JP5110954B2 - 選択還元型触媒を用いた排気ガス浄化触媒装置並びに排気ガス浄化方法 - Google Patents

選択還元型触媒を用いた排気ガス浄化触媒装置並びに排気ガス浄化方法 Download PDF

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JP5110954B2
JP5110954B2 JP2007124152A JP2007124152A JP5110954B2 JP 5110954 B2 JP5110954 B2 JP 5110954B2 JP 2007124152 A JP2007124152 A JP 2007124152A JP 2007124152 A JP2007124152 A JP 2007124152A JP 5110954 B2 JP5110954 B2 JP 5110954B2
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catalyst
exhaust gas
component
layer
nox
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JP2008279334A (ja
JP2008279334A5 (enExample
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竜児 安藤
隆志 日原
泰治 菅野
誠 永田
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NE Chemcat Corp
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Priority to EP08007632.6A priority patent/EP1992409B1/en
Priority to US12/149,575 priority patent/US7906449B2/en
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Publication of JP2008279334A5 publication Critical patent/JP2008279334A5/ja
Priority to US12/662,147 priority patent/US8636959B2/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • 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
    • B01D53/9463—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 one brick
    • B01D53/9468—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 one brick in different layers
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    • B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
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  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2007124152A 2007-05-09 2007-05-09 選択還元型触媒を用いた排気ガス浄化触媒装置並びに排気ガス浄化方法 Active JP5110954B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2007124152A JP5110954B2 (ja) 2007-05-09 2007-05-09 選択還元型触媒を用いた排気ガス浄化触媒装置並びに排気ガス浄化方法
EP08007632.6A EP1992409B1 (en) 2007-05-09 2008-04-18 Selective catalytic reduction type catalyst, and exhaust gas purification equipment and purifying process of exhaust gas using the same
US12/149,575 US7906449B2 (en) 2007-05-09 2008-05-05 Selective catalytic reduction type catalyst
US12/662,147 US8636959B2 (en) 2007-05-09 2010-04-01 Selective catalytic reduction type catalyst, and exhaust gas purification equipment and purifying process of exhaust gas using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007124152A JP5110954B2 (ja) 2007-05-09 2007-05-09 選択還元型触媒を用いた排気ガス浄化触媒装置並びに排気ガス浄化方法

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JP2008279334A JP2008279334A (ja) 2008-11-20
JP2008279334A5 JP2008279334A5 (enExample) 2009-09-17
JP5110954B2 true JP5110954B2 (ja) 2012-12-26

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US (1) US7906449B2 (enExample)
EP (1) EP1992409B1 (enExample)
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101434936B1 (ko) * 2006-10-23 2014-08-27 우미코레 아게 운트 코 카게 선택적 촉매 환원용 바나듐 비함유 촉매 및 이의 제조방법
MY151931A (en) 2007-02-27 2014-07-31 Basf Catalysts Llc Bifunctional cataysts for selective ammonia oxidation
KR101496916B1 (ko) * 2007-10-29 2015-02-27 유미코어 니폰 쇼쿠바이 가부시키가이샤 질소 산화물 제거용 촉매 및 그것을 사용한 질소 산화물 제거 방법
DE102007057305A1 (de) * 2007-11-28 2009-06-04 Süd-Chemie AG Beschichtungszusammensetzung für Dieseloxidationskatalysatoren
DE102008010330A1 (de) * 2008-02-21 2009-09-03 Süd-Chemie AG SCR-Katalysator mit Ammoniak-Speicherfunktion
JP2009233587A (ja) * 2008-03-27 2009-10-15 Ngk Insulators Ltd 触媒付きディーゼルパティキュレートフィルタ及びその製造方法
DE102008018519A1 (de) 2008-04-12 2009-10-15 Man Nutzfahrzeuge Ag Schwefelresistentes Abgasnachbehandlungssystem zur Oxidation von NO
US9079162B2 (en) 2008-04-28 2015-07-14 BASF SE Ludwigshafen Fe-BEA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOX in gas streams
JP2009262098A (ja) * 2008-04-28 2009-11-12 Ne Chemcat Corp 選択還元触媒を用いた排気ガス浄化方法
US8551901B2 (en) * 2008-05-15 2013-10-08 Mitsui Mining & Smelting Co., Ltd. Catalyst for purifying nitrogen oxide
JP4751916B2 (ja) * 2008-06-30 2011-08-17 トヨタ自動車株式会社 排ガス浄化用触媒
US8524185B2 (en) * 2008-11-03 2013-09-03 Basf Corporation Integrated SCR and AMOx catalyst systems
JP2010144631A (ja) * 2008-12-19 2010-07-01 Ud Trucks Corp 排気浄化装置
CN101485980B (zh) * 2009-02-27 2012-09-05 中国科学院大连化学物理研究所 沸石和氧化还原氧化物组合催化剂结构体
US8920759B2 (en) * 2009-03-02 2014-12-30 GM Global Technology Operations LLC Method and apparatus for reducing NOx emissions from a lean burning hydrocarbon fueled power source
JP5306871B2 (ja) * 2009-03-25 2013-10-02 ヤマハ発動機株式会社 鞍乗り型車両
JP2010248955A (ja) * 2009-04-14 2010-11-04 Hino Motors Ltd 排気浄化装置
US8246923B2 (en) * 2009-05-18 2012-08-21 Umicore Ag & Co. Kg High Pd content diesel oxidation catalysts with improved hydrothermal durability
US8207084B2 (en) 2009-06-23 2012-06-26 Ford Global Technologies, Llc Urea-resistant catalytic units and methods of using the same
JP2011038405A (ja) * 2009-08-06 2011-02-24 Honda Motor Co Ltd 内燃機関の排気浄化装置
FR2950821B1 (fr) * 2009-10-07 2013-05-31 Rhodia Operations Composition catalytique pour le traitement d'un gaz pour la conversion des oxydes d'azote en azote et procede utilisant cette composition
JP5333598B2 (ja) 2009-10-20 2013-11-06 トヨタ自動車株式会社 内燃機関の排気浄化システム
JP5404320B2 (ja) * 2009-10-30 2014-01-29 三菱重工業株式会社 内燃機関のＮＯｘ浄化装置
US8557203B2 (en) * 2009-11-03 2013-10-15 Umicore Ag & Co. Kg Architectural diesel oxidation catalyst for enhanced NO2 generator
JP5726414B2 (ja) 2009-11-18 2015-06-03 日本碍子株式会社 触媒担持フィルタ、及び排ガス浄化システム
US8765625B2 (en) * 2009-12-10 2014-07-01 Shubin, Inc. Engine exhaust catalysts containing copper-ceria
JP5630024B2 (ja) * 2010-01-25 2014-11-26 いすゞ自動車株式会社 ディーゼルエンジンの排気浄化装置及び排気浄化方法
JP5630025B2 (ja) * 2010-01-25 2014-11-26 いすゞ自動車株式会社 ディーゼルエンジンの排気浄化装置及び排気浄化方法
KR100973675B1 (ko) 2010-02-19 2010-08-03 경일대학교산학협력단 배기가스 중 질소산화물 환원 및 원소수은 산화용 촉매 및 상기 촉매를 이용한 배기가스 중 질소산화물과 원소수은의 동시제거 방법
JP5419772B2 (ja) 2010-03-26 2014-02-19 日本碍子株式会社 ゼオライトハニカム構造体
JP2013523442A (ja) * 2010-04-08 2013-06-17 ビーエーエスエフ ソシエタス・ヨーロピア Ｆｅ−ＢＥＡ／Ｆｅ−ＭＦＩ混合ゼオライト触媒及びガス流中のＮＯＸ処理方法
CN102510935B (zh) * 2010-05-14 2014-04-30 丰田自动车株式会社 内燃机的排气净化装置
US8784759B2 (en) * 2010-06-10 2014-07-22 Basf Se NOx storage catalyst with reduced Rh loading
JP5769708B2 (ja) * 2010-06-30 2015-08-26 エヌ・イーケムキャット株式会社 選択還元型触媒を用いた排気ガス浄化装置及び排気ガス浄化方法
EP2593222B1 (en) 2010-07-15 2015-12-16 Basf Se Copper containing zsm-34, off and/or eri zeolitic material for selective reduction of nox
US8329127B2 (en) 2010-09-15 2012-12-11 Johnson Matthey Public Limited Company Combined slip catalyst and hydrocarbon exotherm catalyst
DE102010050312A1 (de) * 2010-11-03 2012-05-03 Süd-Chemie AG Ammoniak-Oxidationskatalysator mit geringer N2O Nebenproduktbildung
KR20140027062A (ko) * 2010-12-27 2014-03-06 엔.이. 켐캣 가부시키가이샤 선택 환원형 촉매, 및 그것을 이용한 배기가스 정화 장치 및 배기가스 정화 방법
US9011809B2 (en) * 2011-03-31 2015-04-21 N.E. Chemcat Corporation Ammonia oxidation catalyst, exhaust gas purification device using same, and exhaust gas purification method
JP5732297B2 (ja) * 2011-03-31 2015-06-10 エヌ・イーケムキャット株式会社 アンモニア酸化触媒、および排気ガス浄化装置並びに排気ガス浄化方法
CA2837803A1 (en) * 2011-07-13 2013-01-17 Haldor Topsoe A/S Method for coating a catalysed particulate filter and a particulate filter
AU2011376494B2 (en) * 2011-09-06 2015-09-03 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification apparatus for an internal combustion engine
JP5808619B2 (ja) * 2011-09-06 2015-11-10 日本碍子株式会社 ハニカム構造体、及びハニカム触媒体
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
US8449852B1 (en) * 2011-12-01 2013-05-28 Basf Corporation Diesel oxidation catalysts, systems and methods of treatment
EP2755764B1 (en) * 2012-08-17 2016-07-27 Johnson Matthey Public Limited Company Zeolite promoted v/ti/w catalysts
US9662612B2 (en) * 2012-11-16 2017-05-30 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification apparatus for internal combustion engine
SE537367C2 (sv) * 2012-12-14 2015-04-14 Scania Cv Ab Katalysator för behandling av avgaser och ett avgassystem som innefattar en sådan katalysator
GB2531640A (en) * 2013-01-29 2016-04-27 Johnson Matthey Plc Ammonia oxidation catalyst
BR112016007343A2 (pt) * 2013-10-03 2017-08-01 Umicore Ag & Co Kg sistema de tratamento de escape, e processo para redução de poluentes nocivos
KR101507325B1 (ko) * 2013-12-20 2015-03-31 희성촉매 주식회사 배기가스 정화용 촉매 부재 및 워시코트
GB2544203B (en) * 2014-05-09 2020-09-09 Johnson Matthey Plc Ammonia slip catalyst having platinum impregnated on high porosity substrates
CN104549311A (zh) * 2014-12-30 2015-04-29 安徽省元琛环保科技有限公司 燃煤电厂专用无毒脱硝催化剂及其制备方法
JP6288041B2 (ja) * 2015-04-15 2018-03-07 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP6149892B2 (ja) 2015-04-15 2017-06-21 トヨタ自動車株式会社 内燃機関の排気浄化装置
EP3081775B1 (en) 2015-04-15 2018-06-06 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification apparatus and method for internal combustion engine
JP6830451B2 (ja) * 2015-06-18 2021-02-17 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 Ｎｈ３過剰負荷耐性ｓｃｒ触媒
US10906032B2 (en) 2015-08-21 2021-02-02 Basf Corporation Exhaust gas treatment catalysts
JP6699113B2 (ja) * 2015-08-28 2020-05-27 三菱自動車工業株式会社 内燃機関の排ガス浄化システム及び排ガス浄化触媒
WO2018065353A1 (en) 2016-10-03 2018-04-12 Umicore Ag & Co. Kg Catalyst article and method for the abatement of ammonia and nitrogen oxides
GB2556453A (en) * 2016-10-26 2018-05-30 Johnson Matthey Plc Hydrocarbon injection through small pore CU-zeolite catalyst
EP3323785A1 (en) 2016-11-18 2018-05-23 Umicore AG & Co. KG Crystalline zeolites with eri/cha intergrowth framework type
EP3641917A1 (en) 2016-12-05 2020-04-29 Basf Corporation Tetra-functional catalyst for the oxidation of no, the oxidation of a hydrocarbon, the oxidation of nh3 and the selective catalytic reduction of nox
KR20190098762A (ko) * 2016-12-30 2019-08-22 바스프 에스이 압출된 벌집형 촉매
EP3363540B1 (en) 2017-02-17 2019-07-24 Umicore Ag & Co. Kg Copper containing moz zeolite for selective nox reduction catalysis
US11125133B2 (en) * 2017-04-04 2021-09-21 Basf Corporation Hydrogen-assisted integrated emission control system
EP3388392B1 (en) 2017-04-12 2021-01-20 Umicore Ag & Co. Kg Copper-containing zeolites having a low alkali metal content, method of making thereof, and their use as scr catalysts
ES2703221A1 (es) 2017-09-07 2019-03-07 Haldor Topsoe As Nuevo tamiz molecular de ERI y un método para su preparación
ES2703222A1 (es) 2017-09-07 2019-03-07 Haldor Topsoe As Catalizador que comprende un nuevo tamiz molecular que pertenece a la familia ERI y uso del catalizador
ES2703220A1 (es) 2017-09-07 2019-03-07 Haldor Topsoe As Método para la preparación de un nuevo tamiz molecular de ERI
GB2573391B (en) * 2018-03-14 2022-10-26 Johnson Matthey Plc Ammonia slip catalyst with in-situ Pt fixing
US20210138441A1 (en) 2018-05-14 2021-05-13 Umicore Ag & Co. Kg Stable CHA Zeolites
EP3793727B1 (en) 2018-05-14 2022-06-22 UMICORE AG & Co. KG Stable small-pore zeolites
US10850264B2 (en) * 2018-05-18 2020-12-01 Umicore Ag & Co. Kg Hydrocarbon trap catalyst
WO2020039074A1 (en) 2018-08-24 2020-02-27 Umicore Ag & Co. Kg Method for the preparation of a molecular sieve of the cha-type
CN109821531B (zh) * 2019-03-15 2020-09-22 华北电力大学 一种基于氧化铈载体的平板式高温抗硫scr脱硝催化剂及其制备方法
JP7489761B2 (ja) * 2019-05-07 2024-05-24 株式会社キャタラー アンモニア酸化触媒装置
CN110075907A (zh) * 2019-05-08 2019-08-02 中自环保科技股份有限公司 一种用于柴油车尾气净化的氨氧化催化剂及其制备方法
CN110548516B (zh) * 2019-09-10 2022-07-26 黑龙江大学 氨气选择性催化还原氮氧化物催化剂及其制备方法
EP3912962A1 (en) 2020-05-18 2021-11-24 UMICORE AG & Co. KG Copper-loaded zeolites with high activity for nh3-scr
EP4056266A1 (en) 2021-03-10 2022-09-14 UMICORE AG & Co. KG Catalysts for the selective reduction of nox by ammonia comprising brookite tio2 as support material
EP4320075A1 (en) 2021-04-09 2024-02-14 Umicore AG & Co. KG One-pot synthesis of transition metal-promoted chabazites
CN113813960B (zh) * 2021-08-19 2023-09-26 南京工业大学 一种双功能粉剂及其制备方法和应用
CN113565606B (zh) * 2021-08-31 2022-09-16 易典军 一种汽车尾气处理用三元催化器
CN115970689B (zh) * 2022-12-30 2024-08-23 南京环福新材料科技有限公司 一种以废旧钒钛脱硝催化剂为原料的ch4-scr催化剂及其制备方法
CN117258775B (zh) * 2023-09-19 2025-06-24 安徽工业大学 一种层状化合物HTiNbO5改性的高性能铈基脱硝催化剂的制备方法
CN118477680A (zh) * 2024-05-11 2024-08-13 中自科技股份有限公司 一种用于柴油发动机的低温氨氧化asc催化剂

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58500180A (ja) 1981-02-19 1983-02-03 ロ−ベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 内燃機関における燃焼過程の不安定性の検出方法及びこの方法を実施する装置
US4902487A (en) 1988-05-13 1990-02-20 Johnson Matthey, Inc. Treatment of diesel exhaust gases
JPH0312249A (ja) 1989-06-08 1991-01-21 Toto Ltd シャワーヘッド
JP3098083B2 (ja) * 1991-12-26 2000-10-10 マツダ株式会社 排気ガス浄化用触媒
US5376610A (en) * 1992-04-15 1994-12-27 Nissan Motor Co., Ltd. Catalyst for exhaust gas purification and method for exhaust gas purification
JP3185448B2 (ja) * 1993-03-11 2001-07-09 日産自動車株式会社 排気ガス浄化用触媒
US6667018B2 (en) * 1994-07-05 2003-12-23 Ngk Insulators, Ltd. Catalyst-adsorbent for purification of exhaust gases and method for purification of exhaust gases
JP3899534B2 (ja) 1995-08-14 2007-03-28 トヨタ自動車株式会社 ディーゼル機関の排気浄化方法
JP3793283B2 (ja) 1996-06-20 2006-07-05 バブコック日立株式会社 排ガス浄化用触媒およびそれを用いた排ガス浄化装置
US6093378A (en) * 1997-05-07 2000-07-25 Engelhard Corporation Four-way diesel exhaust catalyst and method of use
GB9802504D0 (en) 1998-02-06 1998-04-01 Johnson Matthey Plc Improvements in emission control
JP4703818B2 (ja) * 2000-06-20 2011-06-15 株式会社アイシーティー 排気ガス浄化用触媒および排気ガス浄化方法
US7438878B2 (en) 2001-03-12 2008-10-21 Basf Catalysts Llc Selective catalytic reduction of N2O
US6914026B2 (en) 2001-09-07 2005-07-05 Engelhard Corporation Hydrothermally stable metal promoted zeolite beta for NOx reduction
JP3855266B2 (ja) * 2001-11-01 2006-12-06 日産自動車株式会社 排気ガス浄化用触媒
JP3915694B2 (ja) * 2002-01-24 2007-05-16 日産自動車株式会社 排気ガス浄化用触媒及びその製造方法
JP2003290629A (ja) * 2002-04-02 2003-10-14 Nissan Motor Co Ltd 排ガス浄化システム
JP4460844B2 (ja) * 2003-04-17 2010-05-12 株式会社アイシーティー 排ガス浄化用触媒および排気ガスの浄化方法
US7490464B2 (en) * 2003-11-04 2009-02-17 Basf Catalysts Llc Emissions treatment system with NSR and SCR catalysts
EP1685891A4 (en) * 2003-11-11 2009-03-11 Honda Motor Co Ltd METHOD FOR CATALYSIS REDUCTION OF NITROGEN OXIDE AND CORRESPONDING CATALYST
JP4427356B2 (ja) 2004-02-27 2010-03-03 東京濾器株式会社 窒素酸化物浄化用触媒システム及び窒素酸化物浄化方法
JP2006021141A (ja) 2004-07-08 2006-01-26 Nissan Motor Co Ltd 排ガス浄化用触媒及びその調製方法
JP4681922B2 (ja) * 2005-04-01 2011-05-11 エヌ・イーケムキャット株式会社 排気ガス浄化用酸化触媒、及びそれを用いた排気ガス浄化システム
JP2006305423A (ja) * 2005-04-26 2006-11-09 Toyota Central Res & Dev Lab Inc ＮＯｘ選択還元触媒
JP2007100508A (ja) * 2005-09-30 2007-04-19 Bosch Corp 内燃機関の排気浄化装置、及び内燃機関の排気浄化方法
US20100166628A1 (en) * 2006-02-15 2010-07-01 Nicola Soeger Catalyst for reducing nitrogen-containing pollutants from the exhaust gases of diesel engines
US8568678B2 (en) * 2006-07-08 2013-10-29 Umicore Ag & Co. Kg Structured SCR catalyst for the reduction of nitrogen oxides in the exhaust gas from lean-burn engines using ammonia as reducing agent
DE502007003465D1 (de) * 2007-02-23 2010-05-27 Umicore Ag & Co Kg Katalytisch aktiviertes Dieselpartikelfilter mit Ammoniak-Sperrwirkung

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