IT1014234B - Catalizzatore per la reazione di ingredienti gassosi procedimento ed apparecchio per la sua applica zione allo scappamento dei motori a combustione interna - Google Patents

Catalizzatore per la reazione di ingredienti gassosi procedimento ed apparecchio per la sua applica zione allo scappamento dei motori a combustione interna

Info

Publication number
IT1014234B
IT1014234B IT68669/74A IT6866974A IT1014234B IT 1014234 B IT1014234 B IT 1014234B IT 68669/74 A IT68669/74 A IT 68669/74A IT 6866974 A IT6866974 A IT 6866974A IT 1014234 B IT1014234 B IT 1014234B
Authority
IT
Italy
Prior art keywords
catalyst
exhaust
reaction
application
internal combustion
Prior art date
Application number
IT68669/74A
Other languages
English (en)
Original Assignee
Western Electric Co
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 US375948A external-priority patent/US3884837A/en
Application filed by Western Electric Co filed Critical Western Electric Co
Application granted granted Critical
Publication of IT1014234B publication Critical patent/IT1014234B/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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • 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
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • 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
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/889—Manganese, technetium or rhenium
    • B01J23/8892—Manganese
    • 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
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/8986—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with manganese, technetium or rhenium
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
IT68669/74A 1973-05-29 1974-05-28 Catalizzatore per la reazione di ingredienti gassosi procedimento ed apparecchio per la sua applica zione allo scappamento dei motori a combustione interna IT1014234B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36426073A 1973-05-29 1973-05-29
US375948A US3884837A (en) 1973-07-02 1973-07-02 Catalyst containing a perovskite-like manganite

Publications (1)

Publication Number Publication Date
IT1014234B true IT1014234B (it) 1977-04-20

Family

ID=27002388

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68669/74A IT1014234B (it) 1973-05-29 1974-05-28 Catalizzatore per la reazione di ingredienti gassosi procedimento ed apparecchio per la sua applica zione allo scappamento dei motori a combustione interna

Country Status (7)

Country Link
JP (1) JPS5439277B2 (it)
DE (1) DE2425343B2 (it)
FR (1) FR2231424B1 (it)
GB (1) GB1473951A (it)
IT (1) IT1014234B (it)
NL (1) NL7407129A (it)
SE (1) SE7406976L (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5092880A (it) * 1973-12-20 1975-07-24
JPS5187187A (it) * 1975-01-30 1976-07-30 Nissan Motor
CN1004992B (zh) * 1986-07-30 1989-08-16 北京工业大学 制备稀土金属复合氧化物/合金蜂窝体催化剂的方法
JP2863567B2 (ja) * 1989-10-03 1999-03-03 株式会社リケン 排ガス浄化材及び排ガス浄化方法
CN112076757A (zh) * 2020-10-02 2020-12-15 武汉纺织大学 一种醋酸刻蚀制备多孔LaCoO3钙钛矿催化剂的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4852691A (it) * 1971-10-19 1973-07-24

Also Published As

Publication number Publication date
GB1473951A (en) 1977-05-18
FR2231424B1 (it) 1976-12-24
DE2425343B2 (de) 1978-10-26
DE2425343C3 (it) 1979-06-13
FR2231424A1 (it) 1974-12-27
JPS5439277B2 (it) 1979-11-27
DE2425343A1 (de) 1975-01-02
JPS5027793A (it) 1975-03-22
NL7407129A (it) 1974-12-03
SE7406976L (it) 1974-12-02

Similar Documents

Publication Publication Date Title
CA976770A (en) Catalyst converter for exhaust gases of internal combustion engine
CA986915A (en) Oxidation catalyst for purifying exhaust gases of internal combustion engines
JPS5256091A (en) Oneebody carried catalyst or structure of said catalyst for purifying exhaust gas of internal combustion engines
IT961314B (it) Perfezionamento nei reattori per la purificazone dei gas di scarico di motori a combustione interna
IT996622B (it) Dispositivo per la depurazione dei gas di scarico di motori a combustione interna
IT1048402B (it) Dispositivo per svelenamento dei gas di scarico dei motori a combustione interna
SE401546B (sv) Anordning for atercirkulation av avgaser i forbrenningsmotorer
IT999598B (it) Collettore di scarico per motori a combustione interna con reattore catalitico di decontaminazione dei gas di scarico
IT998750B (it) Dispositivo per la depurazione dei gas di scarico di motori a combu stione interna
IT1014234B (it) Catalizzatore per la reazione di ingredienti gassosi procedimento ed apparecchio per la sua applica zione allo scappamento dei motori a combustione interna
CA1009048A (en) Thermal reactor for the treatment of the exhaust gases of an internal combustion engine
CA1005994A (en) Exhaust gas reactor for internal combustion engines
IT1111623B (it) Dispositivo catalitico particolarmente per il trattamento dei gas di scarico di motori a combustione interna di procedimento per la sua fabbricazione
CA1010330A (en) Exhaust gas reaction device for multi-cylinder internal combustion engine
IT1027538B (it) Sistema di scarico dei gas combusti in motori a combustione interna per mutomobili
CA997233A (en) Detoxication device for exhaust gases of internal combustion engines
GB1435608A (en) Apparatus containing catalysts for the decontamination of exhaust gas of internal combustion engines
IT989744B (it) Convertitore catalitico a base di nitruro di silicio per il tratta mento dei gas di scarico di motori a combustione interna e procedi mento per la sua produzione
IT959029B (it) Convertitore di gas particolarmen te per gas di scarico di motori a combustione interna
CA1020366A (en) Internal combustion engine exhaust gas catalytic converter
CA994318A (en) Catalyst, its method of producction and the utilisation of same for the purification of exhaust gases from internal combustion engines
CA956126A (en) Purification of internal combustion engine exhaust gas
IT1015340B (it) Apparecchiatura purificatrice cata litica in particolare per gas di scarico di motori a combustione
IT1026159B (it) Apparecchio per reazione dei gas di scarico in motori a combustione interna
IT1023341B (it) Catalizzatore per ridurre i costituenti tossioi nel gas di scarico di motori a combustione e procedimento per la sua preparazione