GB1563647A - Oxidation-reduction catalysts - Google Patents

Oxidation-reduction catalysts Download PDF

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Publication number
GB1563647A
GB1563647A GB25232/77A GB2523277A GB1563647A GB 1563647 A GB1563647 A GB 1563647A GB 25232/77 A GB25232/77 A GB 25232/77A GB 2523277 A GB2523277 A GB 2523277A GB 1563647 A GB1563647 A GB 1563647A
Authority
GB
United Kingdom
Prior art keywords
catalyst
support
rhodium
temperature
ruthenium
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
Application number
GB25232/77A
Other languages
English (en)
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of GB1563647A publication Critical patent/GB1563647A/en
Expired 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
GB25232/77A 1976-06-17 1977-06-16 Oxidation-reduction catalysts Expired GB1563647A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7618403A FR2354813A1 (fr) 1976-06-17 1976-06-17 Catalyseur d'oxydo-reduction pour le traitement des gaz de combustion et son procede de fabrication

Publications (1)

Publication Number Publication Date
GB1563647A true GB1563647A (en) 1980-03-26

Family

ID=9174525

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25232/77A Expired GB1563647A (en) 1976-06-17 1977-06-16 Oxidation-reduction catalysts

Country Status (8)

Country Link
JP (1) JPS5325291A (sv)
CA (1) CA1101398A (sv)
DE (1) DE2727198A1 (sv)
ES (1) ES459861A1 (sv)
FR (1) FR2354813A1 (sv)
GB (1) GB1563647A (sv)
IT (1) IT1080900B (sv)
SE (1) SE438448B (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006124213A1 (en) * 2005-05-12 2006-11-23 Engelhard, Corporation Alumina-based perovskite catalysts and catalyst supports

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56166925A (en) * 1980-05-26 1981-12-22 Toyota Motor Corp Filter for exhaust gas from internal combustion engine
JPS5868456A (ja) * 1981-10-21 1983-04-23 Nippon Kokan Kk <Nkk> 清浄鋼の製造方法
DE3513726A1 (de) * 1985-04-17 1986-10-23 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von katalysatoren fuer die abgasentgiftung
JP2797306B2 (ja) * 1987-03-13 1998-09-17 三菱自動車工業株式会社 酸素センサ及び該センサを適用した内燃エンジンの空燃比制御装置
JPH067920B2 (ja) * 1987-03-31 1994-02-02 株式会社リケン 排ガス浄化材及び排ガス浄化方法
US4791091A (en) * 1987-09-30 1988-12-13 Allied-Signal Inc. Catalyst for treatment of exhaust gases from internal combustion engines and method of manufacturing the catalyst
JP4631360B2 (ja) * 2004-09-02 2011-02-16 トヨタ自動車株式会社 排ガス浄化用触媒の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819536A (en) * 1972-12-26 1974-06-25 Ford Motor Co Process for preparing a catalyst based on ruthenium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006124213A1 (en) * 2005-05-12 2006-11-23 Engelhard, Corporation Alumina-based perovskite catalysts and catalyst supports
US7504085B2 (en) 2005-05-12 2009-03-17 Basf Catalysts Llc Alumina-based perovskite catalysts and catalyst supports

Also Published As

Publication number Publication date
DE2727198C2 (sv) 1987-01-29
DE2727198A1 (de) 1977-12-29
FR2354813B1 (sv) 1981-04-17
FR2354813A1 (fr) 1978-01-13
JPS6117544B2 (sv) 1986-05-08
IT1080900B (it) 1985-05-16
SE7707026L (sv) 1977-12-18
CA1101398A (en) 1981-05-19
ES459861A1 (es) 1978-08-16
JPS5325291A (en) 1978-03-08
SE438448B (sv) 1985-04-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee