GB9921376D0 - Improving catalyst performance - Google Patents

Improving catalyst performance

Info

Publication number
GB9921376D0
GB9921376D0 GBGB9921376.1A GB9921376A GB9921376D0 GB 9921376 D0 GB9921376 D0 GB 9921376D0 GB 9921376 A GB9921376 A GB 9921376A GB 9921376 D0 GB9921376 D0 GB 9921376D0
Authority
GB
United Kingdom
Prior art keywords
catalyst performance
improving catalyst
improving
performance
catalyst
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
GBGB9921376.1A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
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
Priority to GBGB9921376.1A priority Critical patent/GB9921376D0/en
Publication of GB9921376D0 publication Critical patent/GB9921376D0/en
Priority to PCT/GB2000/003379 priority patent/WO2001019500A1/en
Priority to EP00956721A priority patent/EP1210168B1/en
Priority to DE60006827T priority patent/DE60006827T2/de
Priority to JP2001523121A priority patent/JP2003509614A/ja
Priority to US10/070,873 priority patent/US6978601B1/en
Ceased legal-status Critical Current

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
    • F01N3/0807—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
    • 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
    • B01D53/9495—Controlling the catalytic process
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • F02D41/028—Desulfurisation of NOx traps or adsorbent
    • 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
    • F01N2570/04—Sulfur or sulfur oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/029—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a particulate filter
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
GBGB9921376.1A 1999-09-10 1999-09-10 Improving catalyst performance Ceased GB9921376D0 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GBGB9921376.1A GB9921376D0 (en) 1999-09-10 1999-09-10 Improving catalyst performance
PCT/GB2000/003379 WO2001019500A1 (en) 1999-09-10 2000-09-04 Regenerating sulphur poisoned diesel catalysts
EP00956721A EP1210168B1 (en) 1999-09-10 2000-09-04 Regenerating sulphur poisoned diesel catalysts
DE60006827T DE60006827T2 (de) 1999-09-10 2000-09-04 Regenerierung von vergifteten katalysatoren für dieselmotoren
JP2001523121A JP2003509614A (ja) 1999-09-10 2000-09-04 硫黄被毒されたディーゼル触媒の再生
US10/070,873 US6978601B1 (en) 1999-09-10 2000-09-04 Regenerating sulphur poisoned diesel catalysts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9921376.1A GB9921376D0 (en) 1999-09-10 1999-09-10 Improving catalyst performance

Publications (1)

Publication Number Publication Date
GB9921376D0 true GB9921376D0 (en) 1999-11-10

Family

ID=10860668

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9921376.1A Ceased GB9921376D0 (en) 1999-09-10 1999-09-10 Improving catalyst performance

Country Status (6)

Country Link
US (1) US6978601B1 (enExample)
EP (1) EP1210168B1 (enExample)
JP (1) JP2003509614A (enExample)
DE (1) DE60006827T2 (enExample)
GB (1) GB9921376D0 (enExample)
WO (1) WO2001019500A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI116479B (fi) * 2003-02-06 2005-11-30 Waertsilae Finland Oy Menetelmä polttomoottorin pakokaasujen hapetuskatalysaattorin regeneroimiseksi
US8115373B2 (en) 2005-07-06 2012-02-14 Rochester Institute Of Technology Self-regenerating particulate trap systems for emissions and methods thereof
FR2890577B1 (fr) * 2005-09-12 2009-02-27 Rhodia Recherches & Tech Procede de traitement d'un gaz contenant des oxydes d'azote (nox), utilisant comme piege a nox une composition a base d'oxyde de zirconium et d'oxyde de praseodyme
DE102006062650B4 (de) * 2006-12-22 2023-08-17 Volkswagen Ag Verfahren zur Reaktivierung edelmetallhaltiger Abgasnachbehandlungskomponenten von dauernd magerbetriebenenen Brennkraftmaschinen und Steuereinheit zur Steuerung des Verfahrens
GB201021887D0 (en) 2010-12-21 2011-02-02 Johnson Matthey Plc Oxidation catalyst for a lean burn internal combustion engine
DE102011101079B4 (de) 2011-05-10 2020-08-20 Umicore Ag & Co. Kg Verfahren zur Regeneration von NOx-Speicherkatalysatoren von Dieselmotoren mit Niederdruck-AGR
DE102011107692B3 (de) 2011-07-13 2013-01-03 Umicore Ag & Co. Kg Verfahren zur Reaktivierung von Abgasreinigungsanlagen von Dieselmotoren mit Niederdruck-AGR
KR101406419B1 (ko) 2012-08-22 2014-06-13 현대자동차주식회사 Ｄｏｃ 재생주기 결정방법
US9181888B2 (en) 2013-10-28 2015-11-10 Cummins Inc. Selectively trapping and storing SO3 in an exhaust gas effluent
WO2016137870A1 (en) * 2015-02-25 2016-09-01 Carrier Corporation Air control valve for transportation refrigeration system
US10100689B2 (en) 2015-03-27 2018-10-16 Cummins Inc. Systems and methods for desulfation of an oxidation catalyst for dual fuel engines

Family Cites Families (14)

* 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
JP2605586B2 (ja) 1992-07-24 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
EP0666099B1 (en) 1993-04-28 2001-07-18 Nippon Shokubai Co., Ltd. Method of removing nitrogen oxides contained in exhaust gas
JP3291086B2 (ja) 1993-09-24 2002-06-10 トヨタ自動車株式会社 排ガス浄化用触媒及び排ガス浄化方法
JP3542404B2 (ja) * 1995-04-26 2004-07-14 本田技研工業株式会社 内燃機関の空燃比制御装置
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
DE69635641T2 (de) * 1995-09-11 2006-09-14 Toyota Jidosha K.K., Toyota Verfahren zum Reinigen von Verbrennungsmotorabgas
DE19705335C1 (de) 1997-02-12 1998-09-17 Siemens Ag Verfahren zur Regeneration eines Speicherkatalysators
GB9718059D0 (en) 1997-08-28 1997-10-29 Johnson Matthey Plc Improvements relating to catalysts
US5974788A (en) 1997-08-29 1999-11-02 Ford Global Technologies, Inc. Method and apparatus for desulfating a nox trap
DE19740482A1 (de) 1997-09-15 1999-03-18 Audi Ag Verfahren zum Betreiben einer mehrzylindrigen Brennkraftmaschine mit Direkteinspritzung
US6199374B1 (en) * 1997-10-22 2001-03-13 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying device for engine
US5974790A (en) 1998-03-05 1999-11-02 Ford Global Technologies, Inc. Catalytic converter decontamination method
US6233925B1 (en) * 1998-08-28 2001-05-22 Toyota Jidosha Kabushiki Kaisha Exhaust discharge control device for internal combustion engine

Also Published As

Publication number Publication date
JP2003509614A (ja) 2003-03-11
WO2001019500A1 (en) 2001-03-22
DE60006827T2 (de) 2004-08-12
DE60006827D1 (de) 2004-01-08
US6978601B1 (en) 2005-12-27
EP1210168A1 (en) 2002-06-05
EP1210168B1 (en) 2003-11-26

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)