DE3876071T2 - Verfahren zur herstellung von edelmetalloxydations-katalysatoren. - Google Patents

Verfahren zur herstellung von edelmetalloxydations-katalysatoren.

Info

Publication number
DE3876071T2
DE3876071T2 DE8888308838T DE3876071T DE3876071T2 DE 3876071 T2 DE3876071 T2 DE 3876071T2 DE 8888308838 T DE8888308838 T DE 8888308838T DE 3876071 T DE3876071 T DE 3876071T DE 3876071 T2 DE3876071 T2 DE 3876071T2
Authority
DE
Germany
Prior art keywords
oxydation
catalysts
precious metal
producing precious
producing
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
DE8888308838T
Other languages
English (en)
Other versions
DE3876071D1 (de
Inventor
Haren G Gandi
William L H Watkins
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.)
Ford Werke GmbH
Original Assignee
Ford Werke GmbH
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 Ford Werke GmbH filed Critical Ford Werke GmbH
Application granted granted Critical
Publication of DE3876071D1 publication Critical patent/DE3876071D1/de
Publication of DE3876071T2 publication Critical patent/DE3876071T2/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
    • 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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • 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
DE8888308838T 1987-10-26 1988-09-23 Verfahren zur herstellung von edelmetalloxydations-katalysatoren. Expired - Fee Related DE3876071T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07112642 US4782038C1 (en) 1987-10-26 1987-10-26 Platinum group alumina-supported metal oxidation catalysts and method of making same

Publications (2)

Publication Number Publication Date
DE3876071D1 DE3876071D1 (de) 1992-12-24
DE3876071T2 true DE3876071T2 (de) 1993-04-22

Family

ID=22345070

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888308838T Expired - Fee Related DE3876071T2 (de) 1987-10-26 1988-09-23 Verfahren zur herstellung von edelmetalloxydations-katalysatoren.

Country Status (4)

Country Link
US (1) US4782038C1 (de)
EP (1) EP0314295B1 (de)
JP (1) JPH0638917B2 (de)
DE (1) DE3876071T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5286699A (en) * 1988-12-09 1994-02-15 Nippon Shokubai Kagaku Kogyo Co., Ltd. Exhaust gas purifying catalyst suppressing the generation of hydrogen sulfide and method of making the catalyst
JP2598817B2 (ja) * 1988-12-09 1997-04-09 株式会社日本触媒 排ガス浄化用触媒
NL8901239A (nl) * 1989-05-18 1990-12-17 Meern Bv Engelhard De Katalysator voor hydrogenering en/of dehydrogenering.
JP3285857B2 (ja) * 1989-07-06 2002-05-27 マツダ株式会社 排気ガス浄化用触媒
US5063193A (en) * 1990-06-06 1991-11-05 General Motors Corporation Base metal automotive exhaust catalysts with improved activity and stability and method of making the catalysts
KR100361419B1 (ko) * 1991-11-26 2002-11-22 엥겔하드 코포레이션 세리아-알루미나 산화 촉매 및 그 사용 방법
JP4087897B2 (ja) * 1991-11-26 2008-05-21 バスフ・カタリスツ・エルエルシー 改良された酸化触媒および使用方法
JP2979809B2 (ja) * 1992-01-10 1999-11-15 日産自動車株式会社 排ガス浄化用触媒及びその製造方法
US6248684B1 (en) * 1992-11-19 2001-06-19 Englehard Corporation Zeolite-containing oxidation catalyst and method of use
US5580535A (en) * 1994-07-07 1996-12-03 Engelhard Corporation System and method for abatement of food cooking fumes
US5741467A (en) * 1995-06-07 1998-04-21 Asec Manufacturing Palladium catalyst washcoat supports for improved methane oxidation in natural gas automotive emission catalysts
JP4164884B2 (ja) * 1997-08-08 2008-10-15 マツダ株式会社 排気ガス浄化用触媒
FI118418B (fi) 2003-04-17 2007-11-15 Ecocat Oy Alumiinioksidipohjainen katalyytti poistekaasujen puhdistukseen
US7278265B2 (en) * 2003-09-26 2007-10-09 Siemens Power Generation, Inc. Catalytic combustors
US7601671B2 (en) * 2004-10-28 2009-10-13 Umicore Ag & Co. Kg Drying method for exhaust gas catalyst

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1416587A (en) * 1972-07-14 1975-12-03 Grace W R & Co Catalyst and process for treatment of exhaust gases
US3993572A (en) * 1972-08-04 1976-11-23 Engelhard Minerals & Chemicals Corporation Rare earth containing catalyst composition
US3850847A (en) * 1972-12-19 1974-11-26 Grace W R & Co Process for preparing ultra stable exhaust catalyst of improved activity
MX4509E (es) * 1975-08-27 1982-06-02 Engelhard Min & Chem Composicion catalitica mejorada para oxidar en forma simultanea hidrocarburos gascosos y monoxido de carbono y reducir oxidos de nitrogeno
US4189404A (en) * 1977-01-06 1980-02-19 Engelhard Minerals & Chemicals Corporation Catalyst and process of its preparation
US4128506A (en) * 1978-01-23 1978-12-05 General Motors Corporation Platinum-rhodium catalyst for automotive emission control
GB2027358B (en) * 1978-07-12 1983-04-27 Nippon Catalytic Chem Ind Exhaust gas purification catalysts
DE2907106C2 (de) * 1979-02-23 1985-12-19 Degussa Ag, 6000 Frankfurt Abgaskatalysator und seine Verwendung zur Reinigung der Abgase von Verbrennungskraftmaschinen
JPS56124442A (en) * 1980-03-06 1981-09-30 Toyota Central Res & Dev Lab Inc Catalyst for cleaning of exhaust gas
US4331565A (en) * 1980-11-28 1982-05-25 General Motors Corporation Method for forming high surface area catalyst carrier and catalyst using same
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
JPS57209819A (en) * 1981-06-19 1982-12-23 Nissan Motor Co Ltd Preparation of active alumina pellet supporting cerium uniformly
JPS5881441A (ja) * 1981-11-11 1983-05-16 Nippon Shokubai Kagaku Kogyo Co Ltd 排ガス浄化用触媒の製法
US4591580A (en) * 1983-01-26 1986-05-27 W. R. Grace & Co. Stabilized and doubly promoted platinum group metal catalysts for emission control and method of making same
US4476246A (en) * 1983-01-26 1984-10-09 W. R. Grace & Co. Doubly promoted platinum group metal catalysts for emission control
FR2546078B1 (fr) * 1983-05-19 1987-05-07 Pro Catalyse Procede de fabrication de catalyseurs pour le traitement des gaz d'echappement des moteurs a combustion interne
JPS60168537A (ja) * 1984-02-10 1985-09-02 Nippon Shokubai Kagaku Kogyo Co Ltd 一体構造型排ガス浄化用触媒の製造方法
BR8502767A (pt) * 1984-06-14 1986-02-18 Engelhard Corp Processo para oxidar simultaneamente hidrocarbonetos gasosos e monoxido de carbono,processo para preparacao de catalisador de tres vias,e processo para oxidacao de hidrocarbonetos e monosido de carbono e para reducao de oxidos de nitrogenio em uma corrente de gas
US4708946A (en) * 1985-05-23 1987-11-24 Nippon Shokubai Kagaku Kogyo Co., Ltd. Catalyst for purifying exhaust gas
JPH0622675B2 (ja) * 1985-09-24 1994-03-30 マツダ株式会社 エンジンの排気ガス浄化用触媒
US4727052A (en) * 1986-06-27 1988-02-23 Engelhard Corporation Catalyst compositions and methods of making the same
US4714694A (en) * 1986-06-30 1987-12-22 Engelhard Corporation Aluminum-stabilized ceria catalyst compositions, and methods of making the same
JPS6388040A (ja) * 1986-09-30 1988-04-19 Nippon Engeruharudo Kk 車輌用排気ガス浄化用触媒及びその製造方法
JPS63104651A (ja) * 1986-10-23 1988-05-10 Nissan Motor Co Ltd 排ガス浄化用触媒
JPH0451864Y2 (de) * 1987-09-03 1992-12-07

Also Published As

Publication number Publication date
JPH01143640A (ja) 1989-06-06
DE3876071D1 (de) 1992-12-24
US4782038A (en) 1988-11-01
US4782038C1 (en) 2001-04-17
JPH0638917B2 (ja) 1994-05-25
EP0314295A1 (de) 1989-05-03
EP0314295B1 (de) 1992-11-19

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FORD-WERKE GMBH, 50735 KOELN, DE

8339 Ceased/non-payment of the annual fee