[go: up one dir, main page]

IT7924290A0 - Catalizzatore per gas di scarico da auto, e procedimento per la suaproduzione. - Google Patents

Catalizzatore per gas di scarico da auto, e procedimento per la suaproduzione.

Info

Publication number
IT7924290A0
IT7924290A0 IT7924290A IT2429079A IT7924290A0 IT 7924290 A0 IT7924290 A0 IT 7924290A0 IT 7924290 A IT7924290 A IT 7924290A IT 2429079 A IT2429079 A IT 2429079A IT 7924290 A0 IT7924290 A0 IT 7924290A0
Authority
IT
Italy
Prior art keywords
catalyst
procedure
production
exhaust gas
car exhaust
Prior art date
Application number
IT7924290A
Other languages
English (en)
Other versions
IT1122146B (it
Original Assignee
Nippon Catalytic Chem Ind
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 JP53084023A external-priority patent/JPS599217B2/ja
Priority claimed from JP9581578A external-priority patent/JPS5522357A/ja
Application filed by Nippon Catalytic Chem Ind filed Critical Nippon Catalytic Chem Ind
Publication of IT7924290A0 publication Critical patent/IT7924290A0/it
Application granted granted Critical
Publication of IT1122146B publication Critical patent/IT1122146B/it

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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/894—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14—Phosphorus; Compounds thereof
    • B01J27/185—Phosphorus; Compounds thereof with iron group metals or platinum group metals
    • B01J27/1856—Phosphorus; Compounds thereof with iron group metals or platinum group metals with platinum group metals
    • 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
    • B01J37/0201—Impregnation
    • B01J37/0203—Impregnation the impregnation liquid containing organic compounds
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (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)
IT24290/79A 1978-07-12 1979-07-11 Catalizzatore per gas di scarico da auto,e procedimento per la sua produzione IT1122146B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP53084023A JPS599217B2 (ja) 1978-07-12 1978-07-12 排気ガス浄化用触媒およびその製法
JP9581578A JPS5522357A (en) 1978-08-08 1978-08-08 Monolithic catalyst for purification of waste gas

Publications (2)

Publication Number Publication Date
IT7924290A0 true IT7924290A0 (it) 1979-07-11
IT1122146B IT1122146B (it) 1986-04-23

Family

ID=26425107

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24290/79A IT1122146B (it) 1978-07-12 1979-07-11 Catalizzatore per gas di scarico da auto,e procedimento per la sua produzione

Country Status (5)

Country Link
US (1) US4283308A (it)
DE (1) DE2928249A1 (it)
FR (1) FR2430795A1 (it)
GB (1) GB2027358B (it)
IT (1) IT1122146B (it)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2907106C2 (de) * 1979-02-23 1985-12-19 Degussa Ag, 6000 Frankfurt Abgaskatalysator und seine Verwendung zur Reinigung der Abgase von Verbrennungskraftmaschinen
FR2466278A1 (fr) * 1979-10-04 1981-04-10 Pro Catalyse Catalyseur et procede de traitement des gaz d'echappement des moteurs a combustion interne
DE3010950A1 (de) * 1980-03-21 1981-10-01 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung und verwendung eines katalysatortraeger
JPS5815013B2 (ja) * 1980-07-17 1983-03-23 株式会社豊田中央研究所 水蒸気改質用触媒とその製造方法
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
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
FR2530489B1 (fr) * 1982-07-26 1987-02-27 Pro Catalyse Procede de fabrication de catalyseurs pour le traitement des gaz d'echappement des moteurs a combustion interne
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
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
EP0148358B1 (de) * 1983-11-10 1991-04-03 KAT-TEC Gesellschaft für Katalysatortechnik mbH Katalysator zur Verbrennung und Umwandlung von Gasen und höheren Kohlenwasserstoffen, sowie Vorrichtung zur Reduktion von Stickoxiden und Abgasnachverbrenner mit einem solchen Katalysator
FR2568143B1 (fr) * 1984-07-30 1986-12-05 Prod Catalyse Ste Fse Catalyseur et procede pour le traitement des gaz d'echappement des moteurs a combustion interne
US4585752A (en) * 1984-08-15 1986-04-29 W. R. Grace & Co. Catalyst composition for ultra high temperature operation
JPH0626672B2 (ja) * 1987-03-05 1994-04-13 株式会社豊田中央研究所 排気浄化触媒及びその製造方法
US4782038C1 (en) * 1987-10-26 2001-04-17 Ford Motor Co Platinum group alumina-supported metal oxidation catalysts and method of making same
US4906443A (en) * 1987-10-26 1990-03-06 Ford Motor Company Construction, method of making and method of using alumina-supported, precious metal oxidation catalysts
SE462143C (sv) * 1988-03-07 1996-02-19 Heraeus Gmbh W C Katalysator för bilavgasrening, förfarande för framställning därav samt användning därav
US4923842A (en) * 1988-10-11 1990-05-08 Allied-Signal Inc. Lanthanum containing catalyst for treating automotive exhaust
US5021389A (en) * 1989-11-22 1991-06-04 Ford Motor Company Three-way catalyst for automotive emission control and method of making the catalyst
US4992405A (en) * 1989-11-22 1991-02-12 Ford Motor Company Three-way catalyst for automotive emission control and method of making the catalyst
DE4003939A1 (de) * 1990-02-09 1991-08-14 Degussa Katalysator fuer die reinigung der abgase von brennkraftmaschinen
US5212142A (en) * 1991-11-04 1993-05-18 Engelhard Corporation High performance thermally stable catalyst
KR970702758A (ko) * 1994-04-29 1997-06-10 마이클 제이. 켈리 개선된 다이 립을 갖는 조합 롤 및 다이 피복 방법 및 장치(combination roll and die coating method and apparatus with improved die lip)
US6699454B1 (en) 1994-05-12 2004-03-02 Hyperion Catalysis International, Inc. Catalysts for the manufacture of carbon fibrils and methods of use thereof
FR2744038B1 (fr) * 1996-01-26 1998-03-06 Pechiney Recherche Supports de catalyseur en mousse de sic revetue de cerine et systemes catalytiques correspondants
DE19908394A1 (de) * 1999-02-26 2000-08-31 Degussa Katalysatormaterial und Verfahren zu seiner Herstellung
DE60042991D1 (de) * 1999-07-09 2009-11-05 Nissan Motor Abgasreinigungskatalysator und Verfahren zu seiner Herstellung
DE10013895A1 (de) * 2000-03-21 2001-10-04 Dmc2 Degussa Metals Catalysts Cerdec Ag Verfahren zur katalytischen Umsetzung von Kohlenmonoxid in einem Wasserstoff enthaltenden Gasgemisch
DE10013894A1 (de) 2000-03-21 2001-10-04 Dmc2 Degussa Metals Catalysts Verfahren zur katalytischen Umsetzung von Kohlenmonoxid in einem Wasserstoff enthaltenden Gasgemisch mit verbessertem Kaltstartverhalten und Katalysator hierfür
JP3599043B2 (ja) * 2002-05-28 2004-12-08 日本電気株式会社 燃料電池用液体燃料、およびこれを用いた燃料電池とその使用方法
DE10248639B4 (de) * 2002-10-18 2005-03-17 Ticona Gmbh Verfahren und Vorrichtung zur kombinatorischen Herstellung von Mischungen sowie deren Verwendung
US6992039B2 (en) * 2003-03-13 2006-01-31 General Motors Corporation Method for making monodispersed noble metal nanoparticles supported on oxide substrates
GB0316659D0 (en) * 2003-07-16 2003-08-20 Grace Gmbh & Co Kg NOx removal composition
KR101293679B1 (ko) * 2005-12-23 2013-08-06 에스케이이노베이션 주식회사 산화/환원 반응용 백금계 촉매 및 그 용도
WO2007125539A1 (en) * 2006-05-02 2007-11-08 Indian Petrochemicals Corporation Limited Oxidation catalyst for the purification of nitrogen gas containing organic impurities
KR100943952B1 (ko) * 2008-02-26 2010-02-26 삼성에스디아이 주식회사 연료 전지용 개질 촉매, 그 제조 방법, 이를 포함하는 연료전지용 개질기, 및 이를 포함하는 연료 전지 시스템
US9475004B2 (en) 2014-06-06 2016-10-25 Clean Diesel Technologies, Inc. Rhodium-iron catalysts
CN107921366A (zh) * 2015-05-18 2018-04-17 克林迪塞尔技术公司 用于twc转化器系统的铑‑铁催化剂
US10265684B2 (en) * 2017-05-04 2019-04-23 Cdti Advanced Materials, Inc. Highly active and thermally stable coated gasoline particulate filters
WO2021107120A1 (ja) * 2019-11-29 2021-06-03 三井金属鉱業株式会社 排ガス浄化用触媒

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1390182A (en) * 1971-03-16 1975-04-09 Johnson Matthey Co Ltd Catalysis
US3848014A (en) * 1971-12-29 1974-11-12 Mitsubishi Petrochemical Co Catalytic steam dealkylation
JPS5127437B2 (it) * 1973-04-06 1976-08-12
US3965040A (en) * 1974-09-25 1976-06-22 Gulf Research & Development Company Process for preparing catalyst
JPS5182215A (en) * 1975-01-16 1976-07-19 Nippon Kayaku Kk Metakurirusan mataha akurirusanno seizoho
US4128503A (en) * 1976-03-31 1978-12-05 Nippon Shokubai Kagaku Kogyo Co. Ltd. Catalyst for purifying exhaust and waste gases and method for preparation thereof
SE7800987L (sv) * 1977-02-04 1978-08-05 Johnson Matthey Co Ltd Katalysator
US4140655A (en) * 1977-06-07 1979-02-20 Commissariat A L'energie Atomique Oxidation reduction catalyst for the treatment of combustion gases and method for making the catalyst
US4128506A (en) * 1978-01-23 1978-12-05 General Motors Corporation Platinum-rhodium catalyst for automotive emission control
US4170573A (en) * 1978-04-07 1979-10-09 W. R. Grace & Co. Rare earth and platinum group metal catalyst compositions

Also Published As

Publication number Publication date
FR2430795B1 (it) 1983-05-20
US4283308A (en) 1981-08-11
IT1122146B (it) 1986-04-23
FR2430795A1 (fr) 1980-02-08
DE2928249C2 (it) 1987-08-27
GB2027358A (en) 1980-02-20
GB2027358B (en) 1983-04-27
DE2928249A1 (de) 1980-01-24

Similar Documents

Publication Publication Date Title
IT7924290A0 (it) Catalizzatore per gas di scarico da auto, e procedimento per la suaproduzione.
NO873958D0 (no) Syntesegassomdannelseskatalysator, fremgangsmaate for fremstilling, samt anvendelse derav.
IT1143770B (it) Catalizzatore per la produzione di ammoniaca,preparazione di tale catalizzatore e processo catalitico
NL7809429A (nl) Katalysatorpreparaat, bereiding ervan alsmede de toe- passing.
DE3771058D1 (de) Vorrichtung fuer die katalytische reinigung von fahrzeug-abgasen.
IT1038683B (it) Catalizzatori per gas di scarico di automobili loro preparazione e complessi da usarsi su di essi
IT1127846B (it) Sedile,particolarmente sedile per autoveicolo
IT8567734A1 (it) Catalizzatore, particolarmente per gas di scarico, e procedimento per la sua fabbricazione.
CA980258A (en) Exhaust gas silencer
AU501966B2 (en) Catalyst for exhaust gases
MX9204698A (es) Catalizador para la purificacion de gases de escape del motor, de quemado pobre.
IT1070310B (it) Catalizzatore particolarmente per il trattamento dei gas di scarico di autoveicoli..e procedimento per la sua preparazione
CA1009219A (en) Catalyst for purifying exhaust gas
AU498403B2 (en) Catalytic exhaust no reduction
IT1165328B (it) Sedile,ad esempio per veicoli su rotaia
IT1014537B (it) Procedimento per la preparazione di un catalizzatore per l ossida zione dei gas di scarico di auto veicoli
AU8327175A (en) I. c. engine exhaust system
IT7827950A0 (it) Marmitta di scarico per autoveicoli con catalizzatore monolitico.
NL7800126A (nl) Werkwijze voor de katalytische verbranding van zwavelwaterstof bevattende afgassen en een katalysatorcompositie voor deze werkwijze.
IT7827941A0 (it) Catalizzatore per ridurre ossidi di azoto e procedimento per produrre lo stesso.
CA1009640A (en) Method for the production of exhaust or waste gases purifying catalysts
DD131845A1 (de) Abgasanlagenhalterung fuer kraftfahrzeuge,insbesondere fuer personenkraftwagen
IT7927883A0 (it) Intercomunicante, specialmente per veicoli su rotaia.
BR7706375A (pt) Catalisador de oxido de vanadio suportado aperfeicoado,processo para sua producao e processo para amonoxidacao catalitica
SE7612190L (sv) Katalytisk utblasningsanleggning