JPS49126561A - - Google Patents

Info

Publication number
JPS49126561A
JPS49126561A JP48040068A JP4006873A JPS49126561A JP S49126561 A JPS49126561 A JP S49126561A JP 48040068 A JP48040068 A JP 48040068A JP 4006873 A JP4006873 A JP 4006873A JP S49126561 A JPS49126561 A JP S49126561A
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.)
Granted
Application number
JP48040068A
Other languages
Japanese (ja)
Other versions
JPS545388B2 (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 DE2417636A priority patent/DE2417636A1/de
Priority to GB1595574A priority patent/GB1417497A/en
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)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (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
DE2417636A DE2417636A1 (de) 1973-04-10 1974-04-10 Verfahren zur entfernung von stickstoffoxyden aus abgasen
GB1595574A GB1417497A (en) 1973-04-10 1974-04-10 Method of removal of nitrogen oxides

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 true JPS49126561A (enrdf_load_stackoverflow) 1974-12-04
JPS545388B2 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)

Cited By (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
JPS5196773A (enrdf_load_stackoverflow) * 1975-02-22 1976-08-25
JPS5197590A (enrdf_load_stackoverflow) * 1975-02-25 1976-08-27
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
JPS5350051A (en) * 1976-10-20 1978-05-08 Mitsubishi Heavy Ind Ltd Denitrating method for flue gas
US5051393A (en) * 1988-02-08 1991-09-24 Ti Corporate Services Limited Vehicle exhaust gas catalysts

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49122473A (enrdf_load_stackoverflow) * 1973-03-26 1974-11-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49122473A (enrdf_load_stackoverflow) * 1973-03-26 1974-11-22

Cited By (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
JPS5196773A (enrdf_load_stackoverflow) * 1975-02-22 1976-08-25
JPS5197590A (enrdf_load_stackoverflow) * 1975-02-25 1976-08-27
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
JPS5350051A (en) * 1976-10-20 1978-05-08 Mitsubishi Heavy Ind Ltd Denitrating method for flue gas
US5051393A (en) * 1988-02-08 1991-09-24 Ti Corporate Services Limited Vehicle exhaust gas catalysts

Also Published As

Publication number Publication date
JPS545388B2 (enrdf_load_stackoverflow) 1979-03-16
DE2417636A1 (de) 1974-10-31
FR2225196A1 (enrdf_load_stackoverflow) 1974-11-08
FR2225196B1 (enrdf_load_stackoverflow) 1976-12-17
BE813137A (fr) 1974-07-31
GB1417497A (en) 1975-12-10

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