KR102654076B1 - 압축 점화 내연기관을 위한 복합 구역화 산화 촉매 - Google Patents

압축 점화 내연기관을 위한 복합 구역화 산화 촉매 Download PDF

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KR102654076B1
KR102654076B1 KR1020227043848A KR20227043848A KR102654076B1 KR 102654076 B1 KR102654076 B1 KR 102654076B1 KR 1020227043848 A KR1020227043848 A KR 1020227043848A KR 20227043848 A KR20227043848 A KR 20227043848A KR 102654076 B1 KR102654076 B1 KR 102654076B1
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catalyst
platinum group
washcoat
substrate
catalytic
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KR20230004918A (ko
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앤드류 치피
키에란 콜
올리버 쿠퍼
크리스토퍼 달리
리 길버트
로버트 한리
데이비드 미칼리프
프랜코이스 모류
폴 필립스
조지 플라트
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존슨 맛쎄이 퍼블릭 리미티드 컴파니
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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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    • 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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    • B01D2255/1023—Palladium
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    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
    • B01D2255/2042—Barium
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    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/903—Multi-zoned catalysts
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01D—SEPARATION
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    • B01D2255/9035—Three zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
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    • B01D2255/903—Multi-zoned catalysts
    • B01D2255/9037—More than three zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01J2235/15—X-ray diffraction
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/30—Scanning electron microscopy; Transmission electron microscopy
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • F01N2570/12—Hydrocarbons
    • 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
    • F01N2570/14—Nitrogen oxides
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/08—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for heavy duty applications, e.g. trucks, buses, tractors, locomotives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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GBGB2004768.4A GB202004768D0 (en) 2019-06-26 2020-03-31 Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
GB2004768.4 2020-03-31
PCT/EP2020/068165 WO2020260669A1 (en) 2019-06-26 2020-06-26 Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
KR1020217038999A KR102478927B1 (ko) 2019-06-26 2020-06-26 압축 점화 내연기관을 위한 복합 구역화 산화 촉매

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3957387B1 (en) * 2019-06-26 2023-05-10 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
BR112022006372A2 (pt) 2019-10-16 2023-10-03 Johnson Matthey Plc Catalisador de oxidação de amônia, óxido nítrico e compósito, e, sistema de escape para um motor veicular de ignição
US12343714B2 (en) * 2019-10-16 2025-07-01 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
GB2608048A (en) * 2020-03-30 2022-12-21 Johnson Matthey Plc Layered zone-coated diesel oxidation catalysts for improved CO/HC conversion and no oxidation
WO2023235314A2 (en) * 2022-05-31 2023-12-07 Cummins Inc. Aftertreatment system
EP4580787A1 (en) * 2022-08-31 2025-07-09 Johnson Matthey Public Limited Company Exhaust gas treatment system
KR20250117374A (ko) 2022-12-02 2025-08-04 바스프 모바일 에미션스 카탈리스츠 엘엘씨 포름알데하이드, 산화질소(no), 및 탄화수소 중 하나 이상을 함유하는 배기 가스 스트림의 처리를 위한 황-트랩 물질을 포함하는 촉매
WO2025252792A1 (en) 2024-06-05 2025-12-11 Basf Mobile Emissions Catalysts Llc Catalyst comprising an integrated sulfur-trap material for the treatment of an exhaust gas stream containing one or more of formaldehyde, nitrogen oxide (no), and hydrocarbons

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007077462A1 (en) 2006-01-06 2007-07-12 Johnson Matthey Public Limited Company Exhaust system comprising zoned oxidation catalyst
EP2105197A1 (en) 2008-03-27 2009-09-30 Ibiden Co., Ltd. Honeycomb structure and exhaust gas treatment apparatus
US20150033715A1 (en) 2013-07-31 2015-02-05 Johnson Matthey Public Limited Company Zoned diesel oxidation catalyst
US20150071839A1 (en) 2012-03-17 2015-03-12 Daimler Ag Catalyst Component of a Motor Vehicle Exhaust Gas Cleaning System and Use of a Catalyst Component
WO2015095058A1 (en) 2013-12-16 2015-06-25 Basf Corporation Manganese-containing diesel oxidation catalyst
KR102366049B1 (ko) 2014-04-01 2022-02-23 존슨 맛쎄이 퍼블릭 리미티드 컴파니 NOx 흡수제 활성을 가진 디젤 산화 촉매

Family Cites Families (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4902487A (en) 1988-05-13 1990-02-20 Johnson Matthey, Inc. Treatment of diesel exhaust gases
DE3839580C1 (enExample) 1988-11-24 1990-07-05 Condea Chemie Gmbh, 2212 Brunsbuettel, De
GB9805815D0 (en) 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
US6110862A (en) 1998-05-07 2000-08-29 Engelhard Corporation Catalytic material having improved conversion performance
AU2001250491A1 (en) 2000-04-17 2001-10-30 Johnson Matthey Pulic Limited Company Gas diffusion substrate
US7264785B2 (en) 2001-12-20 2007-09-04 Johnson Matthey Public Limited Company Selective catalytic reduction
US20040001781A1 (en) 2002-06-27 2004-01-01 Engelhard Corporation Multi-zone catalytic converter
GB0214968D0 (en) 2002-06-28 2002-08-07 Johnson Matthey Plc Zeolite-based NH SCR catalyst
US7873956B2 (en) * 2003-09-25 2011-01-18 Pantech & Curitel Communications, Inc. Communication terminal and communication network for partially updating software, software update method, and software creation device and method therefor
US7374729B2 (en) 2004-03-30 2008-05-20 Basf Catalysts Llc Exhaust gas treatment catalyst
JP4691914B2 (ja) 2004-06-21 2011-06-01 日産自動車株式会社 ガス拡散電極及び固体高分子電解質型燃料電池
GB2406803A (en) 2004-11-23 2005-04-13 Johnson Matthey Plc Exhaust system comprising exotherm-generating catalyst
US7678347B2 (en) * 2005-07-15 2010-03-16 Basf Catalysts Llc High phosphorous poisoning resistant catalysts for treating automobile exhaust
KR101394774B1 (ko) 2005-12-14 2014-05-15 바스프 카탈리스트 엘엘씨 ＳＣＲ에서의 ＮＯｘ 환원이 개선된 제올라이트 촉매
WO2007114082A1 (ja) 2006-03-30 2007-10-11 Ict Co., Ltd. 内燃機関排気ガスの浄化方法
US7576031B2 (en) * 2006-06-09 2009-08-18 Basf Catalysts Llc Pt-Pd diesel oxidation catalyst with CO/HC light-off and HC storage function
US7749472B2 (en) 2006-08-14 2010-07-06 Basf Corporation Phosgard, a new way to improve poison resistance in three-way catalyst applications
US9993771B2 (en) * 2007-12-12 2018-06-12 Basf Corporation Emission treatment catalysts, systems and methods
US9863297B2 (en) 2007-12-12 2018-01-09 Basf Corporation Emission treatment system
DE102007061776A1 (de) 2007-12-20 2009-06-25 Argillon Gmbh Verfahren zur Trocknung von keramischen Wabenkörpern
US8685580B2 (en) 2008-06-20 2014-04-01 GM Global Technology Operations LLC Fuel cell with an electrolyte stabilizing agent and process of making the same
US8637426B2 (en) * 2009-04-08 2014-01-28 Basf Corporation Zoned catalysts for diesel applications
JP5492448B2 (ja) 2009-04-28 2014-05-14 株式会社キャタラー 排ガス浄化用触媒
JP5307643B2 (ja) 2009-06-16 2013-10-02 新日鉄住金マテリアルズ株式会社 排ガス浄化用触媒及び排ガス浄化触媒ハニカム構造体
GB0922195D0 (en) * 2009-12-21 2010-02-03 Johnson Matthey Plc Improvements in NOx traps
GB201000019D0 (en) 2010-01-04 2010-02-17 Johnson Matthey Plc Coating a monolith substrate with catalyst component
US20110286900A1 (en) 2010-05-21 2011-11-24 Basf Corporation PGM-Zoned Catalyst for Selective Oxidation of Ammonia in Diesel Systems
CN103269773B (zh) 2010-12-14 2016-02-10 尤米科尔股份公司及两合公司 用于增强的no2发生器的构造式柴油氧化催化剂
RU2597090C2 (ru) * 2011-05-31 2016-09-10 Джонсон Мэтти Паблик Лимитед Компани Каталитический фильтр с двойной функцией
GB2492175B (en) * 2011-06-21 2018-06-27 Johnson Matthey Plc Exhaust system for internal combustion engine comprising catalysed filter substrate
JP5938819B2 (ja) * 2011-10-06 2016-06-22 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 排気ガス処理用酸化触媒
GB2497597A (en) * 2011-12-12 2013-06-19 Johnson Matthey Plc A Catalysed Substrate Monolith with Two Wash-Coats
GB201200784D0 (en) * 2011-12-12 2012-02-29 Johnson Matthey Plc Exhaust system for a lean-burn internal combustion engine including SCR catalyst
GB201200781D0 (en) * 2011-12-12 2012-02-29 Johnson Matthey Plc Exhaust system for a lean-burn ic engine comprising a pgm component and a scr catalyst
GB201200783D0 (en) * 2011-12-12 2012-02-29 Johnson Matthey Plc Substrate monolith comprising SCR catalyst
GB201121468D0 (en) * 2011-12-14 2012-01-25 Johnson Matthey Plc Improvements in automotive catalytic aftertreatment
JP2013146706A (ja) 2012-01-23 2013-08-01 Toyota Motor Corp 排気ガス浄化用触媒
GB2513364B (en) * 2013-04-24 2019-06-19 Johnson Matthey Plc Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate
GB201220912D0 (en) 2012-11-21 2013-01-02 Johnson Matthey Plc Oxidation catalyst for treating the exhaust gas of a compression ignition engine
GB201221025D0 (en) * 2012-11-22 2013-01-09 Johnson Matthey Plc Zoned catalysed substrate monolith
GB201303396D0 (en) 2013-02-26 2013-04-10 Johnson Matthey Plc Oxidation catalyst for a combustion engine
US9333490B2 (en) 2013-03-14 2016-05-10 Basf Corporation Zoned catalyst for diesel applications
GB2514177A (en) * 2013-05-17 2014-11-19 Johnson Matthey Plc Oxidation catalyst for a compression ignition engine
BR112016001924B1 (pt) 2013-07-30 2021-09-28 Johnson Matthey Public Limited Company Artigo de catalisador, sistema e método para tratar gás de escape
KR101524054B1 (ko) 2013-12-24 2015-05-29 희성촉매 주식회사 압축천연가스 연소시스템 배기가스 산화촉매
GB201401115D0 (en) 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
GB201401952D0 (en) 2014-02-05 2014-03-19 Johnson Matthey Fuel Cells Ltd Gas diffusion substrate
GB2535466A (en) * 2015-02-16 2016-08-24 Johnson Matthey Plc Catalyst with stable nitric oxide (NO) oxidation performance
GB201504658D0 (en) * 2015-03-19 2015-05-06 Johnson Matthey Plc Exhaust system for a compression ignition engine having a capture face for volatilised platinum
US10201807B2 (en) * 2015-06-18 2019-02-12 Johnson Matthey Public Limited Company Ammonia slip catalyst designed to be first in an SCR system
CA2994154A1 (en) 2015-07-30 2017-02-02 Basf Corporation Diesel oxidation catalyst
CN108138624B (zh) 2015-09-29 2021-06-11 庄信万丰股份有限公司 用于燃气轮机的分区的氨泄漏催化剂
GB201521123D0 (en) 2015-11-30 2016-01-13 Johnson Matthey Plc Diesel oxidation catalyst having a capture region for exhaust gas impurities
DE102016207484A1 (de) * 2016-05-02 2017-11-02 Umicore Ag & Co. Kg Dieseloxidationskatalysator
JP6993355B2 (ja) * 2016-07-19 2022-01-13 ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト ディーゼル酸化触媒コンバータ
GB201615134D0 (en) * 2016-09-06 2016-10-19 Johnson Matthey Plc Diesel oxidation catalyst with NOx adsorber activity
GB201615136D0 (en) * 2016-09-06 2016-10-19 Johnson Matthey Plc Diesel oxidation catalyst with NOx adsorber activity
US10801384B2 (en) * 2017-03-06 2020-10-13 Umicore Ag & Co. Kg Diesel oxidation catalyst containing manganese
WO2018167055A1 (en) 2017-03-14 2018-09-20 Basf Corporation Pt/pd doc with enhanced co oxidation, hydrocarbon oxidation and no oxidation and improved sulfation/desulfation behavior
JP7532035B2 (ja) 2017-03-30 2024-08-13 ジョンソン、マッセイ、パブリック、リミテッド、カンパニー ターボを有するｓｃｒ及びａｓｃ／ｄｏｃ近位連結システム
JP6440771B2 (ja) 2017-05-25 2018-12-19 株式会社キャタラー 排ガス浄化触媒装置
BR112020009899A2 (pt) 2017-12-08 2020-11-03 Johnson Matthey (Shanghai) Chemicals Limited artigo catalisador para o tratamento de gás de escape, sistema de tratamento de emissão para tratar um fluxo de um gás de escape de combustão, e, método de tratamento de um gás de escape de um motor de combustão interna.
GB201721527D0 (en) * 2017-12-21 2018-02-07 Johnson Matthey Japan Godo Kaisha Oxidation catalyst for a diesel engine exhaust
GB201800619D0 (en) * 2018-01-15 2018-02-28 Johnson Matthey Plc Oxidation Catalyst For A Diesel Engine Exhaust
US11161098B2 (en) 2018-05-18 2021-11-02 Umicore Ag & Co. Kg Three-way catalyst
EP3957387B1 (en) * 2019-06-26 2023-05-10 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
GB2604801A (en) 2019-10-16 2022-09-14 Johnson Matthey Plc Composite, zone-coated, dual-use ammonia (amox) and nitric oxide oxidation catalyst
EP3888774A1 (en) 2020-03-31 2021-10-06 Johnson Matthey Public Limited Company Composite, zone-coated oxidation and exotherm generation catalyst
BR112022006372A2 (pt) * 2019-10-16 2023-10-03 Johnson Matthey Plc Catalisador de oxidação de amônia, óxido nítrico e compósito, e, sistema de escape para um motor veicular de ignição
US12343714B2 (en) * 2019-10-16 2025-07-01 Johnson Matthey Public Limited Company Composite, zoned oxidation catalyst for a compression ignition internal combustion engine
EP3865209A1 (en) 2020-02-17 2021-08-18 UMICORE AG & Co. KG Diesel oxidation catalyst
GB2608048A (en) * 2020-03-30 2022-12-21 Johnson Matthey Plc Layered zone-coated diesel oxidation catalysts for improved CO/HC conversion and no oxidation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007077462A1 (en) 2006-01-06 2007-07-12 Johnson Matthey Public Limited Company Exhaust system comprising zoned oxidation catalyst
KR101319203B1 (ko) 2006-01-06 2013-10-16 존슨 맛쎄이 퍼블릭 리미티드 컴파니 구역이 나누어진 산화 촉매를 포함하는 배기 시스템
EP2105197A1 (en) 2008-03-27 2009-09-30 Ibiden Co., Ltd. Honeycomb structure and exhaust gas treatment apparatus
US20150071839A1 (en) 2012-03-17 2015-03-12 Daimler Ag Catalyst Component of a Motor Vehicle Exhaust Gas Cleaning System and Use of a Catalyst Component
US20150033715A1 (en) 2013-07-31 2015-02-05 Johnson Matthey Public Limited Company Zoned diesel oxidation catalyst
WO2015095058A1 (en) 2013-12-16 2015-06-25 Basf Corporation Manganese-containing diesel oxidation catalyst
KR102366049B1 (ko) 2014-04-01 2022-02-23 존슨 맛쎄이 퍼블릭 리미티드 컴파니 NOx 흡수제 활성을 가진 디젤 산화 촉매

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