FR2225196B1 - - Google Patents

Info

Publication number
FR2225196B1
FR2225196B1 FR7411433A FR7411433A FR2225196B1 FR 2225196 B1 FR2225196 B1 FR 2225196B1 FR 7411433 A FR7411433 A FR 7411433A FR 7411433 A FR7411433 A FR 7411433A FR 2225196 B1 FR2225196 B1 FR 2225196B1
Authority
FR
France
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
FR7411433A
Other languages
French (fr)
Other versions
FR2225196A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Publication of FR2225196A1 publication Critical patent/FR2225196A1/fr
Application granted granted Critical
Publication of FR2225196B1 publication Critical patent/FR2225196B1/fr
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)
FR7411433A 1973-04-10 1974-03-29 Expired FR2225196B1 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2225196A1 FR2225196A1 (en) 1974-11-08
FR2225196B1 true FR2225196B1 (en) 1976-12-17

Family

ID=12570597

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7411433A Expired FR2225196B1 (en) 1973-04-10 1974-03-29

Country Status (5)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023664B1 (en) * 1970-12-22 1975-08-09
JPS5152362A (en) * 1974-11-01 1976-05-08 Hitachi Ltd
JPS5520735B2 (en) * 1975-02-22 1980-06-04
JPS5621469B2 (en) * 1975-02-25 1981-05-19
JPS51108666A (en) * 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 (en) * 1976-10-20 1983-06-13 三菱重工業株式会社 Flue gas denitration method
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 (en) * 1973-03-26 1980-06-20

Also Published As

Publication number Publication date
JPS545388B2 (en) 1979-03-16
FR2225196A1 (en) 1974-11-08
DE2417636A1 (en) 1974-10-31
BE813137A (en) 1974-07-31
GB1417497A (en) 1975-12-10
JPS49126561A (en) 1974-12-04

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Legal Events

Date Code Title Description
ST Notification of lapse