FR2310153A1 - Elimination des oxydes d'azote contenus dans des gaz oxygenes, par melange de ceux-ci a de l'ammoniac, et leur passage sur un catalyseur, suivi d'une phase d'elimination de l'ammoniac residuel - Google Patents

Elimination des oxydes d'azote contenus dans des gaz oxygenes, par melange de ceux-ci a de l'ammoniac, et leur passage sur un catalyseur, suivi d'une phase d'elimination de l'ammoniac residuel

Info

Publication number
FR2310153A1
FR2310153A1 FR7613508A FR7613508A FR2310153A1 FR 2310153 A1 FR2310153 A1 FR 2310153A1 FR 7613508 A FR7613508 A FR 7613508A FR 7613508 A FR7613508 A FR 7613508A FR 2310153 A1 FR2310153 A1 FR 2310153A1
Authority
FR
France
Prior art keywords
oxides
platinum
metal
waste gas
nitrogen oxides
Prior art date
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
FR7613508A
Other languages
English (en)
Other versions
FR2310153B3 (fr
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.)
Czech Academy of Sciences CAS
Original Assignee
Czech Academy of Sciences CAS
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 Czech Academy of Sciences CAS filed Critical Czech Academy of Sciences CAS
Publication of FR2310153A1 publication Critical patent/FR2310153A1/fr
Application granted granted Critical
Publication of FR2310153B3 publication Critical patent/FR2310153B3/fr
Granted 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
    • B01D53/74—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
FR7613508A 1975-05-07 1976-05-06 Elimination des oxydes d'azote contenus dans des gaz oxygenes, par melange de ceux-ci a de l'ammoniac, et leur passage sur un catalyseur, suivi d'une phase d'elimination de l'ammoniac residuel Granted FR2310153A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS753204A CS196549B1 (en) 1975-05-07 1975-05-07 Process for selective catalytic reduction of nitrogen oxides from waste gases

Publications (2)

Publication Number Publication Date
FR2310153A1 true FR2310153A1 (fr) 1976-12-03
FR2310153B3 FR2310153B3 (fr) 1979-03-16

Family

ID=5371448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7613508A Granted FR2310153A1 (fr) 1975-05-07 1976-05-06 Elimination des oxydes d'azote contenus dans des gaz oxygenes, par melange de ceux-ci a de l'ammoniac, et leur passage sur un catalyseur, suivi d'une phase d'elimination de l'ammoniac residuel

Country Status (8)

Country Link
BE (1) BE841612A (fr)
CS (1) CS196549B1 (fr)
DD (1) DD123928A1 (fr)
DE (1) DE2618510A1 (fr)
FR (1) FR2310153A1 (fr)
IT (1) IT1059763B (fr)
NL (1) NL7604741A (fr)
NO (1) NO761370L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393145A1 (fr) * 1977-05-31 1978-12-29 Caterpillar Tractor Co Procede et dispositif catalytiques d'epuration des gaz d'echappement

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4438082A (en) * 1982-09-30 1984-03-20 Engelhard Corporation Platinum gold catalyst for removing NOx and NH3 from gas streams
DE3335917C3 (de) * 1983-10-03 1997-03-13 Wahlco Power Products Inc Vorrichtung zum regenerativen Vorwärmen eines Verbrennungsluftstromes mit einem heißen NO¶x¶-haltigen Rauchgasstrom und zum Vermindern des in den Rauchgasen enthaltenen NO¶x¶

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393145A1 (fr) * 1977-05-31 1978-12-29 Caterpillar Tractor Co Procede et dispositif catalytiques d'epuration des gaz d'echappement

Also Published As

Publication number Publication date
CS196549B1 (en) 1980-03-31
FR2310153B3 (fr) 1979-03-16
IT1059763B (it) 1982-06-21
DE2618510A1 (de) 1976-11-25
NL7604741A (nl) 1976-11-09
NO761370L (fr) 1976-11-09
BE841612A (fr) 1976-09-01
DD123928A1 (fr) 1977-01-26

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Legal Events

Date Code Title Description
ST Notification of lapse