JPS4885493A - - Google Patents

Info

Publication number
JPS4885493A
JPS4885493A JP47124439A JP12443972A JPS4885493A JP S4885493 A JPS4885493 A JP S4885493A JP 47124439 A JP47124439 A JP 47124439A JP 12443972 A JP12443972 A JP 12443972A JP S4885493 A JPS4885493 A JP S4885493A
Authority
JP
Japan
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
JP47124439A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4885493A publication Critical patent/JPS4885493A/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
    • B01D53/944—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
    • 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
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/464—Rhodium

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)
JP47124439A 1971-12-16 1972-12-13 Pending JPS4885493A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20888271A 1971-12-16 1971-12-16

Publications (1)

Publication Number Publication Date
JPS4885493A true JPS4885493A (it) 1973-11-13

Family

ID=22776418

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47124439A Pending JPS4885493A (it) 1971-12-16 1972-12-13

Country Status (4)

Country Link
JP (1) JPS4885493A (it)
DE (1) DE2259189A1 (it)
FR (1) FR2163694A1 (it)
IT (1) IT971446B (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147584A (en) * 1976-06-02 1977-12-08 Nissan Motor Co Ltd Production of exhaust gas treatment catalyst
JPS5366889A (en) * 1976-11-27 1978-06-14 Matsushita Electric Ind Co Ltd Heterogeneous oxidation catalyst
JPS55104652A (en) * 1979-02-05 1980-08-11 Tokyo Roki Kk Catalyst for purifying exhaust from internal combustion engine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308233A (en) * 1980-03-10 1981-12-29 Bridgestone Tire Company Limited Device for purification of exhaust gas

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE756150A (fr) * 1969-09-16 1971-02-15 Johnson Matthey & Cy Ltd Perfectionnements aux reactions catalytiques

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147584A (en) * 1976-06-02 1977-12-08 Nissan Motor Co Ltd Production of exhaust gas treatment catalyst
JPS5366889A (en) * 1976-11-27 1978-06-14 Matsushita Electric Ind Co Ltd Heterogeneous oxidation catalyst
JPS55104652A (en) * 1979-02-05 1980-08-11 Tokyo Roki Kk Catalyst for purifying exhaust from internal combustion engine

Also Published As

Publication number Publication date
FR2163694B1 (it) 1975-11-07
DE2259189A1 (de) 1973-06-20
FR2163694A1 (en) 1973-07-27
IT971446B (it) 1974-04-30

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