CA2798326C - Catalyzed soot filter and emissions treatment systems and methods - Google Patents

Catalyzed soot filter and emissions treatment systems and methods Download PDF

Info

Publication number
CA2798326C
CA2798326C CA2798326A CA2798326A CA2798326C CA 2798326 C CA2798326 C CA 2798326C CA 2798326 A CA2798326 A CA 2798326A CA 2798326 A CA2798326 A CA 2798326A CA 2798326 C CA2798326 C CA 2798326C
Authority
CA
Canada
Prior art keywords
scr catalyst
particle size
slurry
catalytic article
loading
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA2798326A
Other languages
English (en)
French (fr)
Other versions
CA2798326A1 (en
Inventor
Samuel R. Boorse
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF Corp
Original Assignee
BASF Corp
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=44902059&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2798326(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF Corp filed Critical BASF Corp
Publication of CA2798326A1 publication Critical patent/CA2798326A1/en
Application granted granted Critical
Publication of CA2798326C publication Critical patent/CA2798326C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B01D53/92—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
    • B01D53/9431—Processes characterised by a specific device
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2425—Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material
    • B01D46/2429—Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material of the honeycomb walls or cells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418—Honeycomb filters
    • B01D46/2425—Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material
    • B01D46/24492—Pore diameter
    • 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • 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
    • 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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • 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
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9202—Linear dimensions
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
    • B01D2279/30—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for treatment of exhaust gases from IC 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
    • 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
    • F01N2510/0684—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having more than one coating layer, e.g. multi-layered coatings
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Filtering Materials (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
CA2798326A 2010-05-05 2011-05-04 Catalyzed soot filter and emissions treatment systems and methods Expired - Fee Related CA2798326C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US33144510P 2010-05-05 2010-05-05
US61/331,445 2010-05-05
US13/100,663 US8663587B2 (en) 2010-05-05 2011-05-04 Catalyzed soot filter and emissions treatment systems and methods
US13/100,663 2011-05-04
PCT/US2011/035230 WO2011140248A2 (en) 2010-05-05 2011-05-04 Catalyzed soot filter and emissions treatment systems and methods

Publications (2)

Publication Number Publication Date
CA2798326A1 CA2798326A1 (en) 2011-11-10
CA2798326C true CA2798326C (en) 2014-11-04

Family

ID=44902059

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2798326A Expired - Fee Related CA2798326C (en) 2010-05-05 2011-05-04 Catalyzed soot filter and emissions treatment systems and methods

Country Status (11)

Country Link
US (1) US8663587B2 (enExample)
EP (1) EP2567078B1 (enExample)
JP (1) JP5628413B2 (enExample)
KR (1) KR101476901B1 (enExample)
CN (1) CN102959191B (enExample)
BR (1) BR112012028302A2 (enExample)
CA (1) CA2798326C (enExample)
MX (1) MX350977B (enExample)
MY (1) MY163935A (enExample)
WO (1) WO2011140248A2 (enExample)
ZA (1) ZA201209016B (enExample)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8512657B2 (en) * 2009-02-26 2013-08-20 Johnson Matthey Public Limited Company Method and system using a filter for treating exhaust gas having particulate matter
WO2012030557A1 (en) * 2010-08-31 2012-03-08 Corning Incorporated Cellular ceramic articles with coated channels and methods for making the same
US9029813B2 (en) * 2011-05-20 2015-05-12 Asml Netherlands B.V. Filter for material supply apparatus of an extreme ultraviolet light source
WO2013145317A1 (ja) * 2012-03-30 2013-10-03 イビデン株式会社 ハニカムフィルタ及びハニカムフィルタの製造方法
GB2502953B (en) * 2012-05-24 2017-02-08 Imp Innovations Ltd Catalytic converter substrate
EP2988851B1 (en) * 2013-04-24 2020-08-12 Johnson Matthey Public Limited Company Positive ignition engine with filter substrate comprising zone-coated catalyst washcoat
CN105247179B (zh) * 2013-05-31 2019-03-08 庄信万丰股份有限公司 用于处理废气的经催化的过滤器
WO2014194225A1 (en) * 2013-05-31 2014-12-04 Johnson Matthey Public Limited Company Catalyzed filter for treating exhaust gas
EP3689456B1 (en) * 2013-07-30 2024-05-22 Johnson Matthey Public Limited Company Ammonia slip catalyst
GB2517951A (en) * 2013-09-05 2015-03-11 Imp Innovations Ltd A substrate and a method of manufacturing a substrate
JP6585079B2 (ja) * 2014-05-09 2019-10-02 ジョンソン、マッセイ、パブリック、リミテッド、カンパニーＪｏｈｎｓｏｎ Ｍａｔｔｈｅｙ Ｐｕｂｌｉｃ Ｌｉｍｉｔｅｄ Ｃｏｍｐａｎｙ 高多孔度基材上に含浸された白金を有するアンモニアスリップ触媒
DE102014215112A1 (de) * 2014-07-31 2016-02-04 Johnson Matthey Public Limited Company Verfahren zur Herstellung eines Katalysators sowie Katalysator-Artikel
DE102014112862A1 (de) * 2014-09-08 2016-03-10 Continental Automotive Gmbh Partikelfilter und Verfahren zur Herstellung eines Partikelfilters
WO2016060050A1 (ja) 2014-10-16 2016-04-21 株式会社キャタラー 排ガス浄化用触媒
BR112017010317B1 (pt) * 2014-11-19 2022-06-28 Johnson Matthey Public Limited Company Artigo catalisador, e, revestimento reativo catalítico
EP3277403B1 (en) * 2015-03-30 2021-06-30 BASF Corporation Multifunctional filters for diesel emission control
EP3285913B1 (en) * 2015-04-21 2021-07-14 Haldor Topsøe A/S METHOD FOR THE REMOVAL OF SOOT FROM A SULPHURED GAS FLOW
GB2542654B (en) 2015-06-28 2019-12-04 Johnson Matthey Plc Catalytic wall-flow filter having a membrane
CN105257375A (zh) * 2015-10-08 2016-01-20 南京依柯卡特汽车催化器有限公司 一种基于多层壁流式的催化器
CN108712927B (zh) * 2016-04-13 2022-01-04 优美科股份公司及两合公司 具有scr活性涂层的催化剂
EP3442687A1 (de) * 2016-04-13 2019-02-20 Umicore AG & Co. KG Partikelfilter mit scr-aktiver beschichtung
EP3281699A1 (de) 2016-08-11 2018-02-14 Umicore AG & Co. KG Partikelfilter mit scr-aktiver beschichtung
US10138777B2 (en) * 2016-08-25 2018-11-27 GM Global Technology Operations LLC Apparatus and methods for evaluating a soot quantity accumulated in a selective catalytic reduction washcoated particulate filter
EP3296009B1 (de) 2016-09-20 2019-03-27 Umicore AG & Co. KG Partikelfilter mit scr-aktiver beschichtung
DE102017103341A1 (de) * 2017-02-17 2018-08-23 Umicore Ag & Co. Kg Russpartikelfilter mit speicherzellen für katalysator
JP6605522B2 (ja) * 2017-03-09 2019-11-13 株式会社キャタラー 排ガス浄化用触媒
DE102018106329A1 (de) * 2017-03-20 2018-09-20 Johnson Matthey Public Limited Company SCRF mit rückwärtigem Auf-Wand-Design
DE102018121503A1 (de) 2017-09-05 2019-03-07 Umicore Ag & Co. Kg Abgasreinigung mit NO-Oxidationskatalysator und SCR-aktivem Partikelfilter
CN111315970B (zh) * 2017-11-10 2023-02-03 巴斯夫公司 氨氧化减少的催化烟灰过滤器
CN111683734A (zh) * 2018-02-05 2020-09-18 巴斯夫公司 具有改善的过滤性能的四效转化催化剂
WO2019149930A1 (en) * 2018-02-05 2019-08-08 Basf Se Four-way conversion catalyst having improved filter properties
DE102019100107A1 (de) 2019-01-04 2020-07-09 Umicore Ag & Co. Kg Katalytisch aktives Filtersubstrat und Verfahren zur Herstellung sowie deren Verwendung
DE102019209303A1 (de) * 2019-06-26 2020-12-31 Vitesco Technologies GmbH Vorrichtung zur Abgasnachbehandlung
WO2022071926A1 (en) * 2020-09-29 2022-04-07 Johnson Matthey Public Limited Company A catalyst article and the use thereof for filtering fine particles
EP4015065B1 (de) * 2020-12-15 2025-02-26 Umicore AG & Co. KG Katalytisch aktiver partikelfilter mit hoher filtrationseffizienz
EP4378566A1 (en) * 2022-11-29 2024-06-05 Johnson Matthey Public Limited Company Improved catalytic wall-flow filter

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US295482A (en) 1884-03-18 Combined car coupler and buffer
US44319A (en) 1864-09-20 Improvement in converting rotary into reciprocating motion
US3111396A (en) 1960-12-14 1963-11-19 Gen Electric Method of making a porous material
JPS5523086B2 (enExample) 1973-03-26 1980-06-20
US4085193A (en) 1973-12-12 1978-04-18 Mitsubishi Petrochemical Co. Ltd. Catalytic process for reducing nitrogen oxides to nitrogen
US5221484A (en) 1991-01-10 1993-06-22 Ceramem Separations Limited Partnership Catalytic filtration device and method
JP3387290B2 (ja) 1995-10-02 2003-03-17 トヨタ自動車株式会社 排ガス浄化用フィルター
JPH09173866A (ja) 1995-12-28 1997-07-08 Nippon Soken Inc ディーゼル排ガス浄化フィルタ
WO1999002258A1 (en) * 1997-07-10 1999-01-21 Sk Corporation Selective catalytic reduction for the removal of nitrogen oxides and catalyst body thereof
US6162415A (en) 1997-10-14 2000-12-19 Exxon Chemical Patents Inc. Synthesis of SAPO-44
CN1311757A (zh) 1998-07-29 2001-09-05 埃克森化学专利公司 制备分子筛的方法
JP3874270B2 (ja) * 2002-09-13 2007-01-31 トヨタ自動車株式会社 排ガス浄化フィルタ触媒及びその製造方法
US7119044B2 (en) 2003-06-11 2006-10-10 Delphi Technologies, Inc. Multiple washcoats on filter substrate
DE102004040551A1 (de) 2004-08-21 2006-02-23 Umicore Ag & Co. Kg Verfahren zur Beschichtung eines Wandflußfilters mit einer Beschichtungszusammensetzung
US7481983B2 (en) * 2004-08-23 2009-01-27 Basf Catalysts Llc Zone coated catalyst to simultaneously reduce NOx and unreacted ammonia
WO2007026806A1 (ja) * 2005-08-31 2007-03-08 Ngk Insulators, Ltd. ハニカム触媒体及びその製造方法
FR2893861B1 (fr) * 2005-11-30 2008-01-04 Saint Gobain Ct Recherches Structure de filtration d'un gaz a base de sic de porosite de surface de paroi controlee
JP2009519814A (ja) * 2005-12-16 2009-05-21 コーニング インコーポレイテッド 圧力降下の低い被覆ディーゼル排ガスフィルタ
DE102005061873A1 (de) * 2005-12-23 2007-07-05 Robert Bosch Gmbh Verfahren und Steuergerät zum Betreiben eines integrierten SCR/DPF-Systems
JP2007285295A (ja) 2006-03-24 2007-11-01 Ngk Insulators Ltd 排気ガス浄化システム
US7767175B2 (en) * 2007-01-09 2010-08-03 Catalytic Solutions, Inc. Ammonia SCR catalyst and method of using the catalyst
US7943097B2 (en) * 2007-01-09 2011-05-17 Catalytic Solutions, Inc. Reactor system for reducing NOx emissions from boilers
ATE464458T1 (de) 2007-02-23 2010-04-15 Umicore Ag & Co Kg Katalytisch aktiviertes dieselpartikelfilter mit ammoniak-sperrwirkung
US7601662B2 (en) 2007-02-27 2009-10-13 Basf Catalysts Llc Copper CHA zeolite catalysts
US7886529B2 (en) * 2007-05-30 2011-02-15 Gm Global Technology Operations, Inc. Electrically heated DPF/SCR 2-way system
US7802420B2 (en) 2007-07-26 2010-09-28 Eaton Corporation Catalyst composition and structure for a diesel-fueled autothermal reformer placed in and exhaust stream
KR100882665B1 (ko) 2007-11-20 2009-02-06 현대자동차주식회사 매연 여과장치
US8038954B2 (en) * 2008-02-14 2011-10-18 Basf Corporation CSF with low platinum/palladium ratios
ATE476246T1 (de) * 2008-05-23 2010-08-15 Umicore Ag & Co Kg Vorrichtung zur reinigung von dieselabgasen
JP4656188B2 (ja) * 2008-05-30 2011-03-23 マツダ株式会社 排気ガス浄化用触媒
US8245500B2 (en) * 2008-07-07 2012-08-21 Delphi Technologies, Inc. Dual catalyst NOx reduction system for exhaust from lean burn internal combustion engines
US8343448B2 (en) 2008-09-30 2013-01-01 Ford Global Technologies, Llc System for reducing NOx in exhaust
US20100101221A1 (en) * 2008-10-28 2010-04-29 Caterpillar Inc. CATALYSTS, SYSTEMS, AND METHODS FOR REDUCING NOx IN AN EXHAUST GAS

Also Published As

Publication number Publication date
JP5628413B2 (ja) 2014-11-19
EP2567078B1 (en) 2017-09-27
KR20130064075A (ko) 2013-06-17
WO2011140248A2 (en) 2011-11-10
US20110274601A1 (en) 2011-11-10
BR112012028302A2 (pt) 2016-11-01
CN102959191B (zh) 2015-05-13
KR101476901B1 (ko) 2014-12-26
JP2013532049A (ja) 2013-08-15
EP2567078A4 (en) 2014-09-17
ZA201209016B (en) 2014-03-26
CA2798326A1 (en) 2011-11-10
CN102959191A (zh) 2013-03-06
MX2012012828A (es) 2013-01-28
MY163935A (en) 2017-11-15
WO2011140248A3 (en) 2012-03-15
EP2567078A2 (en) 2013-03-13
MX350977B (es) 2017-09-27
US8663587B2 (en) 2014-03-04

Similar Documents

Publication Publication Date Title
CA2798326C (en) Catalyzed soot filter and emissions treatment systems and methods
US8544260B2 (en) Emissions treatment systems and methods with catalyzed SCR filter and downstream SCR catalyst
EP2382031B1 (en) Emissions treatment systems and methods with catalyzed scr filter and downstream scr catalyst
EP2691165B1 (en) Multi-component filters for emissions control
US8038954B2 (en) CSF with low platinum/palladium ratios
US9017626B2 (en) Selective catalytic reduction catalyst system
US10512901B2 (en) Selective catalytic reduction catalyst system
JP6138911B2 (ja) ＣＯ／ＨＣライトオフ及びＨＣストレージ機能を備えたＰｔ−Ｐｄディーゼル酸化触媒
US12383890B2 (en) Mixed zeolite-containing SCR catalyst

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140114

MKLA Lapsed

Effective date: 20220301

MKLA Lapsed

Effective date: 20200831