NL7509356A - CATALYST FOR THE REDUCTION OF NITROGEN OXYDES IN A EXHAUST GAS AND A METHOD FOR THE CATALYTIC REDUCTION OF NITROGEN OXIDES PRESENT IN AN EXHAUST GAS. - Google Patents

CATALYST FOR THE REDUCTION OF NITROGEN OXYDES IN A EXHAUST GAS AND A METHOD FOR THE CATALYTIC REDUCTION OF NITROGEN OXIDES PRESENT IN AN EXHAUST GAS.

Info

Publication number
NL7509356A
NL7509356A NL7509356A NL7509356A NL7509356A NL 7509356 A NL7509356 A NL 7509356A NL 7509356 A NL7509356 A NL 7509356A NL 7509356 A NL7509356 A NL 7509356A NL 7509356 A NL7509356 A NL 7509356A
Authority
NL
Netherlands
Prior art keywords
exhaust gas
reduction
nitrogen
catalyst
oxydes
Prior art date
Application number
NL7509356A
Other languages
Dutch (nl)
Other versions
NL171236C (en
NL171236B (en
Original Assignee
Japan Gasoline
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 Japan Gasoline filed Critical Japan Gasoline
Publication of NL7509356A publication Critical patent/NL7509356A/en
Publication of NL171236B publication Critical patent/NL171236B/en
Application granted granted Critical
Publication of NL171236C publication Critical patent/NL171236C/en

Links

Classifications

    • 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
    • B01J23/85—Chromium, molybdenum or tungsten
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes 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
    • B01J23/76—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
NL7509356A 1974-08-06 1975-08-06 METHOD FOR REMOVING NITROGEN OXIDES FROM WASTE GASES, AND METHOD FOR PREPARING A CATALYST TO BE USED THERE NL171236C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49089470A JPS5118262A (en) 1974-08-06 1974-08-06 Haigasuchuno chitsusosankabutsuno jokyohoho

Publications (3)

Publication Number Publication Date
NL7509356A true NL7509356A (en) 1976-02-10
NL171236B NL171236B (en) 1982-10-01
NL171236C NL171236C (en) 1983-03-01

Family

ID=13971591

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7509356A NL171236C (en) 1974-08-06 1975-08-06 METHOD FOR REMOVING NITROGEN OXIDES FROM WASTE GASES, AND METHOD FOR PREPARING A CATALYST TO BE USED THERE

Country Status (5)

Country Link
JP (1) JPS5118262A (en)
DE (1) DE2534270C2 (en)
FR (1) FR2281165A1 (en)
GB (1) GB1480020A (en)
NL (1) NL171236C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5187163A (en) * 1975-01-29 1976-07-30 Mitsubishi Kakoki Kk
JPS5477277A (en) * 1977-12-02 1979-06-20 Mitsubishi Heavy Ind Ltd Method and apparatus for reducing nitrogen oxides in combustion exhaust gas
JPS6090043A (en) * 1983-10-21 1985-05-21 Nippon Shokubai Kagaku Kogyo Co Ltd Catalyst for purifying nitrogen oxide
DE3941554A1 (en) * 1989-12-16 1991-06-20 Draegerwerk Ag ELECTROCHEMICAL MEASURING CELL FOR DETECTING GAS COMPONENTS IN FLUID MEDIA
DE4038140A1 (en) * 1990-11-30 1992-06-04 Danfoss As METHOD FOR PRODUCING A GAS SENSOR

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608534A (en) * 1949-04-18 1952-08-26 Union Oil Co Heteropoly acids or salts thereof as catalysts
US3230034A (en) * 1960-09-29 1966-01-18 Du Pont Method of treating exhaust gases of internal combustion engines
GB1438120A (en) * 1972-09-01 1976-06-03 Exxon Research Engineering Co Removal of nitrogen oxides from flue gas

Also Published As

Publication number Publication date
FR2281165A1 (en) 1976-03-05
DE2534270A1 (en) 1976-02-19
JPS576966B2 (en) 1982-02-08
FR2281165B1 (en) 1982-03-05
DE2534270C2 (en) 1983-05-19
GB1480020A (en) 1977-07-20
JPS5118262A (en) 1976-02-13
NL171236C (en) 1983-03-01
NL171236B (en) 1982-10-01

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Legal Events

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V1 Lapsed because of non-payment of the annual fee