FR2694598B1 - Use of a catalyst to reduce the quantity of particles or their diameter or both in the exhaust gas of a Diesel engine. - Google Patents

Use of a catalyst to reduce the quantity of particles or their diameter or both in the exhaust gas of a Diesel engine.

Info

Publication number
FR2694598B1
FR2694598B1 FR9309737A FR9309737A FR2694598B1 FR 2694598 B1 FR2694598 B1 FR 2694598B1 FR 9309737 A FR9309737 A FR 9309737A FR 9309737 A FR9309737 A FR 9309737A FR 2694598 B1 FR2694598 B1 FR 2694598B1
Authority
FR
France
Prior art keywords
catalyst
particles
diameter
reduce
exhaust gas
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 - Fee Related
Application number
FR9309737A
Other languages
French (fr)
Other versions
FR2694598A1 (en
Inventor
Lothar Puppe
Axel Konig
Ulrich-Dieter Standt
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of FR2694598A1 publication Critical patent/FR2694598A1/en
Application granted granted Critical
Publication of FR2694598B1 publication Critical patent/FR2694598B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/061—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing metallic elements added to the zeolite
    • 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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/08—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y
    • B01J29/16—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the faujasite type, e.g. type X or Y containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J29/166—Y-type faujasite
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/024—Multiple impregnation or coating
    • B01J37/0246—Coatings comprising a zeolite
    • 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
    • F01N2370/00—Selection of materials for exhaust purification
    • F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors
    • F01N2370/04—Zeolitic material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (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)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
FR9309737A 1992-08-07 1993-08-06 Use of a catalyst to reduce the quantity of particles or their diameter or both in the exhaust gas of a Diesel engine. Expired - Fee Related FR2694598B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4226112A DE4226112B4 (en) 1992-08-07 1992-08-07 Use of a catalyst for reducing the amount and / or size of particles in diesel exhaust

Publications (2)

Publication Number Publication Date
FR2694598A1 FR2694598A1 (en) 1994-02-11
FR2694598B1 true FR2694598B1 (en) 1994-12-23

Family

ID=6465035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9309737A Expired - Fee Related FR2694598B1 (en) 1992-08-07 1993-08-06 Use of a catalyst to reduce the quantity of particles or their diameter or both in the exhaust gas of a Diesel engine.

Country Status (4)

Country Link
US (1) US20030202926A1 (en)
JP (1) JPH06170173A (en)
DE (1) DE4226112B4 (en)
FR (1) FR2694598B1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5804155A (en) * 1992-11-19 1998-09-08 Engelhard Corporation Basic zeolites as hydrocarbon traps for diesel oxidation catalysts
US6248684B1 (en) 1992-11-19 2001-06-19 Englehard Corporation Zeolite-containing oxidation catalyst and method of use
DE19653910A1 (en) 1996-12-21 1998-06-25 Daimler Benz Ag Process and catalyst for reducing pollutants in gases
US6093378A (en) * 1997-05-07 2000-07-25 Engelhard Corporation Four-way diesel exhaust catalyst and method of use
DE19806062A1 (en) * 1998-02-13 1999-08-19 Siemens Ag Reduction catalyst for reducing pollutants from diesel engine exhaust gases
US6074973A (en) * 1998-03-20 2000-06-13 Engelhard Corporation Catalyzed hydrocarbon trap material and method of making the same
FR2779072B1 (en) * 1998-05-28 2000-07-13 Inst Francais Du Petrole CATALYST INCLUDING A ZEOLITH CHOSEN FROM THE GROUP FORMED BY ZEOLITHES NU-85, NU-86 AND NU-87, AN ELEMENT OF GROUP VB AND ITS USE IN HYDROCONVERSION OF HYDROCARBON OIL FEEDS
KR100699974B1 (en) 1999-07-02 2007-03-27 엥겔하드 코포레이션 Oxidation catalyst for treating diesel engine exhaust gases
US8119075B2 (en) 2005-11-10 2012-02-21 Basf Corporation Diesel particulate filters having ultra-thin catalyzed oxidation coatings
JP5076192B2 (en) * 2007-01-12 2012-11-21 国立大学法人 岡山大学 Catalyst and method for purifying nitrogen oxides in diesel engine exhaust gas using unburned carbon
US8560157B2 (en) * 2007-09-19 2013-10-15 Topcon Positioning Systems, Inc. Partial manual control state for automated vehicle navigation system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331644A (en) * 1977-12-27 1982-05-25 Union Carbide Corporation Combustion catalyst and process for using same
US4303552A (en) * 1980-05-27 1981-12-01 W. R. Grace & Co. Diesel exhaust catalyst
DE3232729A1 (en) * 1982-09-03 1984-03-08 Degussa Ag, 6000 Frankfurt METHOD FOR REDUCING THE IGNITION TEMPERATURE OF DIESEL CARBON FILTERED OUT OF THE EXHAUST GAS FROM DIESEL ENGINES
DE3716446A1 (en) * 1987-05-16 1988-12-01 Dornier System Gmbh CATALYTIC DIESEL RUSSIA FILTER
CA2024154C (en) * 1989-08-31 1995-02-14 Senshi Kasahara Catalyst for reducing nitrogen oxides from exhaust gas
DE3940758A1 (en) * 1989-12-09 1991-06-13 Degussa METHOD FOR PURIFYING THE EXHAUST GAS FROM DIESEL ENGINES
JP3113662B2 (en) * 1990-02-26 2000-12-04 株式会社日本触媒 Catalyst for exhaust gas purification of diesel engines
EP0459396B1 (en) * 1990-05-28 1997-04-16 Agency Of Industrial Science And Technology Process for removing nitrogen oxides from exhaust gases
US5238890A (en) * 1990-10-31 1993-08-24 Idemitsu Kosan Company Limited Exhaust gas purifying catalyst and an exhaust gas purifying method using the catalyst
JP2771321B2 (en) * 1990-11-09 1998-07-02 日本碍子株式会社 Exhaust gas purifying catalyst composition, exhaust gas purifying catalyst and method for producing the same
DE4105534C2 (en) * 1991-02-22 1994-12-22 Bayer Ag Use of a catalyst to reduce the amount and / or size of particles in the diesel exhaust
GB2256375B (en) * 1991-05-31 1995-06-07 Riken Kk Exhaust gas cleaner and method of cleaning exhaust gas
US5279997A (en) * 1991-10-07 1994-01-18 Ford Motor Company Selective reduction of NOx
DE69628206T2 (en) * 1996-12-26 2004-04-08 Ict Co. Ltd. EXHAUST GAS PURIFICATION CATALYST AND METHOD

Also Published As

Publication number Publication date
JPH06170173A (en) 1994-06-21
FR2694598A1 (en) 1994-02-11
US20030202926A1 (en) 2003-10-30
DE4226112B4 (en) 2006-01-12
DE4226112A1 (en) 1994-02-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20070430