[go: up one dir, main page]

GR3033128T3 - Diesel engine exhaust gas purification system - Google Patents

Diesel engine exhaust gas purification system

Info

Publication number
GR3033128T3
GR3033128T3 GR20000400820T GR20000400820T GR3033128T3 GR 3033128 T3 GR3033128 T3 GR 3033128T3 GR 20000400820 T GR20000400820 T GR 20000400820T GR 20000400820 T GR20000400820 T GR 20000400820T GR 3033128 T3 GR3033128 T3 GR 3033128T3
Authority
GR
Greece
Prior art keywords
pct
hydrocarbons
diesel engine
nox
exhaust gas
Prior art date
Application number
GR20000400820T
Other languages
English (en)
Inventor
Graham Paul Ansell
Janet Mary Fisher
Peter Geoffrey Gray
Hugh Gavin Charles Hamilton
Raj Rao Rajaram
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10775587&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GR3033128(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Johnson Matthey Plc filed Critical Johnson Matthey Plc
Publication of GR3033128T3 publication Critical patent/GR3033128T3/el

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
    • B01D53/9413—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
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • B01D53/9486—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start for storing 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
    • 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
    • F01N3/0835—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
    • 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
    • F01N3/0871—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents using means for controlling, e.g. purging, the absorbents or adsorbents
    • 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
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • 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
    • B01D2255/504—ZSM 5 zeolites
    • 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
    • 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)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Treating Waste Gases (AREA)
  • Catalysts (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Luminescent Compositions (AREA)
GR20000400820T 1995-06-06 2000-03-31 Diesel engine exhaust gas purification system GR3033128T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9511412.0A GB9511412D0 (en) 1995-06-06 1995-06-06 Improvements in emission control
PCT/GB1996/001322 WO1996039244A1 (en) 1995-06-06 1996-06-05 Diesel engine exhaust gas purification system

Publications (1)

Publication Number Publication Date
GR3033128T3 true GR3033128T3 (en) 2000-08-31

Family

ID=10775587

Family Applications (1)

Application Number Title Priority Date Filing Date
GR20000400820T GR3033128T3 (en) 1995-06-06 2000-03-31 Diesel engine exhaust gas purification system

Country Status (11)

Country Link
US (1) US5943857A (el)
EP (1) EP0830201B2 (el)
AT (1) ATE188883T1 (el)
AU (1) AU5905496A (el)
DE (1) DE69606292T3 (el)
DK (1) DK0830201T4 (el)
ES (1) ES2141504T5 (el)
GB (1) GB9511412D0 (el)
GR (1) GR3033128T3 (el)
PT (1) PT830201E (el)
WO (1) WO1996039244A1 (el)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19709102A1 (de) * 1997-03-06 1998-10-08 Degussa Katalysatorsystem zur Abgasreinigung von Dieselmotoren
JP2001527189A (ja) * 1997-12-24 2001-12-25 エンゲルハード・コーポレーシヨン 内燃機関動力車用触媒コンバーター装置
DE69939011D1 (de) * 1998-03-09 2008-08-14 Osaka Gas Co Ltd Verfahren zur entfernung von methan aus abgasen
US6182443B1 (en) * 1999-02-09 2001-02-06 Ford Global Technologies, Inc. Method for converting exhaust gases from a diesel engine using nitrogen oxide absorbent
US6311484B1 (en) 2000-02-22 2001-11-06 Engelhard Corporation System for reducing NOx transient emission
DK1129764T3 (da) 2000-03-01 2006-01-23 Umicore Ag & Co Kg Katalysator til rensning af udstödningsgas fra dieselmotorer og fremgangsmåde til dens fremstilling
US6662951B1 (en) * 2000-09-27 2003-12-16 Basic Resources, Inc. Process for extracting and purifying naturally occurring zeolite
US6553757B1 (en) * 2001-11-19 2003-04-29 Ford Global Technologies, Llc NOx purge air/fuel ratio selection
US7582270B2 (en) 2002-10-28 2009-09-01 Geo2 Technologies, Inc. Multi-functional substantially fibrous mullite filtration substrates and devices
US6946013B2 (en) * 2002-10-28 2005-09-20 Geo2 Technologies, Inc. Ceramic exhaust filter
US7574796B2 (en) 2002-10-28 2009-08-18 Geo2 Technologies, Inc. Nonwoven composites and related products and methods
US7572311B2 (en) 2002-10-28 2009-08-11 Geo2 Technologies, Inc. Highly porous mullite particulate filter substrate
FI118418B (fi) 2003-04-17 2007-11-15 Ecocat Oy Alumiinioksidipohjainen katalyytti poistekaasujen puhdistukseen
JP4210552B2 (ja) * 2003-05-06 2009-01-21 株式会社アイシーティー ディーゼルエンジン排ガス浄化用触媒およびその製造方法
US8115373B2 (en) 2005-07-06 2012-02-14 Rochester Institute Of Technology Self-regenerating particulate trap systems for emissions and methods thereof
US7682577B2 (en) 2005-11-07 2010-03-23 Geo2 Technologies, Inc. Catalytic exhaust device for simplified installation or replacement
US7451849B1 (en) 2005-11-07 2008-11-18 Geo2 Technologies, Inc. Substantially fibrous exhaust screening system for motor vehicles
US7211232B1 (en) 2005-11-07 2007-05-01 Geo2 Technologies, Inc. Refractory exhaust filtering method and apparatus
US7682578B2 (en) 2005-11-07 2010-03-23 Geo2 Technologies, Inc. Device for catalytically reducing exhaust
JP4523911B2 (ja) * 2005-12-14 2010-08-11 本田技研工業株式会社 排ガス浄化装置
US7444805B2 (en) 2005-12-30 2008-11-04 Geo2 Technologies, Inc. Substantially fibrous refractory device for cleaning a fluid
US7722828B2 (en) 2005-12-30 2010-05-25 Geo2 Technologies, Inc. Catalytic fibrous exhaust system and method for catalyzing an exhaust gas
US7563415B2 (en) 2006-03-03 2009-07-21 Geo2 Technologies, Inc Catalytic exhaust filter device
US7762395B2 (en) * 2006-04-17 2010-07-27 Graphic Packaging International, Inc. Carrier packages and methods of erecting carrier packages
US7749472B2 (en) * 2006-08-14 2010-07-06 Basf Corporation Phosgard, a new way to improve poison resistance in three-way catalyst applications
DE102007057305A1 (de) 2007-11-28 2009-06-04 Süd-Chemie AG Beschichtungszusammensetzung für Dieseloxidationskatalysatoren
US8635853B2 (en) * 2008-01-25 2014-01-28 Caterpillar Inc. Exhaust reduction system having oxygen and temperature control
EP2145679A1 (en) 2008-07-17 2010-01-20 Ford Global Technologies, LLC, A subsidary of Ford Motor Company Multifunctional Catalyst for Diesel Exhaust Gas Cleaning Applications and Method of its Preparation
DE102009015592A1 (de) 2009-03-30 2010-10-07 Süd-Chemie AG Alterungsstabiler Katalysator zur Oxidation von NO zu NO2 in Abgasströmen
GB201021887D0 (en) 2010-12-21 2011-02-02 Johnson Matthey Plc Oxidation catalyst for a lean burn internal combustion engine
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
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
GB201200784D0 (en) 2011-12-12 2012-02-29 Johnson Matthey Plc Exhaust system for a lean-burn internal combustion engine including SCR catalyst
GB2497597A (en) 2011-12-12 2013-06-19 Johnson Matthey Plc A Catalysed Substrate Monolith with Two Wash-Coats
GB201200783D0 (en) 2011-12-12 2012-02-29 Johnson Matthey Plc Substrate monolith comprising SCR catalyst

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3699683A (en) * 1971-04-05 1972-10-24 Chemical Construction Corp Engine exhaust emission control system
JPS5440691B2 (el) * 1972-05-31 1979-12-05
JPH01159029A (ja) * 1987-12-16 1989-06-22 Toyota Motor Corp ディーゼルエンジンの排気浄化装置
JPH0625538B2 (ja) * 1989-10-24 1994-04-06 ニチアス株式会社 メタノールエンジンの排気浄化装置
US5125231A (en) * 1990-06-08 1992-06-30 Corning Incorporated Dual converter engine exhaust system for reducing hydrocarbon emissions
US5078979A (en) * 1990-07-20 1992-01-07 Uop Molecular sieve bed/catalyst to treat automotive exhaust
US5051244A (en) * 1990-07-20 1991-09-24 Uop Use of a molecular sieve bed to minimize emissions during cold start of internal combustion engines
US5142864A (en) * 1991-09-30 1992-09-01 Uop Process for treating an engine exhaust stream employing a catalyst, an adsorbent bed and a turbocharger
CA2097609C (en) * 1991-10-03 1999-03-16 Shinichi Takeshima Device for purifying exhaust of internal combustion engine
JP2783074B2 (ja) * 1991-10-29 1998-08-06 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE4206699C2 (de) * 1992-03-04 1996-02-01 Degussa NO¶x¶-Verminderung im mageren Abgas von Kraftfahrzeugmotoren
GB2267212B (en) 1992-05-22 1996-09-11 Thermos Ltd A cup for a container and an assembly of cup and container
US5462905A (en) * 1992-08-21 1995-10-31 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying catalyst
US5407880A (en) * 1992-11-09 1995-04-18 Nissan Motor Co., Ltd. Catalysts for adsorption of hydrocarbons
CA2159317A1 (en) * 1993-03-29 1994-10-13 Bulent O. Yavuz Improved zeolite-containing oxidation catalyst and method of use
US5629193A (en) * 1994-07-05 1997-05-13 Human Genome Sciences, Inc. Paraoxonase
EP0716877A1 (en) * 1994-12-13 1996-06-19 Johnson Matthey Public Limited Company Catalytic purification of engine exhaust gas
US5603215A (en) * 1995-03-23 1997-02-18 Engelhard Corporation Method and apparatus for treatment of exhaust streams
US5531068A (en) * 1995-06-19 1996-07-02 Uop Combination catalyst/adsorber system for treating an engine exhaust gas stream

Also Published As

Publication number Publication date
GB9511412D0 (en) 1995-08-02
US5943857A (en) 1999-08-31
PT830201E (pt) 2000-05-31
WO1996039244A1 (en) 1996-12-12
EP0830201B1 (en) 2000-01-19
DE69606292T2 (de) 2000-06-21
ES2141504T3 (es) 2000-03-16
EP0830201A1 (en) 1998-03-25
JPH11506977A (ja) 1999-06-22
DK0830201T4 (da) 2006-06-12
DK0830201T3 (da) 2000-06-26
AU5905496A (en) 1996-12-24
ATE188883T1 (de) 2000-02-15
ES2141504T5 (es) 2006-11-01
JP3974173B2 (ja) 2007-09-12
EP0830201B2 (en) 2006-05-24
DE69606292T3 (de) 2006-10-12
DE69606292D1 (de) 2000-02-24

Similar Documents

Publication Publication Date Title
GR3033128T3 (en) Diesel engine exhaust gas purification system
ATE249576T1 (de) Selektive katalytische reduktion system und verfahren
EP0950804A3 (en) Exhaust gas purification system for internal combustion engine
BR9714635A (pt) Processo para controlar a emissão de materiais nocivos nos gases de exaustão de um motor de combustão interna e sistema purificador
CA2257949A1 (en) Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine
CA2224043A1 (en) Method for exhaust gas purification and system for exhaust gas purification used therein
WO1997031705A3 (de) Verfahren und vorrichtung zur abgasreinigung
DE60225321D1 (de) System und verfahren zur verbesserten emissionskontrolle von brennkraftmaschinen
AU3950895A (en) Method and apparatus for heating a catalytic converter to reduce emissions
JPH10323542A (ja) 希薄排気ガスの浄化方法及び該方法のための触媒系
PL301228A1 (en) System for purifying exhaust gases so as to reduce emission of hydrocarbons while cold starting internal combustion engines
WO1999000588A3 (en) Method and apparatus for injecting hydrogen into a catalytic converter
WO1999030811A8 (de) Verfahren zur reduktion von stickoxiden in sauerstoffhaltigen abgasen, insbesondere abgasen von verbrennungsmotoren
SE9800473L (sv) Förfarande för avgasrening jämte gasbrännare
DE60223049D1 (de) Verfahren zur Aufbereitung eines gebrauchten Katalysators
EP1174598A3 (en) A device for purifying the exhaust gas of an internal combustion engine
TW523571B (en) Small-volume NOx adsorber
EP1380731A3 (en) Apparatus and method for purifying exhaust gases in automotive engines
EP0687495A3 (en) Catalytic converter for cleaning exhaust gases from internal combustion engines with a lean fuel mixture and process for cleaning
RU1815352C (ru) Способ нейтрализации потока отработавших газов
Lutkemeyer et al. Comparison of De-NO sub (x) and adsorber catalysts to reduce NO sub (x)- emissions of lean burn gasoline engines
RU93041457A (ru) Способ каталитической очистки автомобильных отработанных газов с улучшенными характеристиками при пуске холодного двигателя
KR960034672A (ko) 린-버언(Lean-burn) 엔진을 가능케 하는 3-베드(bed) 촉매 컨버어터(catalytic converter)
KR970075245A (ko) 자동차의 배기가스 저감장치
JP2004116502A (ja) エンジン排気ガス浄化装置