DE69628620D1 - Abgasreinigungsvorrichtung - Google Patents

Abgasreinigungsvorrichtung

Info

Publication number
DE69628620D1
DE69628620D1 DE69628620T DE69628620T DE69628620D1 DE 69628620 D1 DE69628620 D1 DE 69628620D1 DE 69628620 T DE69628620 T DE 69628620T DE 69628620 T DE69628620 T DE 69628620T DE 69628620 D1 DE69628620 D1 DE 69628620D1
Authority
DE
Germany
Prior art keywords
exhaust gas
gas purification
purification device
exhaust
purification
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
DE69628620T
Other languages
English (en)
Other versions
DE69628620T2 (de
Inventor
Takuya Hiramatsu
Akira Takahashi
Naomi Noda
Junichi Suzuki
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators 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 NGK Insulators Ltd filed Critical NGK Insulators Ltd
Publication of DE69628620D1 publication Critical patent/DE69628620D1/de
Application granted granted Critical
Publication of DE69628620T2 publication Critical patent/DE69628620T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0835—Hydrocarbons
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • B01D53/9486—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start for storing hydrocarbons
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B01D2253/108—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1023—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1025—Rhodium
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/18—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an adsorber or absorber
    • 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
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
DE69628620T 1995-10-04 1996-10-03 Abgasreinigungsvorrichtung Expired - Fee Related DE69628620T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP25763095 1995-10-04
JP25763095A JP3830566B2 (ja) 1995-10-04 1995-10-04 排ガス浄化システム

Publications (2)

Publication Number Publication Date
DE69628620D1 true DE69628620D1 (de) 2003-07-17
DE69628620T2 DE69628620T2 (de) 2004-05-13

Family

ID=17308920

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69628620T Expired - Fee Related DE69628620T2 (de) 1995-10-04 1996-10-03 Abgasreinigungsvorrichtung

Country Status (4)

Country Link
US (1) US7186386B1 (de)
EP (1) EP0766994B1 (de)
JP (1) JP3830566B2 (de)
DE (1) DE69628620T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6294150B2 (en) 1997-11-07 2001-09-25 Ngk Insulators, Ltd. Highly heat resistant β-zeolite and absorbent for automobile exhaust gas purification and adsorbent for automobile exhaust gas purification
JP3839309B2 (ja) * 2001-11-21 2006-11-01 株式会社日立製作所 排ガス浄化触媒、排ガス浄化方法及び装置
JP3915694B2 (ja) 2002-01-24 2007-05-16 日産自動車株式会社 排気ガス浄化用触媒及びその製造方法
JP4648914B2 (ja) * 2006-03-16 2011-03-09 株式会社アイシーティー 炭化水素吸着剤、排ガス浄化用触媒および排ガス浄化方法
US7981834B2 (en) * 2006-03-16 2011-07-19 Ict Co., Ltd. Adsorbent for hydrocarbons, catalyst for exhaust gas purification and method for exhaust gas purification
US8263033B2 (en) * 2010-02-23 2012-09-11 Ford Global Technologies, Llc Palladium-contaning oxidation catalyst
GB201322842D0 (en) 2013-12-23 2014-02-12 Johnson Matthey Plc Exhaust system for a compression ingition engine comprising a water absorbent material

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0615016B2 (ja) 1988-09-09 1994-03-02 トヨタ自動車株式会社 自動車排気ガス浄化装置
JP2771321B2 (ja) 1990-11-09 1998-07-02 日本碍子株式会社 排気ガス浄化用触媒組成物、排気ガス浄化用触媒及びその製造方法
US5296198A (en) 1990-11-09 1994-03-22 Ngk Insulators, Ltd. Heater and catalytic converter
US6869573B2 (en) 1990-11-09 2005-03-22 Ngk Insulators, Ltd. Heater and catalytic converter
JP2771364B2 (ja) 1990-11-09 1998-07-02 日本碍子株式会社 自動車排ガス浄化用触媒コンバーター
JPH04293519A (ja) 1991-03-22 1992-10-19 Nissan Motor Co Ltd 排気ガス浄化用装置
US5232579A (en) 1991-06-14 1993-08-03 Mobil Oil Corporation Catalytic cracking process utilizing a zeolite beta catalyst synthesized with a chelating agent
US5164169A (en) 1991-06-14 1992-11-17 Mobil Oil Corporation Zeolite Beta
US5164170A (en) 1991-06-14 1992-11-17 Mobil Oil Corporation Synthesis of zeolite Beta
AU642817B2 (en) 1991-06-14 1993-10-28 Mobil Oil Corporation A method of synthesizing zeolite beta
EP0592713A1 (de) 1992-10-15 1994-04-20 Corning Incorporated Abgassystem mit reduzierten Kohlenwasserstoffemissionen
DE69307822T2 (de) 1992-10-20 1997-08-21 Corning Inc Verfahren zur Konvertierung von Abgasen und Vorrichtung mit thermisch stabilen Zeolithen
US5407880A (en) * 1992-11-09 1995-04-18 Nissan Motor Co., Ltd. Catalysts for adsorption of hydrocarbons
WO1994011623A2 (en) * 1992-11-19 1994-05-26 Engelhard Corporation Method and apparatus for treating an engine exhaust gas stream
JP3311051B2 (ja) * 1992-12-16 2002-08-05 日本碍子株式会社 排気ガス浄化方法及び装置
JPH07124468A (ja) * 1993-11-01 1995-05-16 Nissan Motor Co Ltd 炭化水素吸着材および吸着触媒の製造方法
JP3052710B2 (ja) 1993-12-20 2000-06-19 日産自動車株式会社 排ガス浄化装置
JP3526084B2 (ja) * 1993-12-28 2004-05-10 日本碍子株式会社 排ガス浄化用吸着・触媒体、吸着体、排ガス浄化システム及び排ガス浄化方法
JP3282344B2 (ja) 1994-01-28 2002-05-13 日産自動車株式会社 排気ガス浄化装置
JPH07241471A (ja) 1994-03-04 1995-09-19 Nissan Motor Co Ltd 排ガス浄化用吸着触媒の製造方法

Also Published As

Publication number Publication date
JP3830566B2 (ja) 2006-10-04
EP0766994B1 (de) 2003-06-11
JPH0999217A (ja) 1997-04-15
EP0766994A1 (de) 1997-04-09
US7186386B1 (en) 2007-03-06
DE69628620T2 (de) 2004-05-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee