GB2295780A - Base metal catalyst, catalytic support and two-stage process for the purification of vehicle exhaust gases - Google Patents

Base metal catalyst, catalytic support and two-stage process for the purification of vehicle exhaust gases

Info

Publication number
GB2295780A
GB2295780A GB9600502A GB9600502A GB2295780A GB 2295780 A GB2295780 A GB 2295780A GB 9600502 A GB9600502 A GB 9600502A GB 9600502 A GB9600502 A GB 9600502A GB 2295780 A GB2295780 A GB 2295780A
Authority
GB
United Kingdom
Prior art keywords
purification
exhaust gases
metal catalyst
base metal
stage process
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.)
Withdrawn
Application number
GB9600502A
Other versions
GB9600502D0 (en
Inventor
Ashok Kumar Bhattacharya
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.)
MG Rover Group Ltd
Original Assignee
MG Rover Group Ltd
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 MG Rover Group Ltd filed Critical MG Rover Group Ltd
Publication of GB9600502D0 publication Critical patent/GB9600502D0/en
Publication of GB2295780A publication Critical patent/GB2295780A/en
Withdrawn legal-status Critical Current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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/83—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
    • 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

  • Chemical & Material Sciences (AREA)
  • 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)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

A catalyst for treating motor vehicle gases comprising: (A) a copper component containing cuprous oxide and cupric oxide dispersed on, (B) a mixed support containing (i) one or more lanthanide oxides; (ii) one or more oxides of elements from Group II; (iii) one or more oxides of elements from Group IIIb; and (iv) one or more oxides of elements from Group IV of the Mendeleev Periodic Table.
GB9600502A 1993-07-29 1994-07-28 Base metal catalyst, catalytic support and two-stage process for the purification of vehicle exhaust gases Withdrawn GB2295780A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939315679A GB9315679D0 (en) 1993-07-29 1993-07-29 Base metal catalyst,catalytic support and two-stage process for the purification of vehicle exhaust gases
PCT/GB1994/001635 WO1995003877A1 (en) 1993-07-29 1994-07-28 Base metal catalyst, catalytic support and two-stage process for the purification of vehicle exhaust gases

Publications (2)

Publication Number Publication Date
GB9600502D0 GB9600502D0 (en) 1996-03-27
GB2295780A true GB2295780A (en) 1996-06-12

Family

ID=10739618

Family Applications (2)

Application Number Title Priority Date Filing Date
GB939315679A Pending GB9315679D0 (en) 1993-07-29 1993-07-29 Base metal catalyst,catalytic support and two-stage process for the purification of vehicle exhaust gases
GB9600502A Withdrawn GB2295780A (en) 1993-07-29 1994-07-28 Base metal catalyst, catalytic support and two-stage process for the purification of vehicle exhaust gases

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB939315679A Pending GB9315679D0 (en) 1993-07-29 1993-07-29 Base metal catalyst,catalytic support and two-stage process for the purification of vehicle exhaust gases

Country Status (4)

Country Link
EP (1) EP0711198A1 (en)
JP (1) JPH09501348A (en)
GB (2) GB9315679D0 (en)
WO (1) WO1995003877A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4045002B2 (en) * 1998-02-02 2008-02-13 三井金属鉱業株式会社 Composite oxide and exhaust gas purification catalyst using the same
DE10252103A1 (en) * 2002-11-08 2004-05-27 Süd-Chemie AG Mixed oxide catalyst, e.g. for carbon monoxide oxidation in fuel cells or automobile exhaust treatment, comprises copper, manganese and cerium
DE102007037796A1 (en) * 2007-08-10 2009-02-12 Süd-Chemie AG A method for removing CO, H2 and / or CH4 from the anode exhaust gas of a fuel cell with mixed oxide catalysts comprising Cu, Mn and optionally at least one rare earth metal
JP2012066166A (en) * 2010-09-21 2012-04-05 Denso Corp Catalyst for purifying exhaust gas
JP5567999B2 (en) * 2010-12-10 2014-08-06 トヨタ自動車株式会社 Base metal exhaust gas purification catalyst
JP5715518B2 (en) * 2011-07-25 2015-05-07 ダイハツ工業株式会社 Exhaust gas purification catalyst
US8765085B2 (en) * 2012-04-26 2014-07-01 Basf Corporation Base metal catalyst and method of using same
US8668890B2 (en) 2012-04-26 2014-03-11 Basf Corporation Base metal catalyst composition and methods of treating exhaust from a motorcycle
KR102230978B1 (en) * 2018-02-23 2021-03-23 주식회사 엘지화학 Catalyst for oxychlorination process of carbonate hydrogen, method for producing same, and method for producing oxychloro compound using same
CN111151262B (en) * 2020-01-14 2022-11-04 西安理工大学 Mn-Cu 2 O-modified photocatalyst and preparation method thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2342909A1 (en) * 1972-08-25 1974-04-04 Hitachi Ltd CATALYST
EP0370617A1 (en) * 1988-10-20 1990-05-30 ROVER GROUP LIMITED (Registered Number 1595268) Catalyst
EP0415410A1 (en) * 1989-08-31 1991-03-06 Tosoh Corporation Process for catalytically reducing nitrogen oxides from exhaust gas
WO1992004965A1 (en) * 1990-09-20 1992-04-02 Rover Group Limited Supported platinum group metal catalysts
EP0513469A1 (en) * 1991-05-13 1992-11-19 Imcs Ab Catalyst containing rare earth and carrier
US5182249A (en) * 1990-10-22 1993-01-26 East China University Of Chemical Technology Non-precious metal three way catalyst
EP0526896A1 (en) * 1991-08-07 1993-02-10 Toyota Jidosha Kabushiki Kaisha Catalyst for purifying exhaust gas
EP0541271A1 (en) * 1991-11-08 1993-05-12 Ford Motor Company Limited Catalyst system for treating the exhaust from a lean-burn gasoline-fueled engine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2342909A1 (en) * 1972-08-25 1974-04-04 Hitachi Ltd CATALYST
EP0370617A1 (en) * 1988-10-20 1990-05-30 ROVER GROUP LIMITED (Registered Number 1595268) Catalyst
EP0415410A1 (en) * 1989-08-31 1991-03-06 Tosoh Corporation Process for catalytically reducing nitrogen oxides from exhaust gas
WO1992004965A1 (en) * 1990-09-20 1992-04-02 Rover Group Limited Supported platinum group metal catalysts
US5182249A (en) * 1990-10-22 1993-01-26 East China University Of Chemical Technology Non-precious metal three way catalyst
EP0513469A1 (en) * 1991-05-13 1992-11-19 Imcs Ab Catalyst containing rare earth and carrier
EP0526896A1 (en) * 1991-08-07 1993-02-10 Toyota Jidosha Kabushiki Kaisha Catalyst for purifying exhaust gas
EP0541271A1 (en) * 1991-11-08 1993-05-12 Ford Motor Company Limited Catalyst system for treating the exhaust from a lean-burn gasoline-fueled engine

Also Published As

Publication number Publication date
GB9315679D0 (en) 1993-09-15
GB9600502D0 (en) 1996-03-27
EP0711198A1 (en) 1996-05-15
WO1995003877A1 (en) 1995-02-09
JPH09501348A (en) 1997-02-10

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)