JPS545388B2 - - Google Patents

Info

Publication number
JPS545388B2
JPS545388B2 JP4006873A JP4006873A JPS545388B2 JP S545388 B2 JPS545388 B2 JP S545388B2 JP 4006873 A JP4006873 A JP 4006873A JP 4006873 A JP4006873 A JP 4006873A JP S545388 B2 JPS545388 B2 JP S545388B2
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.)
Expired
Application number
JP4006873A
Other languages
Japanese (ja)
Other versions
JPS49126561A (enrdf_load_stackoverflow
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
Priority to JP4006873A priority Critical patent/JPS545388B2/ja
Priority to FR7411433A priority patent/FR2225196B1/fr
Priority to BE142710A priority patent/BE813137A/xx
Priority to GB1595574A priority patent/GB1417497A/en
Priority to DE2417636A priority patent/DE2417636A1/de
Publication of JPS49126561A publication Critical patent/JPS49126561A/ja
Publication of JPS545388B2 publication Critical patent/JPS545388B2/ja
Expired legal-status Critical Current

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
    • B01J23/16—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
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • 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
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2062—Ammonia
    • 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
    • B01D2255/20723—Vanadium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2094—Tin
    • 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)
JP4006873A 1973-04-10 1973-04-10 Expired JPS545388B2 (enrdf_load_stackoverflow)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP4006873A JPS545388B2 (enrdf_load_stackoverflow) 1973-04-10 1973-04-10
FR7411433A FR2225196B1 (enrdf_load_stackoverflow) 1973-04-10 1974-03-29
BE142710A BE813137A (fr) 1973-04-10 1974-04-01 Procede d'elimination des oxydes d'azote
GB1595574A GB1417497A (en) 1973-04-10 1974-04-10 Method of removal of nitrogen oxides
DE2417636A DE2417636A1 (de) 1973-04-10 1974-04-10 Verfahren zur entfernung von stickstoffoxyden aus abgasen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4006873A JPS545388B2 (enrdf_load_stackoverflow) 1973-04-10 1973-04-10

Publications (2)

Publication Number Publication Date
JPS49126561A JPS49126561A (enrdf_load_stackoverflow) 1974-12-04
JPS545388B2 true JPS545388B2 (enrdf_load_stackoverflow) 1979-03-16

Family

ID=12570597

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4006873A Expired JPS545388B2 (enrdf_load_stackoverflow) 1973-04-10 1973-04-10

Country Status (5)

Country Link
JP (1) JPS545388B2 (enrdf_load_stackoverflow)
BE (1) BE813137A (enrdf_load_stackoverflow)
DE (1) DE2417636A1 (enrdf_load_stackoverflow)
FR (1) FR2225196B1 (enrdf_load_stackoverflow)
GB (1) GB1417497A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023664B1 (enrdf_load_stackoverflow) * 1970-12-22 1975-08-09
JPS5152362A (enrdf_load_stackoverflow) * 1974-11-01 1976-05-08 Hitachi Ltd
JPS5520735B2 (enrdf_load_stackoverflow) * 1975-02-22 1980-06-04
JPS5621469B2 (enrdf_load_stackoverflow) * 1975-02-25 1981-05-19
JPS51108666A (enrdf_load_stackoverflow) * 1975-03-20 1976-09-27 Asahi Glass Co Ltd
JPS51129888A (en) * 1975-05-06 1976-11-11 Asahi Glass Co Ltd Process for generating catalists havingbeen used for removing nitorge oxides
JPS5214573A (en) * 1975-07-25 1977-02-03 Mitsubishi Heavy Ind Ltd Method of removing nitrogen oxides
JPS5827975B2 (ja) * 1976-10-20 1983-06-13 三菱重工業株式会社 排煙脱硝法
GB8802780D0 (en) * 1988-02-08 1988-03-09 Ti Corporate Services Vehicle exhaust gas catalysts

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5523086B2 (enrdf_load_stackoverflow) * 1973-03-26 1980-06-20

Also Published As

Publication number Publication date
DE2417636A1 (de) 1974-10-31
JPS49126561A (enrdf_load_stackoverflow) 1974-12-04
GB1417497A (en) 1975-12-10
FR2225196B1 (enrdf_load_stackoverflow) 1976-12-17
FR2225196A1 (enrdf_load_stackoverflow) 1974-11-08
BE813137A (fr) 1974-07-31

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