическое изделие по п. 1, в котором первое молекулярное сито, содержащее медь, имеет первое значение SAR, а второе молекулярное сито, содержащее медь, имеет второе значение SAR, которое больше, чем первое значение SAR.
10. Каталитическое изделие по п. 9, в котором первое молекулярное сито представляет собой алюмосиликат со значением SAR от примерно 10 до примерно 20, а второе молекулярное сито представляет собой алюмосиликат со значением SAR от примерно 20 до примерно 50.
11. Каталитическое изделие по п. 9, в котором первое и второе молекулярные сита имеют мелкопористый каркас.
12. Каталитическое изделие по п. 9, где первое и второе молекулярные сита имеют каркас CHA.
13. Каталитическое изделие по п. 9, в котором первое молекулярное сито представляет собой силикоалюмофосфат, а второе молекулярное сито представляет собой алюмосиликат со значением SAR от примерно 15 до примерно 50.
14. Каталитическое изделие по п. 4, в котором первая и вторая зоны перекрываются с образованием третьей зоны катализатора, причем третья зона имеет более высокое содержание меди по сравнению с первой и второй зонами по отдельности.
15. Каталитическое изделие по п. 1, дополнительно содержащее зону ASC с катализатором окисления аммиака, нанесенного на и/или внутрь стенок каналов, причем зона ASC проходит от выходной стороны на расстояние примерно от 10 до 50 процентов от осевой длины и не контактирует с первой зоной.
16. Каталитическое изделие по п. 15, в котором вторая композиция катализатора NH3-СКВ полностью перекрывается с катализатором окисления.
17. Каталитическое изделие по п. 16, в котором катализатор окисления содержит платину.
RU2019132210A 2014-05-16 2015-05-15 Каталитическое изделие для обработки выхлопных газов RU2772861C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461994571P 2014-05-16 2014-05-16
US61/994,571 2014-05-16

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
RU2016149400A Division RU2704800C2 (ru) 2014-05-16 2015-05-15 Каталитическое изделие для обработки выхлопных газов

Publications (3)

Publication Number Publication Date
RU2019132210A true RU2019132210A (ru) 2019-11-07
RU2019132210A3 RU2019132210A3 (ru) 2021-12-06
RU2772861C2 RU2772861C2 (ru) 2022-05-26

Family

ID=

Also Published As

Publication number Publication date
WO2015175921A2 (en) 2015-11-19
EP3142773A2 (en) 2017-03-22
BR122022003711B1 (pt) 2022-09-06
EP3466521A1 (en) 2019-04-10
WO2015175921A3 (en) 2016-01-07
CN114669190B (zh) 2023-10-03
EP3142773B1 (en) 2019-03-06
US9545602B2 (en) 2017-01-17
CN114669190A (zh) 2022-06-28
BR112016026502A2 (pt) 2017-08-15
KR20170003680A (ko) 2017-01-09
RU2016149400A (ru) 2018-06-20
GB201508393D0 (en) 2015-07-01
DE102015107647A1 (de) 2015-12-03
RU2016149400A3 (ru) 2018-10-09
CN106457147A (zh) 2017-02-22
US20160008759A1 (en) 2016-01-14
DK3142773T3 (da) 2019-06-11
CN106457147B (zh) 2022-03-29
RU2019132210A3 (ru) 2021-12-06
EP3466521B1 (en) 2021-04-28
GB2530129A (en) 2016-03-16
JP2017522170A (ja) 2017-08-10
GB2530129B (en) 2016-10-26
RU2704800C2 (ru) 2019-10-31
JP6634545B2 (ja) 2020-01-22

Similar Documents

Publication Publication Date Title
RU2016149400A (ru) Каталическое изделие для обработки выхлопных газов
RU2017107162A (ru) Зонированный катализатор для обработки отработанного газа
RU2017133481A (ru) Система обработки выхлопного газа
Günter et al. Structural snapshots of the SCR reaction mechanism on Cu-SSZ-13
RU2017108240A (ru) Зонированный катализатор для обработки отработавшего газа
Ruggeri et al. Identification of nitrites/HONO as primary products of NO oxidation over Fe-ZSM-5 and their role in the Standard SCR mechanism: A chemical trapping study
Chu et al. Synthesis and performance of vanadium-based catalysts for the selective oxidation of light alkanes
JP2016539803A5 (ru)
GB2543166A (en) SCR Catalysts having improved low temperature performance and methods of making and using the same
JP2016536126A5 (ru)
RU2015138782A (ru) Способ и катализатор для одновременного удаления монооксида углерода и оксидов азота из дымовых или выхлопных газов
RU2017137623A (ru) Многофункциональные фильтры для регулирования выбросов дизельного двигателя
RU2015143692A (ru) Каталическая система селективного каталического восстановления
RU2015150900A (ru) Зонированный каталитический нейтрализатор для снижения выбросов n2o
RU2019139697A (ru) Зонированная система выпуска отработавших газов
MX2023001935A (es) Composiciones catalizadoras de tamiz molecular, compuestos, sistemas y metodos cataliticos.
RU2015143209A (ru) Алюмосиликатное или силикоалюмофосфатное молекулярное сито/октаэдрическое молекулярное сито на основе марганца в качестве катализаторов для обработки выхлопных газов
MX386136B (es) Sistemas de tratamiento de gases de escape.
MX350977B (es) Filtro catalítico de hollín y sistemas y métodos de tratamiento de emisiones.
JP2009106913A5 (ru)
WO2014145775A8 (en) Methods for oxidation and two-way and three-way zpgm catalyst systems and apparatus comprising same
BR112018074248A2 (pt) processo para a produção de um catalisador, catalisadores, método para a redução catalítica seletiva de nox e uso de um catalisador
ATE387254T1 (de) Abgasreinigungskatalysator mit axial variierender edelmetallkonzentration und herstellungsverfahren dafür
ATE521398T1 (de) Gasfilterstruktur mit asymmetrischen hexagonalen kanälen
Elizundia et al. Controlling the selectivity to N2O over Pt/Ba/Al2O3 NOX storage/reduction catalysts