FR2831833B1 - Catalyseur pour automobile - Google Patents

Catalyseur pour automobile

Info

Publication number
FR2831833B1
FR2831833B1 FR0213814A FR0213814A FR2831833B1 FR 2831833 B1 FR2831833 B1 FR 2831833B1 FR 0213814 A FR0213814 A FR 0213814A FR 0213814 A FR0213814 A FR 0213814A FR 2831833 B1 FR2831833 B1 FR 2831833B1
Authority
FR
France
Prior art keywords
automobile
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
FR0213814A
Other languages
English (en)
Other versions
FR2831833A1 (fr
Inventor
Takumi Suzawa
Masakazu Tanaka
Kazuhiko Koike
Jun Hasegawa
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.)
Denso Corp
Original Assignee
Denso 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 Denso Corp filed Critical Denso Corp
Publication of FR2831833A1 publication Critical patent/FR2831833A1/fr
Application granted granted Critical
Publication of FR2831833B1 publication Critical patent/FR2831833B1/fr
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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/208—Hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/012—Diesel engines and lean burn gasoline engines
    • 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)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Processes For Solid Components From Exhaust (AREA)
FR0213814A 2001-11-05 2002-11-05 Catalyseur pour automobile Expired - Fee Related FR2831833B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001339028A JP2003135976A (ja) 2001-11-05 2001-11-05 自動車用触媒

Publications (2)

Publication Number Publication Date
FR2831833A1 FR2831833A1 (fr) 2003-05-09
FR2831833B1 true FR2831833B1 (fr) 2005-07-22

Family

ID=19153435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0213814A Expired - Fee Related FR2831833B1 (fr) 2001-11-05 2002-11-05 Catalyseur pour automobile

Country Status (4)

Country Link
US (1) US20030086835A1 (fr)
JP (1) JP2003135976A (fr)
DE (1) DE10251245B4 (fr)
FR (1) FR2831833B1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4030320B2 (ja) * 2001-03-22 2008-01-09 株式会社デンソー セラミック体およびセラミック触媒体
JP3997825B2 (ja) * 2001-06-28 2007-10-24 株式会社デンソー セラミックフィルタおよび触媒付セラミックフィルタ
US7491547B1 (en) * 2003-11-07 2009-02-17 Piers Richard Warburton Filter for gas sensor
DE102004028276B4 (de) * 2004-06-11 2008-08-21 Universität Karlsruhe Vorrichtung zur Reinigung von Abgasen einer Verbrennungskraftmaschine
KR101206034B1 (ko) * 2006-05-19 2012-11-28 삼성전자주식회사 산소결핍 금속산화물을 이용한 비휘발성 메모리 소자 및 그제조방법
US7631488B2 (en) 2006-10-27 2009-12-15 Postech Foundation Oxidation catalyst for removing fine soot particulates from exhaust gases and method of removing fine soot particulates using the same
US20090035194A1 (en) * 2007-07-31 2009-02-05 Caterpillar Inc. Exhaust treatment system with an oxidation device for NO2 control
JP5726414B2 (ja) * 2009-11-18 2015-06-03 日本碍子株式会社 触媒担持フィルタ、及び排ガス浄化システム
JP6305921B2 (ja) * 2013-05-17 2018-04-04 三井金属鉱業株式会社 排気ガス浄化触媒組成物及び排気ガス浄化触媒
CN106390747B (zh) * 2016-08-16 2020-07-14 陈妙生 船用柴油发动机的废气净化器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3180712A (en) * 1962-12-26 1965-04-27 Universal Oil Prod Co Two-stage converter-muffler
US4902487A (en) * 1988-05-13 1990-02-20 Johnson Matthey, Inc. Treatment of diesel exhaust gases
JPH08103656A (ja) * 1994-10-06 1996-04-23 N E Chemcat Corp 排気ガスの浄化用触媒及びその方法
JP3899534B2 (ja) * 1995-08-14 2007-03-28 トヨタ自動車株式会社 ディーゼル機関の排気浄化方法
JP3539230B2 (ja) * 1998-09-25 2004-07-07 株式会社ノーリツ 保温運転機能付き給湯器
JP2003200062A (ja) * 2001-10-26 2003-07-15 Denso Corp 車両用触媒

Also Published As

Publication number Publication date
DE10251245B4 (de) 2008-07-31
FR2831833A1 (fr) 2003-05-09
US20030086835A1 (en) 2003-05-08
JP2003135976A (ja) 2003-05-13
DE10251245A1 (de) 2003-06-18

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100730