GB1392183A - Method and apparatus for catalytically treating internal combu stion engine exhaust gases - Google Patents

Method and apparatus for catalytically treating internal combu stion engine exhaust gases

Info

Publication number
GB1392183A
GB1392183A GB1657071A GB1657071A GB1392183A GB 1392183 A GB1392183 A GB 1392183A GB 1657071 A GB1657071 A GB 1657071A GB 1657071 A GB1657071 A GB 1657071A GB 1392183 A GB1392183 A GB 1392183A
Authority
GB
United Kingdom
Prior art keywords
catalyst
exhaust gases
cobalt
carrier
engine
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
GB1657071A
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij 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 Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Priority to GB1657071A priority Critical patent/GB1392183A/en
Priority to IT24725/72A priority patent/IT960110B/it
Priority to AU42599/72A priority patent/AU4259972A/en
Priority to DE19722224949 priority patent/DE2224949A1/de
Priority to FR7218279A priority patent/FR2138891A1/fr
Publication of GB1392183A publication Critical patent/GB1392183A/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
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9463—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick
    • B01D53/9472—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick in different zones
    • 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/102—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20738—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20746—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (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)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
GB1657071A 1971-05-24 1971-05-24 Method and apparatus for catalytically treating internal combu stion engine exhaust gases Expired GB1392183A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB1657071A GB1392183A (en) 1971-05-24 1971-05-24 Method and apparatus for catalytically treating internal combu stion engine exhaust gases
IT24725/72A IT960110B (it) 1971-05-24 1972-05-23 Metodo per il trattamento di gas
AU42599/72A AU4259972A (en) 1971-05-24 1972-05-23 Gas treatment
DE19722224949 DE2224949A1 (de) 1971-05-24 1972-05-23 Verfahren zur Behandlung der Auspuffgase von Verbrennungsmotoren
FR7218279A FR2138891A1 (xx) 1971-05-24 1972-05-23

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1657071A GB1392183A (en) 1971-05-24 1971-05-24 Method and apparatus for catalytically treating internal combu stion engine exhaust gases
GB1778071 1971-05-28
GB4340071 1971-09-17

Publications (1)

Publication Number Publication Date
GB1392183A true GB1392183A (en) 1975-04-30

Family

ID=27257397

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1657071A Expired GB1392183A (en) 1971-05-24 1971-05-24 Method and apparatus for catalytically treating internal combu stion engine exhaust gases

Country Status (5)

Country Link
AU (1) AU4259972A (xx)
DE (1) DE2224949A1 (xx)
FR (1) FR2138891A1 (xx)
GB (1) GB1392183A (xx)
IT (1) IT960110B (xx)

Also Published As

Publication number Publication date
AU4259972A (en) 1973-11-29
DE2224949A1 (de) 1972-11-30
FR2138891A1 (xx) 1973-01-05
IT960110B (it) 1973-11-20

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Legal Events

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