IT983460B - Catalizzatore per trattamento di gas di scarico di automobili - Google Patents

Catalizzatore per trattamento di gas di scarico di automobili

Info

Publication number
IT983460B
IT983460B IT20564/73A IT2056473A IT983460B IT 983460 B IT983460 B IT 983460B IT 20564/73 A IT20564/73 A IT 20564/73A IT 2056473 A IT2056473 A IT 2056473A IT 983460 B IT983460 B IT 983460B
Authority
IT
Italy
Prior art keywords
catalyst
exhaust gas
gas treatment
car exhaust
car
Prior art date
Application number
IT20564/73A
Other languages
English (en)
Original Assignee
Shell Bv
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 Shell Bv filed Critical Shell Bv
Application granted granted Critical
Publication of IT983460B publication Critical patent/IT983460B/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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron group metals
    • B01J23/75—Cobalt
    • 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)
IT20564/73A 1972-02-21 1973-02-19 Catalizzatore per trattamento di gas di scarico di automobili IT983460B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB794972 1972-02-21
GB4658872 1972-10-10

Publications (1)

Publication Number Publication Date
IT983460B true IT983460B (it) 1974-10-31

Family

ID=26241773

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20564/73A IT983460B (it) 1972-02-21 1973-02-19 Catalizzatore per trattamento di gas di scarico di automobili

Country Status (5)

Country Link
JP (1) JPS4897789A (it)
AU (1) AU5232373A (it)
DE (1) DE2308109A1 (it)
FR (1) FR2173041A1 (it)
IT (1) IT983460B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3365337D1 (en) * 1982-11-22 1986-09-18 Shell Int Research Process for the preparation of a fischer-tropsch catalyst, a catalyst so prepared and use of this catalyst in the preparation of hydrocarbons
JPH0884911A (ja) * 1994-09-14 1996-04-02 I C T:Kk 窒素酸化物分解用触媒およびこれを用いたディーゼルエンジン排ガスの浄化方法

Also Published As

Publication number Publication date
DE2308109A1 (de) 1973-08-30
AU5232373A (en) 1974-08-22
JPS4897789A (it) 1973-12-12
FR2173041B1 (it) 1976-09-10
FR2173041A1 (en) 1973-10-05

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