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AU2001287882A1 - Nox-trap - Google Patents

Nox-trap

Info

Publication number
AU2001287882A1
AU2001287882A1 AU2001287882A AU8788201A AU2001287882A1 AU 2001287882 A1 AU2001287882 A1 AU 2001287882A1 AU 2001287882 A AU2001287882 A AU 2001287882A AU 8788201 A AU8788201 A AU 8788201A AU 2001287882 A1 AU2001287882 A1 AU 2001287882A1
Authority
AU
Australia
Prior art keywords
nox
trap
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.)
Abandoned
Application number
AU2001287882A
Inventor
Stephen Poulston
Raj Rao Rajaram
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
Publication of AU2001287882A1 publication Critical patent/AU2001287882A1/en
Abandoned legal-status Critical Current

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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/58—Platinum group metals with alkali- or alkaline earth 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
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (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)
AU2001287882A 2000-09-16 2001-09-17 Nox-trap Abandoned AU2001287882A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0022786 2000-09-16
GBGB0022786.8A GB0022786D0 (en) 2000-09-16 2000-09-16 NOx-Trap composition
PCT/GB2001/004160 WO2002022241A1 (en) 2000-09-16 2001-09-17 Nox-trap

Publications (1)

Publication Number Publication Date
AU2001287882A1 true AU2001287882A1 (en) 2002-03-26

Family

ID=9899605

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001287882A Abandoned AU2001287882A1 (en) 2000-09-16 2001-09-17 Nox-trap

Country Status (8)

Country Link
US (1) US7287370B2 (en)
EP (1) EP1322404B1 (en)
JP (1) JP4994562B2 (en)
KR (1) KR20040004376A (en)
AU (1) AU2001287882A1 (en)
DE (1) DE60129029T2 (en)
GB (1) GB0022786D0 (en)
WO (1) WO2002022241A1 (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6617276B1 (en) * 2000-07-21 2003-09-09 Johnson Matthey Public Limited Company Hydrocarbon trap/catalyst for reducing cold-start emissions from internal combustion engines
US6727202B2 (en) 2001-08-21 2004-04-27 Engelhard Corporation Enhanced NOx trap having increased durability
US6756338B2 (en) * 2001-09-19 2004-06-29 Johnson Matthey Public Limited Company Lean NOx trap/conversion catalyst
JP2003206733A (en) * 2002-01-16 2003-07-25 Hitachi Ltd Exhaust gas purification device for internal combustion engine
US8975204B2 (en) * 2004-10-28 2015-03-10 Cataler Corporation Exhaust-gas-purifying catalyst
JP3852466B2 (en) * 2004-11-30 2006-11-29 いすゞ自動車株式会社 NOx purification system
US20060168948A1 (en) * 2005-02-02 2006-08-03 Lifeng Xu Alumina-based lean NOx trap system and method of use
US20060168949A1 (en) * 2005-02-02 2006-08-03 Lifeng Xu Alumina-based lean NOx trap system and method of use in dual-mode HCCI engines
JP4714568B2 (en) * 2005-11-22 2011-06-29 マツダ株式会社 Exhaust gas purification catalyst and method for producing the same
JP2007136420A (en) * 2005-11-22 2007-06-07 Mazda Motor Corp Exhaust gas purification catalyst and method for producing the same
JP4851190B2 (en) * 2006-01-13 2012-01-11 戸田工業株式会社 Exhaust gas purification catalyst
FR2905371B1 (en) * 2006-08-31 2010-11-05 Rhodia Recherches & Tech HIGH REDUCIBILITY COMPOSITION BASED ON NANOMETRY CERIUM OXIDE ON A CARRIER, PREPARATION METHOD AND USE AS CATALYST
US7709414B2 (en) * 2006-11-27 2010-05-04 Nanostellar, Inc. Engine exhaust catalysts containing palladium-gold
JP2008190359A (en) * 2007-02-01 2008-08-21 Toyota Motor Corp Exhaust gas purification device for internal combustion engine
US8808655B2 (en) 2007-02-12 2014-08-19 The Regents Of The University Of California Bifunctional active sites for adsorption of NOx
JP5122196B2 (en) * 2007-07-17 2013-01-16 本田技研工業株式会社 NOx purification catalyst
KR100892528B1 (en) * 2007-12-12 2009-04-10 현대자동차주식회사 NOX occlusion-reduction catalyst composition
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
US9358525B2 (en) 2008-12-04 2016-06-07 Johnson Matthey Public Limited Company NOx storage materials for sensor applications
EP2368630A4 (en) * 2008-12-19 2013-07-31 Cataler Corp CATALYST FOR THE PURIFICATION OF EXHAUST GASES
US8721971B2 (en) * 2009-02-26 2014-05-13 Corning Incorporated NOx adsorptive films for NOx sensor technologies
US20110085955A1 (en) * 2009-10-12 2011-04-14 Alstom Technology Ltd System and method for reducing no2 poisoning
GB2484911B (en) 2010-10-22 2013-04-03 Johnson Matthey Plc NOx absorber catalyst comprising caesium silicate and at least one platinum group metal
GB201021649D0 (en) * 2010-12-21 2011-02-02 Johnson Matthey Plc NOx Absorber catalyst
DE102013210270A1 (en) * 2013-06-03 2014-12-04 Umicore Ag & Co. Kg three-way
GB201401115D0 (en) 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system
EP3194053B1 (en) * 2014-08-12 2020-09-30 Johnson Matthey Public Limited Company Exhaust system with a modified lean noxtrap
KR101683512B1 (en) * 2015-03-30 2016-12-07 현대자동차 주식회사 METHOD OF CALCULATING NOx MASS REDUCED FROM LEAN NOx TRAP DURING REGENERATION AND EXHAUST PURIFICATION DEVICE
GB2551332A (en) * 2016-06-10 2017-12-20 Johnson Matthey Plc NOx adsorber catalyst
CN109475816B (en) 2016-06-10 2022-05-03 庄信万丰股份有限公司 NOx adsorber catalyst
GB2554859A (en) 2016-10-04 2018-04-18 Johnson Matthey Plc NOx adsorber catalyst
KR102012886B1 (en) 2016-11-02 2019-08-22 허기태 Harmful exhaust gas reduction device for a boiler
US10953366B2 (en) 2018-04-20 2021-03-23 GM Global Technology Operations LLC Nitrogen oxides and hydrocarbon storage catalyst and methods of using the same
US10399037B1 (en) * 2018-04-20 2019-09-03 GM Global Technology Operations LLC Nitrogen oxides storage catalyst and methods of using the same

Family Cites Families (44)

* Cited by examiner, † Cited by third party
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US4071600A (en) 1976-12-06 1978-01-31 General Motors Corporation Process for improved 3-way emission control
US4675308A (en) * 1984-06-14 1987-06-23 Engelhard Corporation Three-way catalyst for lean operating engines
JPS6380850A (en) 1986-09-25 1988-04-11 Toyota Motor Corp Catalyst for purifying exhaust gas
US5158582A (en) * 1988-05-30 1992-10-27 Hitachi Zosen Corporation Method of removing NOx by adsorption, NOx adsorbent and apparatus for purifying NOx-containing gas
DE4008371A1 (en) * 1989-03-15 1990-09-20 Riken Kk EXHAUST GASOLINE AND METHOD FOR CLEANING EXHAUST GASES
JPH0741142B2 (en) 1991-06-11 1995-05-10 川崎重工業株式会社 Method for removing low-concentration nitrogen oxides in road tunnel ventilation gas
ES2104943T5 (en) 1991-10-03 2005-04-16 Toyota Jidosha Kabushiki Kaisha PURIFICATION DEVICE OF EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE.
DE69523646T2 (en) 1994-02-04 2002-08-01 Toyota Jidosha K.K., Toyota Process for producing an exhaust gas purification catalyst
US5451558A (en) 1994-02-04 1995-09-19 Goal Line Environmental Technologies Process for the reaction and absorption of gaseous air pollutants, apparatus therefor and method of making the same
JP3363564B2 (en) * 1994-02-04 2003-01-08 トヨタ自動車株式会社 Exhaust gas purification catalyst
JP3391878B2 (en) 1994-02-23 2003-03-31 トヨタ自動車株式会社 Exhaust gas purification catalyst
JP3362546B2 (en) 1995-03-10 2003-01-07 トヨタ自動車株式会社 Exhaust gas purification catalyst
JPH08281116A (en) * 1995-04-10 1996-10-29 Toyota Motor Corp Exhaust gas purification catalyst
JPH08281111A (en) * 1995-04-11 1996-10-29 Nissan Motor Co Ltd Exhaust gas purification catalyst and method for producing the same
US6471924B1 (en) * 1995-07-12 2002-10-29 Engelhard Corporation Method and apparatus for NOx abatement in lean gaseous streams
US5750082A (en) 1995-09-21 1998-05-12 Ford Global Technologies, Inc. Nox trap with improved performance
US5837212A (en) * 1995-09-21 1998-11-17 Ford Global Technologies, Inc. Potassium/manganese nitrogen oxide traps for lean-burn engine operation
JP3861303B2 (en) 1995-10-31 2006-12-20 トヨタ自動車株式会社 Exhaust gas purification catalyst
JP3498453B2 (en) * 1995-11-27 2004-02-16 日産自動車株式会社 Exhaust gas purification catalyst and method for producing the same
US5727385A (en) 1995-12-08 1998-03-17 Ford Global Technologies, Inc. Lean-burn nox catalyst/nox trap system
GB9615123D0 (en) 1996-07-18 1996-09-04 Johnson Matthey Plc Three-way conversion catalysts and methods for the preparation therof
JP3965711B2 (en) 1996-10-25 2007-08-29 株式会社日立製作所 Nitrogen oxide purification catalyst and purification method
US5753192A (en) 1996-11-29 1998-05-19 Ford Global Technologies, Inc. Zirconia and sulfate in NOx traps to improved trapping and sulfur tolerance
US6165429A (en) 1997-01-10 2000-12-26 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying catalyst and exhaust gas purifying method
US5939037A (en) 1997-02-07 1999-08-17 Ford Global Technologies, Inc. Sulfur tolerant NOx traps highly loaded with sodium or potassium
JPH10286461A (en) 1997-04-16 1998-10-27 Daihatsu Motor Co Ltd Exhaust gas purification catalyst
JP4024352B2 (en) * 1997-05-13 2007-12-19 バイエルクロップサイエンス株式会社 Agricultural fungicide composition
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FR2771306B1 (en) 1997-11-25 2000-02-04 Rhodia Chimie Sa MANGANESE COMPOSITION AND USE AS A NOX TRAP FOR THE TREATMENT OF EXHAUST GASES
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US6350421B1 (en) 1998-08-24 2002-02-26 Dmc2 Degussa Metals Catalysts Cerdec Ag Nitrogen oxide storage material and nitrogen oxide storing catalyst prepared therefrom
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US20020048542A1 (en) 1999-04-02 2002-04-25 Michel Deeba Catalytic trap and methods of making and using the same
US6375910B1 (en) 1999-04-02 2002-04-23 Engelhard Corporation Multi-zoned catalytic trap and methods of making and using the same
FR2792547B1 (en) 1999-04-23 2001-07-06 Rhodia Chimie Sa COMPOSITION FOR USE AS A NOx TRAP, BASED ON MANGANESE AND AN ALKALINE EARTH OR RARE EARTH, AND USE IN THE TREATMENT OF EXHAUST GASES
FR2793163B1 (en) 1999-05-07 2001-08-10 Ecia Equip Composants Ind Auto PURIFICATION COMPOSITION WITH TREATMENT OF NOX FROM EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE
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US20020103078A1 (en) 2001-01-26 2002-08-01 Zhicheng Hu SOx trap for enhancing NOx trap performance and methods of making and using the same

Also Published As

Publication number Publication date
US7287370B2 (en) 2007-10-30
KR20040004376A (en) 2004-01-13
GB0022786D0 (en) 2000-11-01
WO2002022241A1 (en) 2002-03-21
EP1322404B1 (en) 2007-06-20
JP4994562B2 (en) 2012-08-08
EP1322404A1 (en) 2003-07-02
US20040042939A1 (en) 2004-03-04
JP2004516400A (en) 2004-06-03
DE60129029D1 (en) 2007-08-02
DE60129029T2 (en) 2008-02-21

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