TW362995B - Catalyst element for purifying exhaust gases from internal combustion engine - Google Patents

Catalyst element for purifying exhaust gases from internal combustion engine

Info

Publication number
TW362995B
TW362995B TW086108321A TW86108321A TW362995B TW 362995 B TW362995 B TW 362995B TW 086108321 A TW086108321 A TW 086108321A TW 86108321 A TW86108321 A TW 86108321A TW 362995 B TW362995 B TW 362995B
Authority
TW
Taiwan
Prior art keywords
carrier
layer
catalyst
exhaust gases
purifying exhaust
Prior art date
Application number
TW086108321A
Other languages
English (en)
Inventor
Jun Fujii
Toshiya Kunisaki
Masaharu Nakamori
Hiroshi Kato
Original Assignee
Honda Motor Co Ltd
Mitsui Mining & Smelting Co
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 Honda Motor Co Ltd, Mitsui Mining & Smelting Co filed Critical Honda Motor Co Ltd
Application granted granted Critical
Publication of TW362995B publication Critical patent/TW362995B/zh

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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific device
    • 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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0225—Coating of metal substrates
    • 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
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • 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
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2825—Ceramics
    • 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)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Ceramic Engineering (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
TW086108321A 1996-06-20 1997-06-16 Catalyst element for purifying exhaust gases from internal combustion engine TW362995B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16027196A JP4201356B2 (ja) 1996-06-20 1996-06-20 内燃機関用排ガス浄化装置

Publications (1)

Publication Number Publication Date
TW362995B true TW362995B (en) 1999-07-01

Family

ID=15711398

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086108321A TW362995B (en) 1996-06-20 1997-06-16 Catalyst element for purifying exhaust gases from internal combustion engine

Country Status (5)

Country Link
EP (1) EP0813899B1 (zh)
JP (1) JP4201356B2 (zh)
CN (1) CN1129480C (zh)
DE (1) DE69734420T2 (zh)
TW (1) TW362995B (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60042991D1 (de) * 1999-07-09 2009-11-05 Nissan Motor Abgasreinigungskatalysator und Verfahren zu seiner Herstellung
JP2001145836A (ja) 1999-11-19 2001-05-29 Suzuki Motor Corp 内燃機関用排気ガス浄化触媒
US6540843B1 (en) * 2000-09-12 2003-04-01 Honeywell International Inc. Method of preparing a catalyst layer over a metallic surface of a recuperator
US20050220678A1 (en) * 2002-07-02 2005-10-06 Jun Fujii Exhaust gas clarification catalyst carrying article
US7271125B2 (en) 2004-01-14 2007-09-18 Engelhard Corporation Coated metal substrate
CN1899997B (zh) * 2006-06-23 2010-05-12 吉林大学 在金属载体上制备玻璃陶瓷涂层的方法
US20080120970A1 (en) 2006-11-29 2008-05-29 Marcus Hilgendorff NOx Storage Materials and Traps Resistant to Thermal Aging
CN101298024B (zh) * 2008-01-11 2011-03-23 深圳市格瑞卫康环保科技有限公司 常温下净化空气中挥发性有机污染物和臭氧的催化剂及其制备方法与应用
JP5279284B2 (ja) * 2008-01-30 2013-09-04 株式会社キャタラー 排ガス浄化用パンチングメタル担体触媒
DE102009006404B3 (de) * 2009-01-28 2010-08-26 Süd-Chemie AG Diesel-Oxidationskatalysator mit guter Tieftemperaturaktivität

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501065B1 (fr) * 1981-03-09 1986-02-07 Pro Catalyse Catalyseur et procede perfectionnes pour le traitement des gaz d'echappement des moteurs a combustion interne
US4835223A (en) * 1987-11-02 1989-05-30 Akzo N.V. Fibres and yarns from a blend of aromatic polyamides
JP2553678B2 (ja) * 1988-12-09 1996-11-13 松下電器産業株式会社 石油ストーブの燃焼ガス浄化用触媒
DE3912915C1 (zh) * 1989-04-20 1990-12-13 Degussa Ag, 6000 Frankfurt, De
JP3309971B2 (ja) * 1990-03-30 2002-07-29 東京濾器株式会社 排気ガス浄化用触媒の製造法

Also Published As

Publication number Publication date
EP0813899B1 (en) 2005-10-26
EP0813899A3 (en) 1998-07-01
DE69734420D1 (de) 2005-12-01
CN1129480C (zh) 2003-12-03
CN1174097A (zh) 1998-02-25
JP4201356B2 (ja) 2008-12-24
JPH105603A (ja) 1998-01-13
EP0813899A2 (en) 1997-12-29
DE69734420T2 (de) 2006-07-06

Similar Documents

Publication Publication Date Title
TW362995B (en) Catalyst element for purifying exhaust gases from internal combustion engine
WO1997040266A3 (en) System for reduction of harmful exhaust emissions from diesel engines
DE69133034D1 (de) Katalysatorzusammensetzung mit getrennten Platinum- und Rhodiumkomponenten
EP0884459A3 (en) Coated catalytic converter substrates and mounts
KR940008738A (ko) 유체 히터 및 이의 제조방법
CA2044984A1 (en) Catalyst for purifying exhaust gas from diesel engines
BR0211765A (pt) Catalisador apresentando dióxido de silìcio em um material de suporte para a purificação de gases de escape
ZA863309B (en) Oxidation resistant ferrous base foil and method therefor
EP0816526A3 (en) Insulating thermal barrier coating system
ES2045482T3 (es) Soporte de catalizador y catalizador para tratamiento de gas de escape de motores de combustion interna, y procedimiento de fabricacion de dicho catalizador.
AU7959082A (en) Three-way catalysts for exhaust gas
CA2224959A1 (en) Catalyst for exhaust gas purification and system for exhaust gas purification
KR940003601A (ko) 개선된 상온 시동 거동에 의한 촉매적 자동차 방출물 제어방법
CA2288105A1 (en) Exhaust gas purification method and exhaust gas purification catalyst
JP2004211702A5 (zh)
EP0947673A3 (en) Method for assembling a catalytic converter having a ceramic honeycomb and supporting member therefor
US5234882A (en) Catalyst and preparation thereof
KR960028968A (ko) 배기 가스 정화용 촉매
IE42838L (en) Exhaust gas filter
RU94007355A (ru) Способ работы двигателя внутреннего сгорания и каталитическая композиция для его осуществления
TH30465A (th) ส่วนประกอบแคตะลิสต์สำหรับทำให้ก๊าซไอเสียจากเครื่องยนต์สันดาปภายในบริสุทธิ์
JPS61178514A (ja) セラミツク製副燃焼室式デイ−ゼルエンジン
EP0749355B1 (en) Thermal stress resistant monolithic catalyst
AU4397996A (en) Combustion catalyst device for an internal combustion engine
JP2004033921A (ja) 排ガス浄化用触媒コート、ハニカム担体及び排ガス浄化触媒