FR2686374B1 - - Google Patents

Info

Publication number
FR2686374B1
FR2686374B1 FR9200494A FR9200494A FR2686374B1 FR 2686374 B1 FR2686374 B1 FR 2686374B1 FR 9200494 A FR9200494 A FR 9200494A FR 9200494 A FR9200494 A FR 9200494A FR 2686374 B1 FR2686374 B1 FR 2686374B1
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 - Fee Related
Application number
FR9200494A
Other versions
FR2686374A1 (fr
Inventor
Rene Joatton
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9200494A priority Critical patent/FR2686374A1/fr
Publication of FR2686374A1 publication Critical patent/FR2686374A1/fr
Application granted granted Critical
Publication of FR2686374B1 publication Critical patent/FR2686374B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
    • B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Treating Waste Gases (AREA)
FR9200494A 1992-01-17 1992-01-17 Procede et dispositif pour neutraliser les effets, sur l'ozone stratospherique des emissions, a haute altitude, d'oxydes de l'azote, dues a l'aviation subsonique ou supersonique. Granted FR2686374A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9200494A FR2686374A1 (fr) 1992-01-17 1992-01-17 Procede et dispositif pour neutraliser les effets, sur l'ozone stratospherique des emissions, a haute altitude, d'oxydes de l'azote, dues a l'aviation subsonique ou supersonique.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9200494A FR2686374A1 (fr) 1992-01-17 1992-01-17 Procede et dispositif pour neutraliser les effets, sur l'ozone stratospherique des emissions, a haute altitude, d'oxydes de l'azote, dues a l'aviation subsonique ou supersonique.

Publications (2)

Publication Number Publication Date
FR2686374A1 FR2686374A1 (fr) 1993-07-23
FR2686374B1 true FR2686374B1 (fr) 1995-05-05

Family

ID=9425742

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9200494A Granted FR2686374A1 (fr) 1992-01-17 1992-01-17 Procede et dispositif pour neutraliser les effets, sur l'ozone stratospherique des emissions, a haute altitude, d'oxydes de l'azote, dues a l'aviation subsonique ou supersonique.

Country Status (1)

Country Link
FR (1) FR2686374A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839846A (en) * 1972-05-03 1974-10-08 Teller Environmental Systems Process and apparatus for treatment of jet engine exhaust
US4693874A (en) * 1985-03-22 1987-09-15 Hurst Boyd E Method for reducing gas turbine NOx emissions
US4766725A (en) * 1985-12-24 1988-08-30 Scipar, Inc. Method of suppressing formation of contrails and solution therefor
EP0380143A3 (fr) * 1986-10-07 1990-09-12 Nippon Kokan Kabushiki Kaisha Dispositif pour la dénitration des gaz d'échappement

Also Published As

Publication number Publication date
FR2686374A1 (fr) 1993-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030