DE69118024D1 - Katalysator zur Reinigung von Abgasen - Google Patents

Katalysator zur Reinigung von Abgasen

Info

Publication number
DE69118024D1
DE69118024D1 DE69118024T DE69118024T DE69118024D1 DE 69118024 D1 DE69118024 D1 DE 69118024D1 DE 69118024 T DE69118024 T DE 69118024T DE 69118024 T DE69118024 T DE 69118024T DE 69118024 D1 DE69118024 D1 DE 69118024D1
Authority
DE
Germany
Prior art keywords
exhaust gases
catalytic converter
cleaning exhaust
cleaning
catalytic
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
DE69118024T
Other languages
English (en)
Other versions
DE69118024T2 (de
Inventor
Shinichi Takeshima
Toshiaki Tanaka
Kiyohiko Oishi
Tokuta Inoue
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.)
Toyota Motor Corp
Original Assignee
Toyota 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
Priority claimed from JP3028846A external-priority patent/JP2661383B2/ja
Priority claimed from JP03062044A external-priority patent/JP3111491B2/ja
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE69118024D1 publication Critical patent/DE69118024D1/de
Publication of DE69118024T2 publication Critical patent/DE69118024T2/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
    • B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
    • B01J29/072—Iron group metals or copper
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
DE69118024T 1990-06-29 1991-06-27 Katalysator zur Reinigung von Abgasen Expired - Fee Related DE69118024T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP17022690 1990-06-29
JP3028846A JP2661383B2 (ja) 1991-02-22 1991-02-22 排気ガス浄化用触媒
JP03062044A JP3111491B2 (ja) 1990-06-29 1991-03-26 排気ガス浄化用触媒

Publications (2)

Publication Number Publication Date
DE69118024D1 true DE69118024D1 (de) 1996-04-25
DE69118024T2 DE69118024T2 (de) 1996-10-02

Family

ID=27286338

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69118024T Expired - Fee Related DE69118024T2 (de) 1990-06-29 1991-06-27 Katalysator zur Reinigung von Abgasen

Country Status (3)

Country Link
US (1) US5141906A (de)
EP (1) EP0463626B1 (de)
DE (1) DE69118024T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5296198A (en) * 1990-11-09 1994-03-22 Ngk Insulators, Ltd. Heater and catalytic converter
US5278113A (en) * 1991-03-08 1994-01-11 Matsushita Electric Industrial Co., Ltd. Catalytic body and process for producing the same
EP0585025B1 (de) * 1992-08-25 1998-01-14 Idemitsu Kosan Company Limited Katalysator zur Reinigung von Abgasen
AUPO787797A0 (en) * 1997-07-15 1997-08-07 University Of Queensland, The Catalytic conversion of gases via cation-exchangeable alumino-silicate materials
AU2002257493A1 (en) * 2002-04-29 2003-11-17 Acron International Technology Limited Air cleaner filter system capable of nano-confined catalytic oxidation
US7311746B2 (en) * 2004-05-21 2007-12-25 Exxonmobil Chemical Patents Inc. Vapor/liquid separation apparatus for use in cracking hydrocarbon feedstock containing resid
US7351872B2 (en) * 2004-05-21 2008-04-01 Exxonmobil Chemical Patents Inc. Process and draft control system for use in cracking a heavy hydrocarbon feedstock in a pyrolysis furnace
US7297833B2 (en) * 2004-05-21 2007-11-20 Exxonmobil Chemical Patents Inc. Steam cracking of light hydrocarbon feedstocks containing non-volatile components and/or coke precursors
US7312371B2 (en) * 2004-05-21 2007-12-25 Exxonmobil Chemical Patents Inc. Steam cracking of hydrocarbon feedstocks containing non-volatile components and/or coke precursors
US7402237B2 (en) * 2004-10-28 2008-07-22 Exxonmobil Chemical Patents Inc. Steam cracking of hydrocarbon feedstocks containing salt and/or particulate matter
US7481871B2 (en) * 2004-12-10 2009-01-27 Exxonmobil Chemical Patents Inc. Vapor/liquid separation apparatus
US7408093B2 (en) * 2004-07-14 2008-08-05 Exxonmobil Chemical Patents Inc. Process for reducing fouling from flash/separation apparatus during cracking of hydrocarbon feedstocks
US8173854B2 (en) * 2005-06-30 2012-05-08 Exxonmobil Chemical Patents Inc. Steam cracking of partially desalted hydrocarbon feedstocks
JP2008212845A (ja) * 2007-03-05 2008-09-18 Taiyo Nippon Sanso Corp 一酸化炭素吸着剤、ガス精製方法及びガス精製装置
CN101842157A (zh) * 2007-10-29 2010-09-22 株式会社Ict 氮氧化物去除用催化剂和使用该催化剂的氮氧化物去除方法
US11278874B2 (en) * 2018-11-30 2022-03-22 Johnson Matthey Public Limited Company Enhanced introduction of extra-framework metal into aluminosilicate zeolites
US11648329B1 (en) 2021-11-24 2023-05-16 Rht Limited Air purifiers

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3337447A (en) * 1965-09-13 1967-08-22 Exxon Research Engineering Co Selective hydrocracking with a sulfur containing cadmium zeolite catalyst
US3497462A (en) * 1967-09-20 1970-02-24 Union Carbide Corp Copper (i) zeolites
US4331644A (en) * 1977-12-27 1982-05-25 Union Carbide Corporation Combustion catalyst and process for using same
US4170571A (en) * 1977-12-27 1979-10-09 Union Carbide Corporation Novel combustion catalyst
ZA801758B (en) * 1979-04-04 1981-03-25 Mobil Oil Corp Steam-resistant zeolite catalyst
US4297328A (en) * 1979-09-28 1981-10-27 Union Carbide Corporation Three-way catalytic process for gaseous streams
JPS5736015A (ja) * 1980-08-14 1982-02-26 Tamio Ishida Naikeigashinendegaikeihashinenigainonininokeijotosuruhikinukikakonyorukinzokukannoseizohoho
BR8502767A (pt) * 1984-06-14 1986-02-18 Engelhard Corp Processo para oxidar simultaneamente hidrocarbonetos gasosos e monoxido de carbono,processo para preparacao de catalisador de tres vias,e processo para oxidacao de hidrocarbonetos e monosido de carbono e para reducao de oxidos de nitrogenio em uma corrente de gas
CA1247074A (en) * 1985-01-31 1988-12-20 Chung-Zong Wan Three-way catalysts of improved efficiency
US4877590A (en) * 1987-03-06 1989-10-31 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
DE3872478T2 (de) * 1987-10-07 1993-02-18 Tosoh Corp Verfahren zur herstellung eines kupfer enthaltenden zeoliths und methode fuer seine anwendung.
JP2660411B2 (ja) * 1987-11-18 1997-10-08 トヨタ自動車株式会社 排気ガス中の窒素酸化物を還元除去する方法
JPH0763631B2 (ja) * 1988-04-18 1995-07-12 トヨタ自動車株式会社 排気ガス浄化用触媒の製造方法
AU617908B2 (en) * 1988-12-16 1991-12-05 Tosoh Corporation Method for exhaust gas cleaning
JPH07106300B2 (ja) * 1989-12-08 1995-11-15 財団法人産業創造研究所 燃焼排ガス中の窒素酸化物除去法

Also Published As

Publication number Publication date
DE69118024T2 (de) 1996-10-02
EP0463626A1 (de) 1992-01-02
EP0463626B1 (de) 1996-03-20
US5141906A (en) 1992-08-25

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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