RU2431049C2 - Катализатор с улучшенными параметрами начала работы - Google Patents

Катализатор с улучшенными параметрами начала работы Download PDF

Info

Publication number
RU2431049C2
RU2431049C2 RU2008136075/06A RU2008136075A RU2431049C2 RU 2431049 C2 RU2431049 C2 RU 2431049C2 RU 2008136075/06 A RU2008136075/06 A RU 2008136075/06A RU 2008136075 A RU2008136075 A RU 2008136075A RU 2431049 C2 RU2431049 C2 RU 2431049C2
Authority
RU
Russia
Prior art keywords
catalyst
holes
metal sheets
catalyst according
metal
Prior art date
Application number
RU2008136075/06A
Other languages
English (en)
Russian (ru)
Other versions
RU2008136075A (ru
Inventor
Юрген КВЕЛЛЬ (DE)
Юрген КВЕЛЛЬ
Original Assignee
Умикоре Аг Унд Ко. Кг
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
Application filed by Умикоре Аг Унд Ко. Кг filed Critical Умикоре Аг Унд Ко. Кг
Publication of RU2008136075A publication Critical patent/RU2008136075A/ru
Application granted granted Critical
Publication of RU2431049C2 publication Critical patent/RU2431049C2/ru

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/24Exhaust 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
    • F01N3/28Construction of catalytic reactors
    • F01N3/2803Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807Metal other than sintered metal
    • F01N3/281Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/24Exhaust 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
    • F01N3/28Construction of catalytic reactors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2451Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/247Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure of the cells
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2451Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2484Cell density, area or aspect ratio
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2451Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2486Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure characterised by the shapes or configurations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2451Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2486Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure characterised by the shapes or configurations
    • B01D46/249Quadrangular e.g. square or diamond
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2451Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2486Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure characterised by the shapes or configurations
    • B01D46/2496Circular
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/9454Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific device
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/50Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • B01J35/57Honeycombs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0215Coating
    • B01J37/0225Coating of metal substrates
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust 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
    • F01N3/24Exhaust 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2451Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2451Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
    • B01D46/2466Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure of the adhesive layers, i.e. joints between segments
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
RU2008136075/06A 2006-02-07 2007-02-07 Катализатор с улучшенными параметрами начала работы RU2431049C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006005788A DE102006005788A1 (de) 2006-02-07 2006-02-07 Katalysator mit verbessertem Anspringverhalten
DE102006005788.0 2006-02-07

Publications (2)

Publication Number Publication Date
RU2008136075A RU2008136075A (ru) 2010-03-20
RU2431049C2 true RU2431049C2 (ru) 2011-10-10

Family

ID=38198428

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2008136075/06A RU2431049C2 (ru) 2006-02-07 2007-02-07 Катализатор с улучшенными параметрами начала работы

Country Status (10)

Country Link
US (1) US7767622B2 (cg-RX-API-DMAC7.html)
EP (1) EP1984607B1 (cg-RX-API-DMAC7.html)
JP (1) JP5268653B2 (cg-RX-API-DMAC7.html)
KR (1) KR20080101889A (cg-RX-API-DMAC7.html)
CN (1) CN101395352B (cg-RX-API-DMAC7.html)
AT (1) ATE477404T1 (cg-RX-API-DMAC7.html)
BR (1) BRPI0707706B1 (cg-RX-API-DMAC7.html)
DE (2) DE102006005788A1 (cg-RX-API-DMAC7.html)
RU (1) RU2431049C2 (cg-RX-API-DMAC7.html)
WO (1) WO2007090618A1 (cg-RX-API-DMAC7.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007018612A1 (de) * 2007-04-19 2008-10-23 Süd-Chemie AG Katalysatorformkörper
US8207084B2 (en) 2009-06-23 2012-06-26 Ford Global Technologies, Llc Urea-resistant catalytic units and methods of using the same
US11524284B2 (en) 2017-10-27 2022-12-13 Cataler Corporation Exhaust gas purification device using metal substrate and production method therefor
US11351502B2 (en) 2018-05-04 2022-06-07 Catalytic Combustion Corporation Metal foil catalyst for the control of emissions from diesel engines
US11273409B2 (en) 2018-08-10 2022-03-15 Honda Motor Co., Ltd. Catalyst device
WO2021049038A1 (ja) * 2019-09-13 2021-03-18 日立化成株式会社 処理部材、処理方法及び処理器具

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0705962A1 (en) * 1994-10-04 1996-04-10 Nippondenso Co., Ltd. Honeycomb body and catalyst converter having catalyst carrier configured of the honeycomb
US5648050A (en) * 1993-03-17 1997-07-15 Nippondenso Co., Ltd. Metal carrier
US5821194A (en) * 1996-08-27 1998-10-13 Kia Motors Corporation Catalyst for purifying the exhaust gas of vehicles
RU2161068C2 (ru) * 1995-08-22 2000-12-27 Эмитек Гезельшафт Фюр Эмиссионстехнологи Мбх Способ изготовления сотового элемента из двух типов металлических листов, различающихся по своему строению
RU2173394C2 (ru) * 1995-08-16 2001-09-10 Эмитек Гезельшафт Фюр Эмиссионстехнологи Мбх Каталитический нейтрализатор для транспортных средств с двигателями внутреннего сгорания
WO2004022937A1 (de) * 2002-08-16 2004-03-18 Emitec Gesellschaft Für Emissionstechnologie Mbh Metallischer wabenkörper aus zumindest teilweise gelochten blechlagen

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2853547C2 (de) * 1978-12-12 1983-11-03 Degussa Ag, 6000 Frankfurt Von Strömungskanälen durchzogener Träger für Katalysatoren mit Querstromeffekt und Verwendung
JP3459937B2 (ja) 1992-03-18 2003-10-27 新日本製鐵株式会社 排気ガス浄化触媒用メタル担体
JPH06182224A (ja) * 1992-09-18 1994-07-05 Nippondenso Co Ltd 自己発熱型ハニカムフィルタ
JPH06254413A (ja) * 1993-03-01 1994-09-13 Ngk Insulators Ltd 乱流穴を有するハニカム体
KR100500223B1 (ko) * 1999-08-30 2005-07-11 니뽄 가이시 가부시키가이샤 파상벽 벌집형 구조체 및 이것의 제조방법
EP1181970B1 (de) * 2000-08-16 2004-02-04 Umicore AG & Co. KG Abgasreinigungskatalysator für motornahen Einsatz und Verfahren zu seiner Herstellung
JP2002119868A (ja) * 2000-10-17 2002-04-23 Babcock Hitachi Kk 排ガス浄化用触媒構造体
CN2457345Y (zh) * 2000-12-26 2001-10-31 山西利民机械厂 蜂窝状金属载体
JP4344102B2 (ja) * 2001-06-06 2009-10-14 バブコック日立株式会社 排ガス脱硝用触媒スラリおよびその製造方法
JP2003159534A (ja) * 2001-11-26 2003-06-03 Babcock Hitachi Kk 排ガス浄化用触媒構造体およびその製造方法
JP2003170063A (ja) * 2001-12-06 2003-06-17 Babcock Hitachi Kk 排ガス浄化用触媒
DE10203689A1 (de) * 2002-01-31 2003-08-07 Bayer Ag Kathodischer Stromverteiler für Elektrolysezellen
US7083860B2 (en) * 2002-08-16 2006-08-01 Emitec Gesellschaft Fuer Emissionstechnologie Mbh Metallic honeycomb body having at least partially perforated sheet-metal layers
JP2004141711A (ja) * 2002-10-22 2004-05-20 Babcock Hitachi Kk 排ガス浄化用触媒体、触媒構造体およびその製造方法
JP2004195295A (ja) * 2002-12-16 2004-07-15 Babcock Hitachi Kk 排ガス浄化用触媒構造体の製造方法
JP4868714B2 (ja) * 2004-04-12 2012-02-01 トヨタ自動車株式会社 排ガス浄化フィルタ触媒
JP4762506B2 (ja) * 2004-05-26 2011-08-31 新日鉄マテリアルズ株式会社 ハニカム体及びその製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5648050A (en) * 1993-03-17 1997-07-15 Nippondenso Co., Ltd. Metal carrier
EP0705962A1 (en) * 1994-10-04 1996-04-10 Nippondenso Co., Ltd. Honeycomb body and catalyst converter having catalyst carrier configured of the honeycomb
RU2173394C2 (ru) * 1995-08-16 2001-09-10 Эмитек Гезельшафт Фюр Эмиссионстехнологи Мбх Каталитический нейтрализатор для транспортных средств с двигателями внутреннего сгорания
RU2161068C2 (ru) * 1995-08-22 2000-12-27 Эмитек Гезельшафт Фюр Эмиссионстехнологи Мбх Способ изготовления сотового элемента из двух типов металлических листов, различающихся по своему строению
US5821194A (en) * 1996-08-27 1998-10-13 Kia Motors Corporation Catalyst for purifying the exhaust gas of vehicles
WO2004022937A1 (de) * 2002-08-16 2004-03-18 Emitec Gesellschaft Für Emissionstechnologie Mbh Metallischer wabenkörper aus zumindest teilweise gelochten blechlagen

Also Published As

Publication number Publication date
CN101395352A (zh) 2009-03-25
WO2007090618A1 (de) 2007-08-16
BRPI0707706A2 (pt) 2011-05-10
JP5268653B2 (ja) 2013-08-21
US7767622B2 (en) 2010-08-03
CN101395352B (zh) 2010-06-30
BRPI0707706B1 (pt) 2018-10-30
RU2008136075A (ru) 2010-03-20
BRPI0707706A8 (pt) 2018-04-24
KR20080101889A (ko) 2008-11-21
US20090214406A1 (en) 2009-08-27
JP2009525856A (ja) 2009-07-16
EP1984607B1 (de) 2010-08-11
EP1984607A1 (de) 2008-10-29
DE102006005788A1 (de) 2007-08-09
DE502007004719D1 (de) 2010-09-23
ATE477404T1 (de) 2010-08-15

Similar Documents

Publication Publication Date Title
US11179676B2 (en) Catalytically active particulate filter
JP3544471B2 (ja) 六角セルハニカム構造体とその把持方法
CN109621947B (zh) 汽车用废气净化用催化剂
RU2431049C2 (ru) Катализатор с улучшенными параметрами начала работы
US8397488B2 (en) Method for cleaning internal combustion engine exhaust gases
CN102787888B (zh) 产生低温废气流的发动机用的氧化催化剂
JP4960709B2 (ja) 軸方向で変化する貴金属濃度を有する排ガス浄化触媒および該触媒の製造法
CN101365867A (zh) 包含分区氧化催化剂的排气系统
JP2006263947A (ja) ハニカム構造体及びその製造方法
WO2008010576A1 (en) Catalyst for exhaust gas purification
WO2007057981A1 (ja) 排ガス浄化用触媒
US10408102B2 (en) Oxidation catalyst device for exhaust gas purification
JP2012035206A (ja) 排ガス浄化触媒
JP2017144377A (ja) ハニカム構造体
JP5876475B2 (ja) Rh負荷が低減されたNOx貯蔵触媒
CN104632327B (zh) 催化转化器
JP7504252B1 (ja) 排ガス浄化触媒装置及び排ガス浄化触媒システム
Koltsakis et al. Metal foam substrate for DOC and DPF applications
Pannone et al. A comparison of conversion efficiency and flow restriction performance of ceramic and metallic catalyst substrates
CN111425282A (zh) 用于废气催化净化的隧道型孔道结构金属蜂窝载体
US20240149257A1 (en) Particle filter for exhaust gas of gasoline engines
JP2009293538A (ja) 排気ガス浄化用触媒装置
WO2018123286A1 (ja) 排ガス浄化用触媒
Brück et al. Turbulent Flow Catalyst: Solution for Euro 5 and beyond
WO2025083918A1 (ja) 排ガス浄化触媒装置

Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20200208