JPS54107492A - Automobile exhaust gas controlling catalyst - Google Patents

Automobile exhaust gas controlling catalyst

Info

Publication number
JPS54107492A
JPS54107492A JP179179A JP179179A JPS54107492A JP S54107492 A JPS54107492 A JP S54107492A JP 179179 A JP179179 A JP 179179A JP 179179 A JP179179 A JP 179179A JP S54107492 A JPS54107492 A JP S54107492A
Authority
JP
Japan
Prior art keywords
exhaust gas
automobile exhaust
gas controlling
controlling catalyst
catalyst
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.)
Pending
Application number
JP179179A
Other languages
English (en)
Japanese (ja)
Inventor
Hegedousu Ruisu
Shii Samaasu Jiyatsuku
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.)
Motors Liquidation Co
Original Assignee
General Motors Corp
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 US05/875,616 external-priority patent/US4153579A/en
Application filed by General Motors Corp filed Critical General Motors Corp
Publication of JPS54107492A publication Critical patent/JPS54107492A/ja
Pending 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
    • 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
    • B01J37/0244—Coatings comprising several layers
    • 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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • 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)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (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)
JP179179A 1978-02-06 1979-01-13 Automobile exhaust gas controlling catalyst Pending JPS54107492A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/875,616 US4153579A (en) 1978-01-23 1978-02-06 Platinum, rhodium, and palladium catalyst for automotive emission control

Publications (1)

Publication Number Publication Date
JPS54107492A true JPS54107492A (en) 1979-08-23

Family

ID=25366086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP179179A Pending JPS54107492A (en) 1978-02-06 1979-01-13 Automobile exhaust gas controlling catalyst

Country Status (4)

Country Link
JP (1) JPS54107492A (cg-RX-API-DMAC10.html)
AU (1) AU524688B2 (cg-RX-API-DMAC10.html)
DE (1) DE2900951A1 (cg-RX-API-DMAC10.html)
GB (1) GB2023019B (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014119749A1 (ja) * 2013-01-31 2014-08-07 ユミコア日本触媒株式会社 排ガス浄化用触媒及び該触媒を用いた排ガス浄化方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5212142A (en) * 1991-11-04 1993-05-18 Engelhard Corporation High performance thermally stable catalyst
FR3064500A1 (fr) * 2017-03-29 2018-10-05 IFP Energies Nouvelles Catalyseur en multicouches d'hyrogenation selective
JP7195995B2 (ja) 2019-03-27 2022-12-26 株式会社キャタラー 排ガス浄化用触媒

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3257163A (en) * 1965-02-12 1966-06-21 Du Pont Method of treating automobile exhaust gases
GB2000985B (en) * 1977-07-15 1982-02-24 Gen Motors Corp Automotive emission control catalyst and method for making same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014119749A1 (ja) * 2013-01-31 2014-08-07 ユミコア日本触媒株式会社 排ガス浄化用触媒及び該触媒を用いた排ガス浄化方法
US9433927B2 (en) 2013-01-31 2016-09-06 Umicore Shokubai Japan Co., Ltd. Exhaust gas purification catalyst and exhaust gas purification method using said catalyst
JPWO2014119749A1 (ja) * 2013-01-31 2017-01-26 ユミコア日本触媒株式会社 排ガス浄化用触媒及び該触媒を用いた排ガス浄化方法

Also Published As

Publication number Publication date
GB2023019A (en) 1979-12-28
AU4328479A (en) 1979-08-16
GB2023019B (en) 1982-10-13
DE2900951A1 (de) 1979-08-09
AU524688B2 (en) 1982-09-30
DE2900951C2 (cg-RX-API-DMAC10.html) 1991-10-31

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