DE69927653D1 - Verfahren zur Verringerung der Emissionen von Stickoxyden in einem an Oxydationsmitteln überstöchiometrischem Milieu - Google Patents

Verfahren zur Verringerung der Emissionen von Stickoxyden in einem an Oxydationsmitteln überstöchiometrischem Milieu

Info

Publication number
DE69927653D1
DE69927653D1 DE69927653T DE69927653T DE69927653D1 DE 69927653 D1 DE69927653 D1 DE 69927653D1 DE 69927653 T DE69927653 T DE 69927653T DE 69927653 T DE69927653 T DE 69927653T DE 69927653 D1 DE69927653 D1 DE 69927653D1
Authority
DE
Germany
Prior art keywords
oxidants
emissions
reducing
over
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.)
Expired - Lifetime
Application number
DE69927653T
Other languages
English (en)
Other versions
DE69927653T2 (de
Inventor
Patrick Bourges
Matthias Bouchez
Gil Mabilon
Brigitte Martin
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Publication of DE69927653D1 publication Critical patent/DE69927653D1/de
Application granted granted Critical
Publication of DE69927653T2 publication Critical patent/DE69927653T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B01D53/9404—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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/21—Organic compounds not provided for in groups B01D2251/206 or B01D2251/208
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • 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
    • B01D2255/50—Zeolites
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/20—Capture or disposal of greenhouse gases of methane

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
DE69927653T 1998-10-12 1999-09-30 Verfahren zur Verringerung der Emissionen von Stickoxyden in einem an Oxydationsmitteln überstöchiometrischem Milieu Expired - Lifetime DE69927653T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9812740 1998-10-12
FR9812740A FR2784309B1 (fr) 1998-10-12 1998-10-12 Procede de diminution des emissions d'oxydes d'azote dans un milieu surstoechiometrique en oxydants

Publications (2)

Publication Number Publication Date
DE69927653D1 true DE69927653D1 (de) 2005-11-17
DE69927653T2 DE69927653T2 (de) 2006-06-22

Family

ID=9531436

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69927653T Expired - Lifetime DE69927653T2 (de) 1998-10-12 1999-09-30 Verfahren zur Verringerung der Emissionen von Stickoxyden in einem an Oxydationsmitteln überstöchiometrischem Milieu

Country Status (6)

Country Link
US (1) US6217838B1 (de)
EP (1) EP0993858B1 (de)
JP (1) JP2000117058A (de)
DE (1) DE69927653T2 (de)
ES (1) ES2251818T3 (de)
FR (1) FR2784309B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4573320B2 (ja) * 2000-09-08 2010-11-04 昭和電工株式会社 亜酸化窒素分解触媒、その製造方法及び亜酸化窒素の分解方法
US7399729B2 (en) 2003-12-22 2008-07-15 General Electric Company Catalyst system for the reduction of NOx
JP2010112290A (ja) * 2008-11-07 2010-05-20 Toyota Motor Corp 内燃機関の排気浄化装置
US10184374B2 (en) 2017-02-21 2019-01-22 Umicore Ag & Co. Kg Apparatus and method for desulfation of a catalyst used in a lean burn methane source fueled combustion system
CN115105949B (zh) * 2022-07-08 2023-08-11 潮州市索力德机电设备有限公司 一种降低陶瓷燃气隧道窑排放NOx的方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5266083A (en) * 1988-12-28 1993-11-30 Platinum Plus, Inc. Method for reducing pollution emissions from a diesel engine
AU634005B2 (en) * 1989-12-21 1993-02-11 Tosoh Corporation Catalyst for and method of purifying oxygen-excess exhaust gas
US5208205A (en) * 1991-10-07 1993-05-04 Ford Motor Company Catalyst system for converting emissions of a lean-burn engine
EP0577438B1 (de) * 1992-07-03 2001-05-16 Kabushiki Kaisha Riken Vorrichtung und Verfahren zur Abgasreinigung
US6010673A (en) * 1992-09-21 2000-01-04 Toyota Jidosha Kabushiki Kaisha Method for purifying exhaust gas
DE69427744T2 (de) * 1993-04-28 2002-05-23 Nippon Catalytic Chem Ind Methode zur entfernung von in abgas enthaltenen stickstoffoxyden
US5776423A (en) * 1994-05-10 1998-07-07 Engelhard Corporation Trimetallic zeolite catalyst and method of NOx abatement using the same
US5609022A (en) * 1994-10-31 1997-03-11 General Motors Corporation Method of reducing NOx emissions from lean-burn combustion engines
FR2729090A1 (fr) * 1995-01-11 1996-07-12 Inst Francais Du Petrole Catalyseurs de reduction selective des oxydes d'azote en azote en milieu oxydant, procede de preparation et utilisation
ATE246032T1 (de) * 1995-10-06 2003-08-15 Enitecnologie Spa Katalysator und verfahren zur entfernung von stickstoffoxiden in abgas
JPH09256840A (ja) * 1996-03-22 1997-09-30 Nissan Motor Co Ltd エンジンの排気浄化装置
JP3713831B2 (ja) * 1996-04-19 2005-11-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5830421A (en) * 1996-07-03 1998-11-03 Low Emissions Technologies Research And Development Partnership Material and system for catalytic reduction of nitrogen oxide in an exhaust stream of a combustion process

Also Published As

Publication number Publication date
JP2000117058A (ja) 2000-04-25
FR2784309A1 (fr) 2000-04-14
EP0993858B1 (de) 2005-10-12
DE69927653T2 (de) 2006-06-22
EP0993858A1 (de) 2000-04-19
US6217838B1 (en) 2001-04-17
ES2251818T3 (es) 2006-05-01
FR2784309B1 (fr) 2000-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IFP ENERGIES NOUVELLES, RUEIL-MALMAISON, FR

8328 Change in the person/name/address of the agent

Representative=s name: VONNEMANN, KLOIBER & KOLLEGEN, 81667 MUENCHEN