BR112022010275A2 - Composição de catalisador de oxidação, artigo de catalisador de oxidação, artigo de filtro de fuligem catalisado, sistema de tratamento de gás de escape e método para tratar uma corrente de gás de escape - Google Patents
Composição de catalisador de oxidação, artigo de catalisador de oxidação, artigo de filtro de fuligem catalisado, sistema de tratamento de gás de escape e método para tratar uma corrente de gás de escapeInfo
- Publication number
- BR112022010275A2 BR112022010275A2 BR112022010275A BR112022010275A BR112022010275A2 BR 112022010275 A2 BR112022010275 A2 BR 112022010275A2 BR 112022010275 A BR112022010275 A BR 112022010275A BR 112022010275 A BR112022010275 A BR 112022010275A BR 112022010275 A2 BR112022010275 A2 BR 112022010275A2
- Authority
- BR
- Brazil
- Prior art keywords
- exhaust gas
- oxidation catalyst
- article
- composition
- catalyst
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 10
- 230000003647 oxidation Effects 0.000 title abstract 8
- 238000007254 oxidation reaction Methods 0.000 title abstract 8
- 238000000034 method Methods 0.000 title abstract 3
- 239000004071 soot Substances 0.000 title abstract 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 5
- 239000002923 metal particle Substances 0.000 abstract 4
- 239000002245 particle Substances 0.000 abstract 3
- 230000032683 aging Effects 0.000 abstract 1
Classifications
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- 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
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- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/42—Platinum
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- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
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- 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
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
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- 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
- B01D53/9477—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 separate bricks, e.g. exhaust systems
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- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
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- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
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- 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
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- 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
- B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
- B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
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- 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
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/391—Physical properties of the active metal ingredient
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- 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
- B01J35/30—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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- 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
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0072—Preparation of particles, e.g. dispersion of droplets in an oil bath
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
- B01J37/0221—Coating of particles
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/04—Mixing
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
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- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/16—Reducing
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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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
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- 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
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- 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
- B01D2255/20707—Titanium
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/92—Dimensions
- B01D2255/9202—Linear dimensions
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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
- F01N2370/00—Selection of materials for exhaust purification
- F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Toxicology (AREA)
- General Engineering & Computer Science (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Processes For Solid Components From Exhaust (AREA)
Abstract
COMPOSIÇÃO DE CATALISADOR DE OXIDAÇÃO, ARTIGO DE CATALISADOR DE OXIDAÇÃO, ARTIGO DE FILTRO DE FULIGEM CATALISADO, SISTEMA DE TRATAMENTO DE GÁS DE ESCAPE E MÉTODO PARA TRATAR UMA CORRENTE DE GÁS DE ESCAPE. Trata se de uma composição de catalisador de oxidação, em que a composição inclui uma pluralidade de partículas de metal do grupo da platina que tem uma distribuição multimodal de tamanhos de partículas. A pluralidade de partículas de metal do grupo da platina inclui uma primeira população de partículas de metal do grupo da platina com uma faixa de tamanhos de partícula de cerca de 0,5 nm a cerca de 3 nm e uma segunda população de partículas de metal do grupo da platina com uma faixa de tamanhos de partícula de cerca de 4 nm a cerca de 15 nm. Métodos para a preparação e uso da composição de catalisador também são fornecidos, bem como artigos de catalisador e sistemas de tratamento de gás de emissão empregando tais artigos de catalisador. O catalisador exige estabilidade aprimorada em relação ao desempenho de oxidação após passar por degreening e/ou envelhecimento, em comparação a catalisadores de oxidação convencionais, em particular menos perda de desempenho de oxidação de NOx.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962941184P | 2019-11-27 | 2019-11-27 | |
PCT/US2020/062454 WO2021108736A1 (en) | 2019-11-27 | 2020-11-26 | Thermal aging resilient oxidation catalyst for diesel emission control |
Publications (1)
Publication Number | Publication Date |
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BR112022010275A2 true BR112022010275A2 (pt) | 2022-08-09 |
Family
ID=74175932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112022010275A BR112022010275A2 (pt) | 2019-11-27 | 2020-11-26 | Composição de catalisador de oxidação, artigo de catalisador de oxidação, artigo de filtro de fuligem catalisado, sistema de tratamento de gás de escape e método para tratar uma corrente de gás de escape |
Country Status (7)
Country | Link |
---|---|
US (1) | US20230001386A1 (pt) |
EP (1) | EP4065273A1 (pt) |
JP (1) | JP2023505657A (pt) |
KR (1) | KR20220102623A (pt) |
CN (1) | CN114746177B (pt) |
BR (1) | BR112022010275A2 (pt) |
WO (1) | WO2021108736A1 (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022258961A1 (en) * | 2021-06-10 | 2022-12-15 | Johnson Matthey Public Limited Company | Improved twc activity using rhodium/platinum and tannic acid as a complexing and reducing agent |
US11845065B2 (en) * | 2021-06-10 | 2023-12-19 | Johnson Matthey Public Limited Company | Palladium fixing and low fresh oxygen storage capacity using tannic acid as a complexing and reducing agent |
US20230234040A1 (en) * | 2021-12-09 | 2023-07-27 | Johnson Matthey Public Limited Company | Humic acid assisted metal nanoparticle synthesis for three-way catalysis application |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR8502767A (pt) * | 1984-06-14 | 1986-02-18 | Engelhard Corp | Processo para oxidar simultaneamente hidrocarbonetos gasosos e monoxido de carbono,processo para preparacao de catalisador de tres vias,e processo para oxidacao de hidrocarbonetos e monosido de carbono e para reducao de oxidos de nitrogenio em uma corrente de gas |
US7229597B2 (en) | 2003-08-05 | 2007-06-12 | Basfd Catalysts Llc | Catalyzed SCR filter and emission treatment system |
JP3912377B2 (ja) * | 2003-12-25 | 2007-05-09 | 日産自動車株式会社 | 排ガス浄化用触媒粉末の製造方法 |
US8845974B2 (en) * | 2010-11-24 | 2014-09-30 | Basf Corporation | Advanced catalyzed soot filters and method of making and using the same |
US9034287B2 (en) * | 2013-03-13 | 2015-05-19 | Basf Corporation | Catalyst compositions, articles, methods and systems |
CA2962786A1 (en) | 2014-10-07 | 2016-04-14 | Basf Corporation | Synthesis of colloidal precious metal nanoparticles with controlled size and morphology |
WO2016070090A1 (en) | 2014-10-30 | 2016-05-06 | Basf Corporation | Mixed metal large crystal molecular sieve catalyst compositions, catalytic articles, systems and method |
JP7051288B2 (ja) | 2015-12-21 | 2022-04-11 | キヤノン株式会社 | 造形装置、および造形用データを生成するためのデータ処理装置、および立体物の製造方法 |
WO2017118932A1 (en) * | 2016-01-06 | 2017-07-13 | Basf Corporation | Diesel oxidation catalyst comprising platinum group metal nanoparticles |
CN107297206A (zh) * | 2016-04-14 | 2017-10-27 | 巴斯夫公司 | 用于稀燃压缩天然气发动机的氧化催化剂 |
BR112019000411A2 (pt) * | 2016-07-28 | 2019-04-30 | Basf Corporation | artigo de catalisador, método para a redução de um ou mais dos níveis de co, hc e nox em um fluxo de emissão de gás de exaustão, sistema de tratamento de gás de exaustão e método para a fabricação de um artigo de catalisadores |
US9901907B1 (en) * | 2016-08-31 | 2018-02-27 | GM Global Technology Operations LLC | Catalytic converters with age-suppressing catalysts |
EP3730212A1 (en) * | 2019-04-26 | 2020-10-28 | Umicore Ag & Co. Kg | Precious metal and precious metal alloy nanoparticles having a bimodal size distribution |
-
2020
- 2020-11-26 BR BR112022010275A patent/BR112022010275A2/pt unknown
- 2020-11-26 JP JP2022531044A patent/JP2023505657A/ja active Pending
- 2020-11-26 US US17/756,482 patent/US20230001386A1/en active Pending
- 2020-11-26 CN CN202080082382.0A patent/CN114746177B/zh active Active
- 2020-11-26 EP EP20839165.6A patent/EP4065273A1/en active Pending
- 2020-11-26 KR KR1020227017700A patent/KR20220102623A/ko unknown
- 2020-11-26 WO PCT/US2020/062454 patent/WO2021108736A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2021108736A1 (en) | 2021-06-03 |
JP2023505657A (ja) | 2023-02-10 |
EP4065273A1 (en) | 2022-10-05 |
CN114746177B (zh) | 2024-05-28 |
CN114746177A (zh) | 2022-07-12 |
US20230001386A1 (en) | 2023-01-05 |
KR20220102623A (ko) | 2022-07-20 |
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