FR1284767A - Procédé de traitement catalytique de courant gazeux contenant des produits nocifs - Google Patents

Procédé de traitement catalytique de courant gazeux contenant des produits nocifs

Info

Publication number
FR1284767A
FR1284767A FR854312A FR854312A FR1284767A FR 1284767 A FR1284767 A FR 1284767A FR 854312 A FR854312 A FR 854312A FR 854312 A FR854312 A FR 854312A FR 1284767 A FR1284767 A FR 1284767A
Authority
FR
France
Prior art keywords
gas stream
stream containing
catalytic treatment
containing harmful
harmful products
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.)
Expired
Application number
FR854312A
Other languages
English (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.)
Franklin Institute
Original Assignee
Franklin Institute
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 Franklin Institute filed Critical Franklin Institute
Priority to FR854312A priority Critical patent/FR1284767A/fr
Application granted granted Critical
Publication of FR1284767A publication Critical patent/FR1284767A/fr
Expired 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
    • B01D53/92—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
    • B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
    • 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
    • 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/102—Oxygen
    • 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
    • B01D2255/20738—Iron
    • 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
    • B01D2255/20761—Copper
    • 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
    • B01D2255/20784—Chromium
    • 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
    • B01D2255/20792—Zinc

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (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)
  • Chemical Kinetics & Catalysis (AREA)
FR854312A 1961-02-28 1961-02-28 Procédé de traitement catalytique de courant gazeux contenant des produits nocifs Expired FR1284767A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR854312A FR1284767A (fr) 1961-02-28 1961-02-28 Procédé de traitement catalytique de courant gazeux contenant des produits nocifs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR854312A FR1284767A (fr) 1961-02-28 1961-02-28 Procédé de traitement catalytique de courant gazeux contenant des produits nocifs

Publications (1)

Publication Number Publication Date
FR1284767A true FR1284767A (fr) 1962-02-16

Family

ID=8749939

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854312A Expired FR1284767A (fr) 1961-02-28 1961-02-28 Procédé de traitement catalytique de courant gazeux contenant des produits nocifs

Country Status (1)

Country Link
FR (1) FR1284767A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2121633A1 (en) * 1971-01-06 1972-08-25 Standard Oil Co Catalyst for nitrogenoxides reduction - in exhaust gases of internal combustion engines
WO2012095728A1 (fr) * 2011-01-14 2012-07-19 Toyota Motor Co Ltd Dispositif de régulation de gaz d'échappement de métal de base et système de régulation de gaz d'échappement de métal de base pour moteur à combustion interne

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2121633A1 (en) * 1971-01-06 1972-08-25 Standard Oil Co Catalyst for nitrogenoxides reduction - in exhaust gases of internal combustion engines
WO2012095728A1 (fr) * 2011-01-14 2012-07-19 Toyota Motor Co Ltd Dispositif de régulation de gaz d'échappement de métal de base et système de régulation de gaz d'échappement de métal de base pour moteur à combustion interne

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