NO20071749L - Fremgangsmate for dekomponering av nitrogendioksid - Google Patents

Fremgangsmate for dekomponering av nitrogendioksid

Info

Publication number
NO20071749L
NO20071749L NO20071749A NO20071749A NO20071749L NO 20071749 L NO20071749 L NO 20071749L NO 20071749 A NO20071749 A NO 20071749A NO 20071749 A NO20071749 A NO 20071749A NO 20071749 L NO20071749 L NO 20071749L
Authority
NO
Norway
Prior art keywords
gas mixture
contacting
titanium oxide
hydrocarbon
gas
Prior art date
Application number
NO20071749A
Other languages
English (en)
Norwegian (no)
Inventor
Richard Dominic O'sullivan
Peter Werth
Original Assignee
Johnson Matthey Plc
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 Johnson Matthey Plc filed Critical Johnson Matthey Plc
Publication of NO20071749L publication Critical patent/NO20071749L/no

Links

Classifications

    • 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]
    • 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
    • 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
    • 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
    • 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
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/208—Hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • 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
    • B01D2255/20707—Titanium
    • 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
    • B01D2255/20715—Zirconium
    • 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
    • B01D2255/20776—Tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/30—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • 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
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/91—NOx-storage component incorporated in the catalyst
    • 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
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/404—Nitrogen oxides other than dinitrogen oxide
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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

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)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
  • Treating Waste Gases (AREA)
NO20071749A 2004-10-12 2007-04-02 Fremgangsmate for dekomponering av nitrogendioksid NO20071749L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0422549.6A GB0422549D0 (en) 2004-10-12 2004-10-12 Method of decomposing nitrogen dioxide
PCT/GB2005/003899 WO2006040533A1 (en) 2004-10-12 2005-10-10 Method of decomposing nitrogen dioxide

Publications (1)

Publication Number Publication Date
NO20071749L true NO20071749L (no) 2007-07-11

Family

ID=33443719

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20071749A NO20071749L (no) 2004-10-12 2007-04-02 Fremgangsmate for dekomponering av nitrogendioksid

Country Status (15)

Country Link
US (1) US7758832B2 (pt)
EP (1) EP1799332B1 (pt)
JP (1) JP4990781B2 (pt)
KR (1) KR101310651B1 (pt)
CN (1) CN101072622B (pt)
AU (1) AU2005293349B2 (pt)
BR (1) BRPI0515989B1 (pt)
CA (1) CA2582935C (pt)
GB (1) GB0422549D0 (pt)
MX (1) MX2007004285A (pt)
NO (1) NO20071749L (pt)
PE (1) PE20060670A1 (pt)
RU (1) RU2386043C2 (pt)
WO (1) WO2006040533A1 (pt)
ZA (1) ZA200702930B (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006026769A1 (de) * 2006-06-09 2007-12-13 Robert Bosch Gmbh Filter zur Entfernung von Partikeln aus einem Gasstrom sowie Verfahren zu seiner Herstellung
EP1916029B1 (en) 2006-10-23 2014-06-04 Haldor Topsoe A/S Method and apparatus for the purifiction of exhaust gas from a compression ignition engine
WO2008103113A1 (en) * 2007-02-21 2008-08-28 Volvo Lastvagnar Ab On-board-diagnosis method for an exhaust aftertreatment system and on-board-diagnosis system for an exhaust aftertreatment system
DE102009033635B4 (de) * 2009-07-17 2020-11-05 Umicore Ag & Co. Kg Katalytisch aktives Partikelfilter mit Schwefelwasserstoff-Sperrfunktion, seine Verwendung und Verfahren zur Entfernung von Stickoxiden und Partikeln
CN101733090B (zh) * 2009-12-16 2013-04-03 陕西科技大学 一种以W掺杂的TiO2为载体的低温SCR催化剂及其制备方法
CN101780416B (zh) * 2010-01-27 2012-07-25 石家庄经济学院 铁铬共掺杂纳米二氧化钛/沸石复合光催化剂及其制法
KR101157127B1 (ko) * 2010-05-31 2012-06-22 주식회사 이엔드디 ＬＰＧ를 환원제로 사용하는 ＮＯｘ 제거용 ＳＣＲ 촉매
SE535342C2 (sv) * 2010-08-31 2012-07-03 Scania Cv Ab Förfarande och system för regenerering av ett partikelfilter i en avgasreningsprocess vid en förbränningsmotor
GB2484911B (en) * 2010-10-22 2013-04-03 Johnson Matthey Plc NOx absorber catalyst comprising caesium silicate and at least one platinum group metal
WO2012108795A1 (en) * 2011-02-08 2012-08-16 Volvo Lastvagnar Ab Method of calibration of a fuel injector in an exhaust aftertreatment system
DE102011107335A1 (de) * 2011-07-14 2013-01-17 Süd-Chemie AG Oxidationskatalysator mit erhöhter Wasserdampf- und Staubbeständigkeit
EP2802408B1 (en) * 2011-12-22 2017-10-04 Johnson Matthey Public Limited Company Improved nox trap
EP2861326A1 (de) 2012-08-02 2015-04-22 Siemens Aktiengesellschaft Verfahren zur minderung der konzentration an stickstoffdioxid
CN104043330B (zh) 2013-03-15 2017-03-01 通用电气公司 氧化含碳物质的方法、柴油颗粒捕集器和排气装置
DE102016113382A1 (de) * 2016-07-20 2018-01-25 Man Diesel & Turbo Se Brennkraftmaschine und Verfahren zum Betreiben derselben
US11219885B2 (en) * 2018-11-30 2022-01-11 Johnson Matthey Public Limited Company JMZ-1, a CHA-containing zeolite and methods of preparation

Family Cites Families (36)

* 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
US5524432A (en) * 1991-08-01 1996-06-11 Air Products And Chemicals, Inc. Catalytic reduction of nitrogen oxides in methane-fueled engine exhaust by controlled methane injections
US5208205A (en) * 1991-10-07 1993-05-04 Ford Motor Company Catalyst system for converting emissions of a lean-burn engine
US5185305A (en) * 1991-11-08 1993-02-09 Ford Motor Company Catalyst system for treating the exhaust from a lean-burn gasoline-fueled engine
JP2722987B2 (ja) 1992-09-28 1998-03-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5365132A (en) * 1993-05-27 1994-11-15 General Electric Company Lamination for a dynamoelectric machine with improved cooling capacity
US5776423A (en) * 1994-05-10 1998-07-07 Engelhard Corporation Trimetallic zeolite catalyst and method of NOx abatement using the same
JPH0819728A (ja) * 1994-07-08 1996-01-23 Cataler Kogyo Kk 排気ガス浄化方法
JPH08103656A (ja) 1994-10-06 1996-04-23 N E Chemcat Corp 排気ガスの浄化用触媒及びその方法
US5609022A (en) 1994-10-31 1997-03-11 General Motors Corporation Method of reducing NOx emissions from lean-burn combustion engines
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
JP3315039B2 (ja) * 1995-12-26 2002-08-19 株式会社コスモ総合研究所 窒素酸化物含有排ガスの還元浄化方法
RU2108140C1 (ru) * 1996-06-24 1998-04-10 Александр Юрьевич Логинов Способ очистки отработавших газов
WO1998029188A1 (en) 1996-12-26 1998-07-09 Ict Co., Ltd. Exhaust gas purification catalyst and waste gas purification method
GB9705010D0 (en) 1997-03-10 1997-04-30 Johnson Matthey Plc Improvements in emissions control systems
JPH1147605A (ja) 1997-08-06 1999-02-23 Nissan Motor Co Ltd 排ガス浄化用触媒及び浄化方法
JPH11342339A (ja) * 1998-03-31 1999-12-14 Mazda Motor Corp 排気ガス浄化用触媒
JPH11300211A (ja) 1998-04-24 1999-11-02 Nissan Motor Co Ltd 排気ガス浄化用触媒及び排気ガス浄化方法
JP2000199423A (ja) * 1999-01-05 2000-07-18 Mitsubishi Motors Corp ディ―ゼルエンジンの排気ガス浄化装置
US6202407B1 (en) * 1999-04-20 2001-03-20 The Regents Of The University Of California Nox reduction system utilizing pulsed hydrocarbon injection
FI107828B (fi) 1999-05-18 2001-10-15 Kemira Metalkat Oy Dieselmoottoreiden pakokaasujen puhdistusjärjestelmä ja menetelmä dieselmoottoreiden pakokaasujen puhdistamiseksi
US6314722B1 (en) * 1999-10-06 2001-11-13 Matros Technologies, Inc. Method and apparatus for emission control
JP3809547B2 (ja) 1999-11-01 2006-08-16 株式会社日立製作所 内燃機関の制御装置
US6685897B1 (en) * 2000-01-06 2004-02-03 The Regents Of The University Of California Highly-basic large-pore zeolite catalysts for NOx reduction at low temperatures
US6311484B1 (en) * 2000-02-22 2001-11-06 Engelhard Corporation System for reducing NOx transient emission
JP4075292B2 (ja) 2000-07-24 2008-04-16 トヨタ自動車株式会社 パティキュレート浄化触媒
GB0020287D0 (en) * 2000-08-17 2000-10-04 Aea Technology Plc The catalytic treatment of gases
US6919047B1 (en) 2000-10-10 2005-07-19 Corning Incorporated Reduction of nitrogen oxides in diesel exhaust gases and fuel injection system
GB0124470D0 (en) * 2001-10-12 2001-12-05 Johnson Matthey Plc Exhaust system including hydrocarbon selective catalytic reduction catalyst
GB0125890D0 (en) 2001-10-27 2001-12-19 Johnson Matthey Plc Exhaust system for an internal combustion engine
DE10153284A1 (de) 2001-10-29 2003-05-15 Emitec Emissionstechnologie Filterverbund und Verfahren zu seiner Herstellung
JP2004012050A (ja) * 2002-06-07 2004-01-15 Tokyo Gas Co Ltd 潜熱回収装置及びこれを搭載した給湯器
US7575931B2 (en) * 2002-06-19 2009-08-18 E.I. Du Pont De Nemours And Company Method and apparatus for reducing a nitrogen oxide, and control thereof
US20060117736A1 (en) * 2002-10-05 2006-06-08 Twigg Martyn V Exhaust system for a diesel engine comprising a nox- trap
JP4385617B2 (ja) * 2003-02-19 2009-12-16 トヨタ自動車株式会社 内燃機関の排気浄化システム
BRPI0409451B1 (pt) * 2003-04-17 2018-04-17 Johnson Matthey Public Limited Company Método de decompor dióxido de nitrogênio (no2) em monóxido de nitrogênio (no) em um gás de exaustão de um motor de combustão interna de queima pobre

Also Published As

Publication number Publication date
CA2582935A1 (en) 2006-04-20
KR101310651B1 (ko) 2013-09-25
JP4990781B2 (ja) 2012-08-01
MX2007004285A (es) 2007-06-07
EP1799332B1 (en) 2017-08-23
US7758832B2 (en) 2010-07-20
CA2582935C (en) 2013-04-30
ZA200702930B (en) 2008-08-27
BRPI0515989A (pt) 2008-08-19
AU2005293349B2 (en) 2011-07-28
WO2006040533A1 (en) 2006-04-20
EP1799332A1 (en) 2007-06-27
PE20060670A1 (es) 2006-09-16
RU2007117750A (ru) 2008-11-20
GB0422549D0 (en) 2004-11-10
AU2005293349A1 (en) 2006-04-20
US20080213145A1 (en) 2008-09-04
BRPI0515989B1 (pt) 2016-07-05
CN101072622A (zh) 2007-11-14
KR20070073902A (ko) 2007-07-10
RU2386043C2 (ru) 2010-04-10
JP2008516152A (ja) 2008-05-15
CN101072622B (zh) 2011-03-30

Similar Documents

Publication Publication Date Title
NO20071749L (no) Fremgangsmate for dekomponering av nitrogendioksid
EP2778363B1 (en) Aftertreatment system for the control of emissions in stationary rich burn engines
BR9901346A (pt) Processo para operação de uma unidade de tratamento de gás de exaustão contendo um retentor de enxofre e um catalisador de armazenamento de óxido de nitrogênio.
BR0101550A (pt) Processo e catalisador para redução de óxidos denitrogênio
DE602007008128D1 (de) Wärmeregenerierbares stickstoffoxidadsorptionsmittel
NO20053881D0 (no) Katalytisk metode for reduksjon av nitrogenoksider i avgass, og sammensetning av reduksjonsmiddelet
BR0105070A (pt) Unidade de tratamento de gãs de exaustão para a redução catalìtica seletiva de óxidos de nitrogênio sob condições de gás de exaustão pobre e um processo para o tratamento de gases de exaustão
EP0945165A3 (de) Speichermaterial für Schwefeloxide
MXPA05011129A (es) Metodo para descomponer el dioxido de nitrogeno.
BRPI0618321B8 (pt) fluido funcional, processo para preparação, uso do mesmo, e processo para a dessulfurização de um estoque de alimentação de hidrocarboneto gasoso
EP2416877A4 (en) IN ZONES DIVIDED CATALYSTS FOR DIESEL APPLICATIONS
CO5631413A2 (es) Proceso para reducir el contenido de nox y n2o en gases
NO20050272L (no) Fremgangsmate og katalysator til fjerning av NOx
WO2002058819A8 (en) So$g(x) tolerant no$g(x) trap catalysts and methods of making and using the same
DE602004014268D1 (de) System und verfahren zur verbesserung der abgaskontrolle einer brennkraftmaschine durch pulsierende kraftstoffreinspritzung
WO2008016627A8 (en) Compositions and methods for treating exhaust gases
NO20052445L (no) NOx-reduksjonssammensetninger for anvendelse i FCC-prosesser
WO2004085314A3 (fr) Composition a base d'oxydes de cerium et de zirconium a surface specifique stable entre 900°c et 1000°c, son procede de preparation et son utilisation comme catalyseur
NO993106D0 (no) FremgangsmÕte for behandling av avgass fra forbrenningsmotorer som funksjonerer med svovelholdig drivstoff
WO2012044617A8 (en) Surface-coated zeolite materials for diesel oxidation applications
RU2016110987A (ru) Катализатор проскока оксида углерода
GB2402089A (en) System and method for nitrogen oxides from vehicle exhaust gas
YU121190A (sh) Perovskitna matrica otporna na sumporne okside i rutenijumski katalizator na bazi perovskita za oksidaciju ugljenmonoksida i ugljovodonika i redukciju azotovih oksida
CA2506468A1 (en) Exhaust gas purifying catalyst and method for purifying exhaust gas
DE60223049D1 (de) Verfahren zur Aufbereitung eines gebrauchten Katalysators

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application