DE69229132D1 - Katalysator und Verfahren zur Reinigung von Abgasen - Google Patents

Katalysator und Verfahren zur Reinigung von Abgasen

Info

Publication number
DE69229132D1
DE69229132D1 DE69229132T DE69229132T DE69229132D1 DE 69229132 D1 DE69229132 D1 DE 69229132D1 DE 69229132 T DE69229132 T DE 69229132T DE 69229132 T DE69229132 T DE 69229132T DE 69229132 D1 DE69229132 D1 DE 69229132D1
Authority
DE
Germany
Prior art keywords
exhaust gas
gas catalyst
catalyst
exhaust
gas
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
DE69229132T
Other languages
English (en)
Other versions
DE69229132T2 (de
Inventor
Kozo Iida
Shigeru Nojima
Saturo Serizawa
Norihisa Kobayashi
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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
Priority claimed from JP3168008A external-priority patent/JP2846974B2/ja
Priority claimed from JP3192829A external-priority patent/JP3015524B2/ja
Priority claimed from JP3319195A external-priority patent/JP2999039B2/ja
Priority claimed from JP3344273A external-priority patent/JP3015568B2/ja
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of DE69229132D1 publication Critical patent/DE69229132D1/de
Application granted granted Critical
Publication of DE69229132T2 publication Critical patent/DE69229132T2/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
    • B01J29/061—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing metallic elements added to the zeolite
    • 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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (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)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
DE69229132T 1991-07-09 1992-07-07 Katalysator und Verfahren zur Reinigung von Abgasen Expired - Fee Related DE69229132T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP3168008A JP2846974B2 (ja) 1991-07-09 1991-07-09 排気ガス浄化用触媒
JP3192829A JP3015524B2 (ja) 1991-08-01 1991-08-01 排気ガス処理用触媒
JP3319195A JP2999039B2 (ja) 1991-12-03 1991-12-03 排気ガス浄化用触媒
JP3344273A JP3015568B2 (ja) 1991-12-26 1991-12-26 排ガス処理用触媒

Publications (2)

Publication Number Publication Date
DE69229132D1 true DE69229132D1 (de) 1999-06-10
DE69229132T2 DE69229132T2 (de) 1999-11-04

Family

ID=27474168

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69224561T Expired - Fee Related DE69224561T2 (de) 1991-07-09 1992-07-07 Katalysator und Verfahren zur Reinigung von Abgasen
DE69229132T Expired - Fee Related DE69229132T2 (de) 1991-07-09 1992-07-07 Katalysator und Verfahren zur Reinigung von Abgasen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69224561T Expired - Fee Related DE69224561T2 (de) 1991-07-09 1992-07-07 Katalysator und Verfahren zur Reinigung von Abgasen

Country Status (3)

Country Link
US (1) US5338715A (de)
EP (2) EP0522490B1 (de)
DE (2) DE69224561T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2046951A1 (en) * 1990-07-19 1992-01-20 Akinori Eshita Catalyst for purifying exhaust gas and method of using same
US6514376B1 (en) 1991-06-27 2003-02-04 Applied Materials Inc. Thermal control apparatus for inductively coupled RF plasma reactor having an overhead solenoidal antenna
EP0642827B1 (de) * 1993-02-16 1998-04-29 Mitsubishi Jukogyo Kabushiki Kaisha Katalysator zur abgasreinigung
EP0666099B1 (de) * 1993-04-28 2001-07-18 Nippon Shokubai Co., Ltd. Methode zur entfernung von in abgas enthaltenen stickstoffoxyden
CA2127749A1 (en) * 1993-07-09 1995-01-10 Takashi Itoh Catalyst for purifying exhaust gas and method for purifying exhaust gas
US5679313A (en) * 1994-06-08 1997-10-21 Mitsubishi Jukogyo Kabushiki Kaisha Ammonia decomposition catalysts
FR2723699B1 (fr) * 1994-08-18 1996-10-25 Renault Catalyseurs pour la reduction d'oxydes d'azote
JP3353480B2 (ja) * 1994-08-23 2002-12-03 日産自動車株式会社 排気ガス浄化用触媒システム
DE4436890A1 (de) * 1994-10-15 1996-04-18 Degussa Verfahren zur gleichzeitigen Verminderung der im Abgas einer Verbrennungskraftmaschine enthaltenen Kohlenwasserstoffe, Kohlenmonoxid und Stickoxide
JP3358766B2 (ja) * 1994-12-16 2002-12-24 トヨタ自動車株式会社 排ガス浄化用触媒
US5676912A (en) * 1995-02-22 1997-10-14 Mobil Oil Corporation Process for exhaust gas NOx, CO, and hydrocarbon removal
US5834395A (en) * 1995-03-24 1998-11-10 Next Generation Catalyst Research Institute, Co., Ltd. Catalyst for controlling emissions
JP3386621B2 (ja) * 1995-03-30 2003-03-17 トヨタ自動車株式会社 ディーゼルエンジン用排ガス浄化触媒
JPH1027762A (ja) 1996-03-18 1998-01-27 Hyundai Electron Ind Co Ltd 誘導結合形プラズマｃｖｄ方法及びこれを用いて生成された非晶質シリコン薄膜，及び、窒化シリコン膜，非晶質薄膜トランジスタ
JP3377676B2 (ja) * 1996-04-05 2003-02-17 ダイハツ工業株式会社 排ガス浄化用触媒
US5688740A (en) * 1996-04-30 1997-11-18 Ard Co., Pte. Ltd. Three-way catalyst for treating exhaust gases
JP3956437B2 (ja) * 1996-09-26 2007-08-08 マツダ株式会社 排気ガス浄化用触媒
JP3965711B2 (ja) * 1996-10-25 2007-08-29 株式会社日立製作所 窒素酸化物の浄化触媒及び浄化方法
DE19745548C2 (de) * 1997-10-10 1999-09-30 Mannesmann Ag Katalysator für die Alkylierung von Olefinen, Verfahren zur Herstellung des Katalysators und Verwendung des Katalysators zur Alkylierung
NZ509624A (en) * 1998-08-04 2003-03-28 Bp Oil Int The preparation process of an inorganic oxide used in hydrocarbon conversion processes
JP2000093749A (ja) * 1998-09-25 2000-04-04 Mitsubishi Heavy Ind Ltd 排ガスの脱硝方法
US8168562B2 (en) * 2006-02-02 2012-05-01 Lyondell Chemical Technology, L.P. Preparation of palladium-gold catalysts
US8356475B2 (en) * 2007-02-01 2013-01-22 University Of Notre Dame Du Lac Catalysts with slow, passive release of alkali ions
CN101623639B (zh) * 2009-08-11 2011-09-14 清华大学 一种消除碳烟的钡-过渡金属-铈基氧化物催化剂
CN102380388B (zh) * 2011-09-02 2013-07-17 上海大学 基于金属板的多元复合氧化物脱硝催化剂的制备方法
US9592490B2 (en) 2011-11-30 2017-03-14 University Of Notre Dame Du Lac Glass catalysts for soot combustion and methods of manufacturing the same
WO2014175349A1 (ja) * 2013-04-26 2014-10-30 三井金属鉱業株式会社 排気ガス浄化触媒用担体、排気ガス浄化用触媒及び排気ガス浄化用触媒構成体
KR20170020337A (ko) * 2014-06-19 2017-02-22 오츠카 가가쿠 가부시키가이샤 배기 가스 정화 촉매, 배기 가스 정화 장치 및 필터, 및 해당 촉매의 제조 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170571A (en) * 1977-12-27 1979-10-09 Union Carbide Corporation Novel combustion catalyst
US4229424A (en) * 1979-04-09 1980-10-21 Mobil Oil Corporation Crystalline zeolite product constituting ZSM-5/ZSM-11 intermediates
JPS60125250A (ja) 1983-12-08 1985-07-04 Shiyuuichi Kagawa 窒素酸化物の接触分解触媒及びその使用方法
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
JP2624512B2 (ja) 1988-05-31 1997-06-25 ブラザー工業株式会社 オーバーロックミシン
DE3919098A1 (de) * 1989-06-10 1990-12-13 Vaw Ver Aluminium Werke Ag Verfahren zur herstellung von kristallinen und zeolithischen alumosilikaten
CA2024154C (en) * 1989-08-31 1995-02-14 Senshi Kasahara Catalyst for reducing nitrogen oxides from exhaust gas
CA2045128C (en) * 1989-10-31 2000-08-22 Tetsuya Imai A catalyst for decomposing nitrogen oxides and a method of purifying a waste gas containing nitrogen oxides
CA2032799C (en) * 1989-12-21 1996-01-30 Akinori Eshita Catalyst for and method of purifying oxygen-excess exhaust gas
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

Also Published As

Publication number Publication date
DE69224561D1 (de) 1998-04-09
EP0678325A1 (de) 1995-10-25
EP0522490B1 (de) 1998-03-04
DE69224561T2 (de) 1998-08-27
DE69229132T2 (de) 1999-11-04
EP0522490A1 (de) 1993-01-13
EP0678325B1 (de) 1999-05-06
US5338715A (en) 1994-08-16

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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