DE69408957T2 - Vorrichtung und Verfahren zur Reinigung von Abgas - Google Patents

Vorrichtung und Verfahren zur Reinigung von Abgas

Info

Publication number
DE69408957T2
DE69408957T2 DE69408957T DE69408957T DE69408957T2 DE 69408957 T2 DE69408957 T2 DE 69408957T2 DE 69408957 T DE69408957 T DE 69408957T DE 69408957 T DE69408957 T DE 69408957T DE 69408957 T2 DE69408957 T2 DE 69408957T2
Authority
DE
Germany
Prior art keywords
exhaust gas
cleaning exhaust
cleaning
gas
exhaust
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
DE69408957T
Other languages
English (en)
Other versions
DE69408957D1 (de
Inventor
Akira Abe
Kiyohide Yoshida
Gyo Muramatsu
Satoshi Sumiya
Naoko Irite
Mika Saito
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.)
Kocat Inc
Original Assignee
Riken 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 JP6085770A external-priority patent/JP2587000B2/ja
Application filed by Riken Corp filed Critical Riken Corp
Publication of DE69408957D1 publication Critical patent/DE69408957D1/de
Application granted granted Critical
Publication of DE69408957T2 publication Critical patent/DE69408957T2/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
    • B01D53/9404—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
    • 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • 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
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/652—Chromium, molybdenum or tungsten
    • B01J23/6527—Tungsten
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/66—Silver or gold
    • B01J23/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/66—Silver or gold
    • B01J23/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/683—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum or tungsten
    • B01J23/687—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum or tungsten with tungsten
    • B01J35/19—
    • 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
    • B01D2255/10—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
    • B01D2255/104—Silver
    • 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
    • B01D2255/20723—Vanadium
    • 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
    • B01D2255/20776—Tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9202—Linear dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9205—Porosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9207—Specific surface
    • 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
DE69408957T 1993-12-28 1994-12-22 Vorrichtung und Verfahren zur Reinigung von Abgas Expired - Fee Related DE69408957T2 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP35065793 1993-12-28
JP35049293 1993-12-28
JP3786494 1994-02-10
JP8579094 1994-03-31
JP6085770A JP2587000B2 (ja) 1993-12-28 1994-03-31 排ガス浄化材及び排ガス浄化方法
JP9295594 1994-04-06
JP12192594 1994-05-11
JP12191494 1994-05-11

Publications (2)

Publication Number Publication Date
DE69408957D1 DE69408957D1 (de) 1998-04-16
DE69408957T2 true DE69408957T2 (de) 1998-09-17

Family

ID=27572222

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69408957T Expired - Fee Related DE69408957T2 (de) 1993-12-28 1994-12-22 Vorrichtung und Verfahren zur Reinigung von Abgas

Country Status (3)

Country Link
US (2) US5824621A (de)
EP (1) EP0661089B1 (de)
DE (1) DE69408957T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
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EP0682975A1 (de) * 1994-04-20 1995-11-22 Kabushiki Kaisha Riken Vorrichtung und Verfahren zur Reinigung von Abgas
US5714130A (en) * 1994-11-28 1998-02-03 Kabushiki Kaisha Riken Exhaust gas cleaner and method for cleaning exhaust gas
EP0761289A3 (de) * 1995-09-08 1997-05-02 Riken Kk Abgasreiniger und Verfahren zur Reinigung von Abgas
FR2738756B1 (fr) * 1995-09-20 1998-12-11 Rhone Poulenc Chimie Procede de traitement de gaz, a teneur elevee en oxygene en vue de la reduction des emissions des oxydes d'azote, utilisant une composition catalytique comprenant de l'oxyde de manganese et de l'oxyde de cerium et/ou de zirconium
US6165429A (en) * 1997-01-10 2000-12-26 Toyota Jidosha Kabushiki Kaisha Exhaust gas purifying catalyst and exhaust gas purifying method
GB9705010D0 (en) * 1997-03-10 1997-04-30 Johnson Matthey Plc Improvements in emissions control systems
US6309617B1 (en) * 1997-07-10 2001-10-30 Dornier Gmbh Solid for storing/releasing nitrogen oxides as well as nitrogen oxide storage catalyst
JP4290240B2 (ja) 1998-05-27 2009-07-01 ジョンソン・マッセイ・ジャパン・インコーポレイテッド 排気ガス浄化用触媒および排気ガス浄化方法
DE50112711D1 (de) * 2001-04-14 2007-08-23 Umicore Ag & Co Kg Katalysator und Verfahren zur Entfernung von Kohlenmonoxid aus einem Reformatgas, und Verfahren zur Herstellung des Katalysators
EP1489277B2 (de) * 2002-03-22 2012-08-22 Ibiden Co., Ltd. Herstellungsverfahren eines wabenfilters zur reinigung von abgas
EP1371418A1 (de) * 2002-06-11 2003-12-17 Siemens Aktiengesellschaft Verfahren zur Herstellung eines Katalysators, Katalysator sowie Verwendung des Katalysators zur katalytischen Abgasreinigung
KR100597961B1 (ko) * 2003-04-24 2006-07-06 한국남부발전 주식회사 고정원에서 발생되는 이산화질소 가시매연 저감방법
CN100355488C (zh) * 2003-05-07 2007-12-19 韩国高化环保技术有限公司 通过多次喷射还原氮氧化物的催化方法及其用法
US20060166816A1 (en) * 2004-06-23 2006-07-27 Catalytic Solutions, Inc. Catalysts and processes for selective hydrogenation of acetylene and dienes in light olefin feedstreams
WO2006037387A1 (en) * 2004-09-30 2006-04-13 Pall Corporation Catalytically active porous element
MX2007010465A (es) * 2005-02-28 2008-01-14 Catalytic Solutions Inc Catalizadores y metodo para reducir oxidos de nitrogeno en corrientes de escape de hidrocarburos o alcoholes.
FR2913453A1 (fr) * 2007-03-08 2008-09-12 Peugeot Citroen Automobiles Sa Ligne d'echappement d'un vehicule de type diesel et vehicule comportant une telle ligne d'echappement
EP2112339A1 (de) * 2008-04-24 2009-10-28 Umicore AG & Co. KG Verfahren und Vorrichtung zur Reinigung von Abgasen eines Verbrennungsmotors
US20100024400A1 (en) * 2008-08-01 2010-02-04 General Electric Company Emission control system and method
US8071504B2 (en) * 2008-12-19 2011-12-06 Caterpillar Inc. Exhaust system having a gold-platinum group metal catalyst
CN102369159A (zh) * 2009-01-30 2012-03-07 巴斯夫公司 用于从烃和氮氧化物来制备氨的催化剂
US8178064B2 (en) * 2009-05-11 2012-05-15 Basf Corporation Treatment of power utilities exhaust
US8246923B2 (en) * 2009-05-18 2012-08-21 Umicore Ag & Co. Kg High Pd content diesel oxidation catalysts with improved hydrothermal durability
US8557203B2 (en) * 2009-11-03 2013-10-15 Umicore Ag & Co. Kg Architectural diesel oxidation catalyst for enhanced NO2 generator
BR112013023501A2 (pt) * 2011-03-18 2016-12-06 Irma catalisador, dispositivo composto por um catalisador, método de preparação de um catalisador, método de redução dos óxidos de azoto, veículo compreendendo o catalisador e instalação estacioária insistindo do referido catalisador
JP5880412B2 (ja) * 2012-12-03 2016-03-09 トヨタ自動車株式会社 触媒金属粒子の担持方法及び排ガス除去用触媒の製造方法
CN105658329A (zh) 2013-10-23 2016-06-08 马自达汽车株式会社 尾气净化催化装置及尾气净化方法
WO2016165032A1 (de) * 2015-04-16 2016-10-20 Skan Ag Katalysatoreinheit zur aufspaltung eines für einen dekontaminationsprozess in ein containment eingebrachten dekontaminationsmittels
WO2016165033A1 (de) * 2015-04-16 2016-10-20 Skan Ag Katalysatoreinheit zur aufspaltung eines für einen dekontaminations- prozess in ein containment eingebrachten dekontaminationsmittels

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JPH0611381B2 (ja) * 1986-10-17 1994-02-16 株式会社豊田中央研究所 排ガス浄化方法
DE3713169A1 (de) * 1987-04-17 1988-11-03 Bayer Ag Verfahren und vorrichtung zur reduktion von stickoxiden
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
US5075274A (en) * 1989-03-15 1991-12-24 Kabushiki Kaisha Riken Exhaust gas cleaner
DE69125649T2 (de) * 1990-05-28 1997-09-04 Agency Ind Science Techn Verfahren zum Entfernen von Stickoxiden aus Abgasen
GB2248194B (en) * 1990-09-25 1994-11-09 Riken Kk Catalyst for cleaning exhaust gas
JP2801423B2 (ja) * 1991-03-08 1998-09-21 住友金属鉱山 株式会社 窒素酸化物浄化触媒
JPH05115788A (ja) * 1991-10-28 1993-05-14 Riken Corp 排ガス浄化材及び排ガス浄化方法
US5316991A (en) * 1991-11-08 1994-05-31 Ford Motor Company Exhaust treating system for lean-burn CNG engine
US5409681A (en) * 1991-11-27 1995-04-25 Babcock-Hitachi Kabushiki Kaisha Catalyst for purifying exhaust gas
DE4213018C1 (de) * 1992-04-21 1993-12-09 Degussa Katalysator zur oxidativen Reinigung der Abgase von Dieselmotoren
EP0577438B1 (de) * 1992-07-03 2001-05-16 Kabushiki Kaisha Riken Vorrichtung und Verfahren zur Abgasreinigung

Also Published As

Publication number Publication date
EP0661089A2 (de) 1995-07-05
EP0661089A3 (de) 1995-10-18
EP0661089B1 (de) 1998-03-11
US5885923A (en) 1999-03-23
DE69408957D1 (de) 1998-04-16
US5824621A (en) 1998-10-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KOCAT INC., SEOUL, KR

8339 Ceased/non-payment of the annual fee