DE69816537D1 - Katalysator zur Reinigung von Abgas und Verfahren für seine Herstellung - Google Patents

Katalysator zur Reinigung von Abgas und Verfahren für seine Herstellung

Info

Publication number
DE69816537D1
DE69816537D1 DE69816537T DE69816537T DE69816537D1 DE 69816537 D1 DE69816537 D1 DE 69816537D1 DE 69816537 T DE69816537 T DE 69816537T DE 69816537 T DE69816537 T DE 69816537T DE 69816537 D1 DE69816537 D1 DE 69816537D1
Authority
DE
Germany
Prior art keywords
manufacture
exhaust gas
gas purification
purification catalyst
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.)
Expired - Fee Related
Application number
DE69816537T
Other languages
English (en)
Other versions
DE69816537T2 (de
Inventor
Takahiro Kurokawa
Yasuto Watanabe
Toshitsugu Ueoka
Osamu Takayama
Yuki Koda
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.)
Mazda Motor Corp
Original Assignee
Mazda Motor Corp
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 Mazda Motor Corp filed Critical Mazda Motor Corp
Application granted granted Critical
Publication of DE69816537D1 publication Critical patent/DE69816537D1/de
Publication of DE69816537T2 publication Critical patent/DE69816537T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/061—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing metallic elements added to the zeolite
    • 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
    • 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
    • B01J37/0246—Coatings comprising a zeolite
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE69816537T 1997-08-07 1998-08-06 Katalysator zur Reinigung von Abgas und Verfahren für seine Herstellung Expired - Fee Related DE69816537T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21336497 1997-08-07
JP9213364A JPH1147602A (ja) 1997-08-07 1997-08-07 排気ガス浄化用触媒及びその製造方法

Publications (2)

Publication Number Publication Date
DE69816537D1 true DE69816537D1 (de) 2003-08-28
DE69816537T2 DE69816537T2 (de) 2004-04-08

Family

ID=16637964

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69816537T Expired - Fee Related DE69816537T2 (de) 1997-08-07 1998-08-06 Katalysator zur Reinigung von Abgas und Verfahren für seine Herstellung

Country Status (3)

Country Link
EP (1) EP0895812B1 (de)
JP (1) JPH1147602A (de)
DE (1) DE69816537T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3855503B2 (ja) * 1997-12-12 2006-12-13 マツダ株式会社 排気ガス浄化用触媒
KR20010037199A (ko) * 1999-10-14 2001-05-07 이계안 디젤엔진용 촉매
EP1134188A3 (de) * 2000-03-02 2004-06-09 The Boc Group, Inc. Katalytische Teiloxidation von Kohlenwasserstoffen
FR2839661B1 (fr) * 2002-05-17 2004-08-27 Rhodia Elect & Catalysis Composition comprenant un materiau mesostructure a base de silice ou d'alumine et un catalyseur de craquage catalytique en lit fluide et son utilisation comme catalyseur
KR100622027B1 (ko) 2004-08-11 2006-09-28 한국화학연구원 고분산 귀금속 담지 혼합 금속산화물 탈질촉매 및 이의제조방법
US20110047995A1 (en) * 2009-08-31 2011-03-03 General Electric Company Catalyst and method of manufacture
US9272271B2 (en) 2007-09-19 2016-03-01 General Electric Company Manufacture of catalyst compositions and systems
US9375710B2 (en) 2007-09-19 2016-06-28 General Electric Company Catalyst and method of manufacture
US20100196236A1 (en) 2009-01-30 2010-08-05 General Electric Company Templated catalyst composition and associated method
US20100196237A1 (en) 2009-01-30 2010-08-05 General Electric Company Templated catalyst composition and associated method
US20120329644A1 (en) 2011-06-21 2012-12-27 General Electric Company Catalyst composition and catalytic reduction system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4968405A (en) * 1988-07-05 1990-11-06 Exxon Research And Engineering Company Fluid catalytic cracking using catalysts containing monodispersed mesoporous matrices
CA2020482C (en) * 1990-07-05 1999-10-12 Sellathurai Suppiah Supported high silica zeolites
JP2800499B2 (ja) * 1991-09-18 1998-09-21 日産自動車株式会社 炭化水素吸着材
US5853566A (en) * 1995-11-28 1998-12-29 Shell Oil Company Zeolite-beta containing catalyst compositions and their use in hydrocarbon conversion processes for producing low boiling point materials
US6022471A (en) * 1996-10-15 2000-02-08 Exxon Research And Engineering Company Mesoporous FCC catalyst formulated with gibbsite and rare earth oxide

Also Published As

Publication number Publication date
DE69816537T2 (de) 2004-04-08
EP0895812B1 (de) 2003-07-23
EP0895812A1 (de) 1999-02-10
JPH1147602A (ja) 1999-02-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee