IN2014CN02431A - - Google Patents

Info

Publication number
IN2014CN02431A
IN2014CN02431A IN2431CHN2014A IN2014CN02431A IN 2014CN02431 A IN2014CN02431 A IN 2014CN02431A IN 2431CHN2014 A IN2431CHN2014 A IN 2431CHN2014A IN 2014CN02431 A IN2014CN02431 A IN 2014CN02431A
Authority
IN
India
Prior art keywords
zeolites
structure type
catalyst
well
present
Prior art date
Application number
Other languages
English (en)
Inventor
Susanne Stiebels
Claudia Wendt
Torsten Neubauer
Svetlana Zimmermann
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of IN2014CN02431A publication Critical patent/IN2014CN02431A/en

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Classifications

    • 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
    • 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
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • 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
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/80—Mixtures of different zeolites
    • 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
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • 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
    • B01J37/0244—Coatings comprising several layers
    • 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
    • B01J37/0246—Coatings comprising a zeolite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20738—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20761—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B01D2255/502—Beta zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B01D2255/504—ZSM 5 zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/404—Nitrogen oxides other than dinitrogen oxide
    • 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
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—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
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—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
    • 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
    • B01J29/46—Iron group metals or copper
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7007—Zeolite Beta
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/7015—CHA-type, e.g. Chabazite, LZ-218
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/76—Iron group metals or copper
    • B01J29/7615—Zeolite Beta
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
    • B01J29/76—Iron group metals or copper
    • B01J29/763—CHA-type, e.g. Chabazite, LZ-218
    • 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]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Crystallography & Structural Chemistry (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)
  • Processes For Solid Components From Exhaust (AREA)
IN2431CHN2014 2011-10-05 2012-10-04 IN2014CN02431A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11183983 2011-10-05
PCT/IB2012/055337 WO2013050964A1 (en) 2011-10-05 2012-10-04 Cu-CHA/Fe-BEA MIXED ZEOLITE CATALYST AND PROCESS FOR THE TREATMENT OF NOX IN GAS STREAMS

Publications (1)

Publication Number Publication Date
IN2014CN02431A true IN2014CN02431A (enrdf_load_stackoverflow) 2015-06-19

Family

ID=48043234

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2431CHN2014 IN2014CN02431A (enrdf_load_stackoverflow) 2011-10-05 2012-10-04

Country Status (7)

Country Link
EP (1) EP2766119B1 (enrdf_load_stackoverflow)
JP (2) JP2014530097A (enrdf_load_stackoverflow)
KR (1) KR102047145B1 (enrdf_load_stackoverflow)
CN (1) CN104066508B (enrdf_load_stackoverflow)
BR (1) BR112014007886B1 (enrdf_load_stackoverflow)
IN (1) IN2014CN02431A (enrdf_load_stackoverflow)
WO (1) WO2013050964A1 (enrdf_load_stackoverflow)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112014018506A8 (pt) * 2012-01-31 2017-07-11 Johnson Matthey Plc Composição de catalisador, método para tratar nox, e, artigo catalítico
JP2014210221A (ja) * 2013-04-17 2014-11-13 株式会社キャタラー Ｓｃｒ触媒および排ガス浄化触媒システム
EP3038749B1 (en) 2013-08-30 2022-11-30 Johnson Matthey Public Limited Company Zeolite blend catalysts for treating exhaust gas containing nox
FR3011487B1 (fr) 2013-10-07 2017-07-21 Peugeot Citroen Automobiles Sa Dispositif de traitement des gaz d’echappement
CN105899291A (zh) * 2013-12-03 2016-08-24 庄信万丰股份有限公司 包含cu-cha的scr催化剂
WO2015089256A1 (en) * 2013-12-13 2015-06-18 Exxonmobil Research And Engineering Company Enhanced methane formation in reforming catalysts
US9597636B2 (en) * 2014-08-07 2017-03-21 Johnson Matthey Public Limited Company Zoned catalyst for treating exhaust gas
EP3244998A4 (en) * 2015-01-16 2018-07-25 BASF Corporation Nano-sized functional binder
DE102015204012A1 (de) * 2015-03-05 2016-09-08 Clariant International Ltd. SCR-Katalysator mit verbesserter Haftung
US10201807B2 (en) * 2015-06-18 2019-02-12 Johnson Matthey Public Limited Company Ammonia slip catalyst designed to be first in an SCR system
KR101795404B1 (ko) 2016-05-18 2017-11-08 현대자동차 주식회사 촉매 및 촉매의 제조 방법
EP3281699A1 (de) * 2016-08-11 2018-02-14 Umicore AG & Co. KG Partikelfilter mit scr-aktiver beschichtung
KR101865389B1 (ko) * 2016-11-15 2018-06-07 주식회사 이엔드디 N2o 생성 억제 질소산화물 저감용 촉매
CN107537558B (zh) * 2017-06-27 2020-05-22 中国第一汽车股份有限公司 具有锚定增强去除NOx的载体催化剂制备方法
CN107297218A (zh) * 2017-06-27 2017-10-27 中国第汽车股份有限公司 分子筛堇青石蜂窝载体催化剂制备方法
WO2019014119A1 (en) * 2017-07-11 2019-01-17 Shell Oil Company CATALYST AND METHOD OF USE
JP7164591B2 (ja) * 2017-07-11 2022-11-01 シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー Ｎｏｘおよびｎ２０の変換における触媒およびその使用方法
CN111954577A (zh) * 2018-04-11 2020-11-17 巴斯夫公司 含有混合沸石的scr催化剂
EP3873666A4 (en) * 2018-10-31 2022-09-07 BASF Corporation CATALYTIC WASH COAT WITH ALUMINUM ADDED FOR NOX REDUCTION
CN109806764B (zh) * 2019-03-25 2021-04-16 中国科学院过程工程研究所 一种工业烟气储存还原脱硝系统和方法
CN110508318A (zh) * 2019-10-22 2019-11-29 山东国瓷功能材料股份有限公司 一种复合脱硝催化剂及其制备方法和应用
CN114945422B (zh) * 2019-12-13 2025-01-17 巴斯夫公司 复合物中Cu和Pd共交换的沸石
BR112022019549A2 (pt) * 2020-04-01 2022-11-16 Basf Corp Catalisadores, processo para preparar um catalisador e sistema de tratamento de gases de escape
JP6994079B2 (ja) * 2020-05-26 2022-01-14 株式会社キャタラー 排ガス浄化触媒装置
KR20220067569A (ko) * 2020-11-16 2022-05-25 현대자동차주식회사 탄화수소 흡착 촉매 및 이를 포함하는 탄화수소 트랩
KR102839426B1 (ko) 2022-11-01 2025-07-28 주식회사 에코앤드림 Cu-CHA 제올라이트 촉매

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6345496B1 (en) 1995-11-09 2002-02-12 Toyota Jidosha Kabushiki Kaisha Method and device for purifying exhaust gas of an engine
GB9802504D0 (en) 1998-02-06 1998-04-01 Johnson Matthey Plc Improvements in emission control
DE10001539B4 (de) 2000-01-14 2006-01-19 Uhde Gmbh Verfahren zur Beseitigung von NOx und N2O
DE10020100A1 (de) 2000-04-22 2001-10-31 Dmc2 Degussa Metals Catalysts Verfahren und Katalysator zur Reduktion von Stickoxiden
US6689709B1 (en) 2000-11-15 2004-02-10 Engelhard Corporation Hydrothermally stable metal promoted zeolite beta for NOx reduction
KR100719074B1 (ko) * 2002-11-18 2007-05-16 아이씨티 코., 엘티디. 배기가스 정화용 촉매 및 배기가스의 정화 방법
US20060088469A1 (en) 2002-11-25 2006-04-27 Yara International Asa Method for preparation and activation of multimetallic zeolite catalysts, a catalyst composition and application for n2o abatement
JP4992214B2 (ja) * 2005-09-16 2012-08-08 東ソー株式会社 β型ゼオライトを含んでなる窒素酸化物の浄化触媒およびそれを用いた窒素酸化物の浄化方法
DE502007003465D1 (de) 2007-02-23 2010-05-27 Umicore Ag & Co Kg Katalytisch aktiviertes Dieselpartikelfilter mit Ammoniak-Sperrwirkung
KR101358482B1 (ko) 2007-02-27 2014-02-05 바스프 카탈리스트 엘엘씨 구리 ｃｈａ 제올라이트 촉매
US7998423B2 (en) * 2007-02-27 2011-08-16 Basf Corporation SCR on low thermal mass filter substrates
MX377321B (es) * 2007-04-26 2025-03-07 Johnson Matthey Plc Catalizadores de reduccion catalitica selectiva de metal de transicion/zeolita.
US20090196812A1 (en) 2008-01-31 2009-08-06 Basf Catalysts Llc Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure
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
WO2009141886A1 (ja) 2008-05-20 2009-11-26 イビデン株式会社 ハニカム構造体
JP2011125849A (ja) * 2009-11-19 2011-06-30 Ibiden Co Ltd ハニカム構造体及び排ガス浄化装置
JP5560158B2 (ja) * 2009-11-19 2014-07-23 イビデン株式会社 ハニカム構造体及び排ガス浄化装置
GB2475740B (en) 2009-11-30 2017-06-07 Johnson Matthey Plc Catalysts for treating transient NOx emissions
EP2554809A4 (en) * 2010-03-26 2014-11-26 Cataler Corp EXHAUST GAS CLEANING SYSTEM

Also Published As

Publication number Publication date
CN104066508A (zh) 2014-09-24
KR20140081852A (ko) 2014-07-01
EP2766119A4 (en) 2015-07-15
EP2766119B1 (en) 2025-03-19
BR112014007886A2 (pt) 2017-04-11
JP2018027535A (ja) 2018-02-22
EP2766119A1 (en) 2014-08-20
CN104066508B (zh) 2018-02-06
JP2014530097A (ja) 2014-11-17
KR102047145B1 (ko) 2019-11-20
BR112014007886B1 (pt) 2020-02-04
JP6348212B2 (ja) 2018-06-27
WO2013050964A1 (en) 2013-04-11

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