DK0430744T3 - Understøttede katalysatorer og fremgangsmåde til fremstilling af disse - Google Patents

Understøttede katalysatorer og fremgangsmåde til fremstilling af disse

Info

Publication number
DK0430744T3
DK0430744T3 DK90403205.9T DK90403205T DK0430744T3 DK 0430744 T3 DK0430744 T3 DK 0430744T3 DK 90403205 T DK90403205 T DK 90403205T DK 0430744 T3 DK0430744 T3 DK 0430744T3
Authority
DK
Denmark
Prior art keywords
cerium
processes
preparation
supported catalysts
supported catalyst
Prior art date
Application number
DK90403205.9T
Other languages
English (en)
Inventor
Thierry Chopin
Gilbert Blanchard
Original Assignee
Rhone Poulenc Chimie
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 Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Application granted granted Critical
Publication of DK0430744T3 publication Critical patent/DK0430744T3/da

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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • 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
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • 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
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/19—Catalysts containing parts with different compositions
    • 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
    • B01J37/0215—Coating
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • 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)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK90403205.9T 1989-11-27 1990-11-13 Understøttede katalysatorer og fremgangsmåde til fremstilling af disse DK0430744T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8915542A FR2654953B1 (fr) 1989-11-27 1989-11-27 Catalyseurs supportes et procede de fabrication de ceux-ci.

Publications (1)

Publication Number Publication Date
DK0430744T3 true DK0430744T3 (da) 1996-06-17

Family

ID=9387795

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90403205.9T DK0430744T3 (da) 1989-11-27 1990-11-13 Understøttede katalysatorer og fremgangsmåde til fremstilling af disse

Country Status (17)

Country Link
EP (1) EP0430744B1 (da)
JP (2) JP2552201B2 (da)
KR (1) KR970005545B1 (da)
AT (1) ATE138591T1 (da)
BR (1) BR9005980A (da)
CA (1) CA2030682A1 (da)
DE (1) DE69027184T2 (da)
DK (1) DK0430744T3 (da)
ES (1) ES2090113T3 (da)
FI (1) FI905824A (da)
FR (1) FR2654953B1 (da)
GR (1) GR3020638T3 (da)
IE (1) IE904093A1 (da)
MX (1) MX171972B (da)
NO (1) NO905099L (da)
PT (1) PT95999B (da)
RU (1) RU2027505C1 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2268074T3 (es) * 2001-09-14 2007-03-16 ROTHMANS, BENSON & HEDGES INC. Procedimiento de preparacion de materiales microporosos revestidos de oxidos metalicos de tierras raras.
JP4165419B2 (ja) 2004-03-09 2008-10-15 トヨタ自動車株式会社 金属酸化物粒子及び排ガス浄化触媒の製造方法
WO2005102523A1 (en) 2004-04-27 2005-11-03 Toyota Jidosha Kabushiki Kaisha Process for producing metal oxide particle and exhaust gas purifying catalyst
JP4165443B2 (ja) 2004-04-27 2008-10-15 トヨタ自動車株式会社 金属酸化物粒子の製造方法、及び排ガス浄化触媒
JP4865250B2 (ja) 2005-04-15 2012-02-01 三菱重工業株式会社 排ガス処理用触媒の製造方法
JP4801461B2 (ja) 2006-02-16 2011-10-26 三菱重工業株式会社 排ガス処理用触媒の製造方法
GB0603942D0 (en) 2006-02-28 2006-04-05 Johnson Matthey Plc Exhaust system for a spark-ignited internal combustion engine
JP4939082B2 (ja) 2006-03-01 2012-05-23 三菱重工業株式会社 排ガス処理システム
JP2008289971A (ja) 2007-05-23 2008-12-04 Toyota Motor Corp コアシェル構造体及びその製造方法並びに当該コアシェル構造体を含む排ガス浄化用触媒
GB0716833D0 (en) 2007-08-31 2007-10-10 Nunn Andrew D On board diagnostic system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1004588A (fr) * 1949-01-10 1952-03-31 Houilleres Bassin Du Nord Procédé de préparation de catalyseurs et ses applications
US2695893A (en) * 1950-09-13 1954-11-30 Eugene J Houdry Catalysis and manufacture of catalytic masses
BE605998A (da) * 1950-10-30
DE2352795A1 (de) * 1972-10-23 1974-05-02 Toa Nenryo Kogyo Kk Verfahren zur herstellung eines katalysators zur kohlenwasserstoffkonversion
US4136063A (en) * 1974-04-20 1979-01-23 Toyota Jidosha Kogyo Kabushiki Kaisha Catalyst carrier
US4331565A (en) * 1980-11-28 1982-05-25 General Motors Corporation Method for forming high surface area catalyst carrier and catalyst using same
JPS57119834A (en) * 1981-01-20 1982-07-26 Mitsui Mining & Smelting Co Ltd Rare earth liquid composition for coating of catalyst carrier
US4465789A (en) * 1983-04-04 1984-08-14 American Cyanamid Company Hydrotreating catalyst support having dual pore structure
US4900712A (en) * 1988-09-30 1990-02-13 Prototech Company Catalytic washcoat and method of preparation of the same

Also Published As

Publication number Publication date
FI905824A0 (fi) 1990-11-26
FI905824A (fi) 1991-05-28
DE69027184T2 (de) 1996-11-28
PT95999B (pt) 1998-01-30
NO905099L (no) 1991-05-28
BR9005980A (pt) 1991-09-24
ES2090113T3 (es) 1996-10-16
IE904093A1 (en) 1991-06-05
JP2552201B2 (ja) 1996-11-06
MX171972B (es) 1993-11-24
KR970005545B1 (ko) 1997-04-17
PT95999A (pt) 1991-09-13
DE69027184D1 (de) 1996-07-04
FR2654953B1 (fr) 1994-02-04
NO905099D0 (no) 1990-11-26
KR910009335A (ko) 1991-06-28
ATE138591T1 (de) 1996-06-15
CA2030682A1 (fr) 1991-05-28
GR3020638T3 (en) 1996-10-31
EP0430744B1 (fr) 1996-05-29
JPH0747288A (ja) 1995-02-21
FR2654953A1 (fr) 1991-05-31
JP2651998B2 (ja) 1997-09-10
JPH03181335A (ja) 1991-08-07
EP0430744A1 (fr) 1991-06-05
RU2027505C1 (ru) 1995-01-27

Similar Documents

Publication Publication Date Title
UA34421C2 (uk) Водна дисперсія для одержання каталізатора для очищення вихлопних газів двигунів внутрішнього згоряння, спосіб її одержання і каталізатор очищення вихлопних газів двигунів внутрішнього згоряння /варіанти/
ES2034329T3 (es) Procedimiento de fabricacion de catalizadores para el tratamiento de los gases de escape de los motores de combustion interna.
DE3460759D1 (en) Process for preparing catalysts for treating exhaust gases from internal-combustion engines
KR910018081A (ko) 일체형 또는 벌집형 촉매
DE68909975D1 (de) Katalysatorträger und Katalysator zur Behandlung von Motorabgasen und Verfahren zu deren Herstellung.
ATE103504T1 (de) Katalysator zur reinigung der abgase von dieselmotoren.
IT1070099B (it) Catalizzatore supportato monolitico e disposizione di catalizzatori supportati monolitici per la depurazione dei gas di scarico di motori a combustione
CA2223458A1 (en) Catalyst for purifying exhaust gas and a process for purifying exhaust gas
DE3853258T2 (de) Katalysator zur Abgasreinigung von Dieselmotoren.
DE59102386D1 (de) Beheizbare katalysatoranordnung für die abgasreinigung von verbrennungsmotoren.
DK0430744T3 (da) Understøttede katalysatorer og fremgangsmåde til fremstilling af disse
IT8026226A0 (it) Procedimento per la produzione di una matrice di supporto per reattore catalitico per la depurazione del gas di scarico dimotori a combustione, e catalizzatore per gas di scarico prodotto secondo questo procedimento.
EP0153157A3 (en) Catalytic converter
KR940003609A (ko) 내부 연소 및 정지 공급기관 으로부터의 배기 가스를 처리하기 위한 촉매
DE59004874D1 (de) Katalysator zur Reinigung von Abgasen aus überstöchiometrisch betriebenen Verbrennungsmotoren und Gasturbinen.
DK0377468T3 (da) Udstødningsgasrensningskatalysator til undertrykkelse af hydrogensulfiddannelse og fremgangsmåde til dens fremstilling
ATE39849T1 (de) Katalysator und methode zur behandlung von abgasen.
JPS5778946A (en) Catalyst for purifying exhaust gas
DE3876767D1 (de) Katalysator zur abgasreinigung von verbrennungsmotoren.
JPS55134641A (en) Oxidation catalyst
GB1415757A (en) Catalytic process for removing nitrogen oxide from the exhaust gas of an internal combustion engine
JPS53149884A (en) Nitrogen oxides reduction catalyst
TH23252B (th) กรรมวิธีการลดปริมาณ ไฮโดรคาร์บอน, คาร์บอน มอนอก ไซด์และไนโตรเจนออกไซด์ ซึ่งมีอยู่ในไอเสียจาก เครื่องยนต์ชนิดเผาไหม้ภายในเวลาเดียวกัน
BG49858A1 (en) Oxidizing catalyst of carbon monoxide and hydrocarbons and reduction of azotic oxides by exchaust gass in internal- combustion engine