WO2008126861A1 - 排ガス浄化フィルタとその製造方法 - Google Patents
排ガス浄化フィルタとその製造方法 Download PDFInfo
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- WO2008126861A1 WO2008126861A1 PCT/JP2008/057007 JP2008057007W WO2008126861A1 WO 2008126861 A1 WO2008126861 A1 WO 2008126861A1 JP 2008057007 W JP2008057007 W JP 2008057007W WO 2008126861 A1 WO2008126861 A1 WO 2008126861A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- catalyst layer
- side catalyst
- inlet
- outlet
- producing
- Prior art date
Links
- 238000000746 purification Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 239000003054 catalyst Substances 0.000 abstract 7
- 229910000510 noble metal Inorganic materials 0.000 abstract 3
- 239000000463 material Substances 0.000 abstract 2
- 239000013618 particulate matter Substances 0.000 abstract 2
- 238000001179 sorption measurement Methods 0.000 abstract 2
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
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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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
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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
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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
- B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
- B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
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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
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/58—Platinum group metals with alkali- or alkaline earth metals
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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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0242—Coating followed by impregnation
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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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
- F01N3/0222—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
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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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
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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
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1023—Palladium
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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
- B01D2255/1025—Rhodium
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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
- B01D2255/202—Alkali metals
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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
- B01D2255/204—Alkaline earth metals
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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
- B01D2255/91—NOx-storage component incorporated in the catalyst
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- 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
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- 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
- B01D2258/014—Stoichiometric gasoline engines
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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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- 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
- F01N2250/00—Combinations of different methods of purification
- F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
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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
- F01N2330/00—Structure of catalyst support or particle filter
- F01N2330/60—Discontinuous, uneven properties of filter material, e.g. different material thickness along the longitudinal direction; Higher filter capacity upstream than downstream in same housing
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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
- F01N2510/00—Surface coverings
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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
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
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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
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/10—Carbon or carbon oxides
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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
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/14—Nitrogen oxides
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- 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
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- 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
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49345—Catalytic device making
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Filtering Materials (AREA)
Abstract
流出側触媒層22には流入側触媒層20における貴金属濃度以上の濃度で貴金属が含まれ、流入側触媒層20、細孔触媒層21及び流出側触媒層22には流入側触媒層20が流出側触媒層22より多い含有量でNOx吸蔵材を含む。主として流入側でPMが浄化され、主として流出側でNOxが浄化される。したがって貴金属の活性の低下が抑制されるとともに、PM及びNOxを効率よく浄化できる。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08740110A EP2133148B1 (en) | 2007-04-09 | 2008-04-09 | Exhaust-gas converting filter and production process for the same |
AT08740110T ATE550096T1 (de) | 2007-04-09 | 2008-04-09 | Abgasumwandlungsfilter und entsprechendes herstellungsverfahren |
CN200880008875.9A CN101636228B (zh) | 2007-04-09 | 2008-04-09 | 排气净化过滤器和其制造方法 |
KR1020097019307A KR101129812B1 (ko) | 2007-04-09 | 2008-04-09 | 배기 가스 정화 필터와 그 제조 방법 |
US12/574,780 US8409519B2 (en) | 2007-04-09 | 2009-10-07 | Exhaust-gas converting filter and production process for the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-101810 | 2007-04-09 | ||
JP2007101810A JP4845795B2 (ja) | 2007-04-09 | 2007-04-09 | 排ガス浄化フィルタとその製造方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/574,780 Continuation US8409519B2 (en) | 2007-04-09 | 2009-10-07 | Exhaust-gas converting filter and production process for the same |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008126861A1 true WO2008126861A1 (ja) | 2008-10-23 |
Family
ID=39863958
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/057007 WO2008126861A1 (ja) | 2007-04-09 | 2008-04-09 | 排ガス浄化フィルタとその製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8409519B2 (ja) |
EP (1) | EP2133148B1 (ja) |
JP (1) | JP4845795B2 (ja) |
KR (1) | KR101129812B1 (ja) |
CN (1) | CN101636228B (ja) |
AT (1) | ATE550096T1 (ja) |
WO (1) | WO2008126861A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009226376A (ja) * | 2008-03-25 | 2009-10-08 | Ngk Insulators Ltd | 触媒担持フィルタ |
EP2322773A1 (de) * | 2009-10-28 | 2011-05-18 | Umicore AG & Co. KG | Verfahren zue Reinigung von Verbrennungsmotorenabgasen |
JP2019198837A (ja) * | 2018-05-17 | 2019-11-21 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒の製造方法 |
JP2019198839A (ja) * | 2018-05-17 | 2019-11-21 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒 |
WO2019221217A1 (ja) * | 2018-05-17 | 2019-11-21 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒 |
JP2021137766A (ja) * | 2020-03-09 | 2021-09-16 | トヨタ自動車株式会社 | 排ガス浄化装置 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101970817B (zh) | 2008-02-05 | 2018-01-26 | 巴斯夫公司 | 具有微粒捕集器的汽油发动机排放处理系统 |
JP5558013B2 (ja) * | 2009-03-04 | 2014-07-23 | ジョンソン・マッセイ・ジャパン合同会社 | 排気浄化触媒およびそれを用いた排気処理装置 |
JP2011025193A (ja) * | 2009-07-28 | 2011-02-10 | Toyota Motor Corp | 排ガス浄化構造体及びその製造方法 |
WO2011125768A1 (ja) * | 2010-03-31 | 2011-10-13 | 日本碍子株式会社 | ハニカムフィルタ |
JP5440339B2 (ja) * | 2010-04-09 | 2014-03-12 | 株式会社デンソー | 排ガス浄化フィルタ |
JP5434762B2 (ja) * | 2010-04-09 | 2014-03-05 | 株式会社デンソー | 排ガス浄化フィルタ |
JP5599747B2 (ja) * | 2011-03-24 | 2014-10-01 | 日本碍子株式会社 | ハニカム構造体及びその製造方法 |
EP2832962B1 (en) * | 2012-03-30 | 2016-08-17 | Toyota Jidosha Kabushiki Kaisha | Particulate filter |
EP2657474A1 (de) * | 2012-04-26 | 2013-10-30 | Bernhard Kahlert | Beschichteter Partikelfilter, Katalysator und Einrichtung mit denselben |
EP2873817A4 (en) * | 2012-06-28 | 2016-05-25 | Mitsui Mining & Smelting Co | DIESEL PARTICLE FILTER AND EXHAUST GAS CLEANING DEVICE |
JP6200212B2 (ja) * | 2012-12-03 | 2017-09-20 | 日本碍子株式会社 | ハニカム触媒体 |
JP6346642B2 (ja) * | 2016-09-26 | 2018-06-20 | 株式会社キャタラー | 排ガス浄化用触媒 |
JP2018143955A (ja) * | 2017-03-06 | 2018-09-20 | イビデン株式会社 | ハニカムフィルタ |
US11420189B2 (en) * | 2017-07-11 | 2022-08-23 | Cataler Corporation | Exhaust gas purification catalyst |
US11364489B2 (en) * | 2017-10-19 | 2022-06-21 | Cataler Corporation | Exhaust gas purifying catalyst |
KR102400544B1 (ko) * | 2017-12-04 | 2022-05-23 | 한국전자통신연구원 | 링 전압 제어 발진기를 이용한 광대역 주파수 발진회로 및 주파수 발진방법 |
WO2020039650A1 (ja) * | 2018-08-22 | 2020-02-27 | 三井金属鉱業株式会社 | 排ガス浄化用触媒 |
JP6781742B2 (ja) * | 2018-09-12 | 2020-11-04 | イビデン株式会社 | ハニカム構造体 |
JPWO2022163720A1 (ja) * | 2021-02-01 | 2022-08-04 | ||
WO2023167128A1 (ja) * | 2022-03-01 | 2023-09-07 | 株式会社キャタラー | 排ガス浄化用触媒の製造方法 |
Citations (8)
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WO1993012863A1 (en) * | 1991-12-27 | 1993-07-08 | Toyota Jidosha Kabushiki Kaisha | Exhaust emission control device in internal combustion engine |
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2007
- 2007-04-09 JP JP2007101810A patent/JP4845795B2/ja not_active Expired - Fee Related
-
2008
- 2008-04-09 AT AT08740110T patent/ATE550096T1/de active
- 2008-04-09 CN CN200880008875.9A patent/CN101636228B/zh not_active Expired - Fee Related
- 2008-04-09 EP EP08740110A patent/EP2133148B1/en not_active Not-in-force
- 2008-04-09 WO PCT/JP2008/057007 patent/WO2008126861A1/ja active Application Filing
- 2008-04-09 KR KR1020097019307A patent/KR101129812B1/ko active IP Right Grant
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2009
- 2009-10-07 US US12/574,780 patent/US8409519B2/en active Active
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009226376A (ja) * | 2008-03-25 | 2009-10-08 | Ngk Insulators Ltd | 触媒担持フィルタ |
EP2322773A1 (de) * | 2009-10-28 | 2011-05-18 | Umicore AG & Co. KG | Verfahren zue Reinigung von Verbrennungsmotorenabgasen |
JP2019198837A (ja) * | 2018-05-17 | 2019-11-21 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒の製造方法 |
JP2019198839A (ja) * | 2018-05-17 | 2019-11-21 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒 |
WO2019221216A1 (ja) * | 2018-05-17 | 2019-11-21 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒の製造方法 |
WO2019221217A1 (ja) * | 2018-05-17 | 2019-11-21 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒 |
JP7075282B2 (ja) | 2018-05-17 | 2022-05-25 | エヌ・イーケムキャット株式会社 | 排ガス浄化触媒 |
JP2021137766A (ja) * | 2020-03-09 | 2021-09-16 | トヨタ自動車株式会社 | 排ガス浄化装置 |
JP7323483B2 (ja) | 2020-03-09 | 2023-08-08 | トヨタ自動車株式会社 | 排ガス浄化装置 |
Also Published As
Publication number | Publication date |
---|---|
JP4845795B2 (ja) | 2011-12-28 |
US8409519B2 (en) | 2013-04-02 |
KR101129812B1 (ko) | 2012-03-23 |
EP2133148A1 (en) | 2009-12-16 |
ATE550096T1 (de) | 2012-04-15 |
JP2008253961A (ja) | 2008-10-23 |
EP2133148A4 (en) | 2011-03-02 |
US20100061900A1 (en) | 2010-03-11 |
EP2133148B1 (en) | 2012-03-21 |
KR20090113378A (ko) | 2009-10-30 |
CN101636228B (zh) | 2014-11-12 |
CN101636228A (zh) | 2010-01-27 |
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