DE69203052D1 - Katalysator zur Reinigung von Abgasen. - Google Patents
Katalysator zur Reinigung von Abgasen.Info
- Publication number
- DE69203052D1 DE69203052D1 DE69203052T DE69203052T DE69203052D1 DE 69203052 D1 DE69203052 D1 DE 69203052D1 DE 69203052 T DE69203052 T DE 69203052T DE 69203052 T DE69203052 T DE 69203052T DE 69203052 D1 DE69203052 D1 DE 69203052D1
- Authority
- DE
- Germany
- Prior art keywords
- exhaust gases
- catalytic converter
- cleaning exhaust
- cleaning
- catalytic
- 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
Links
- 230000003197 catalytic effect Effects 0.000 title 1
- 238000004140 cleaning Methods 0.000 title 1
- 239000007789 gas Substances 0.000 title 1
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
- B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
- B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
-
- 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
- B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
- B01J29/072—Iron group metals or copper
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/19—Catalysts containing parts with different compositions
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Biomedical Technology (AREA)
- Combustion & Propulsion (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP03198018A JP3086015B2 (ja) | 1991-08-07 | 1991-08-07 | 排気ガス浄化用触媒 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69203052D1 true DE69203052D1 (de) | 1995-07-27 |
DE69203052T2 DE69203052T2 (de) | 1995-11-30 |
Family
ID=16384151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69203052T Expired - Fee Related DE69203052T2 (de) | 1991-08-07 | 1992-08-06 | Katalysator zur Reinigung von Abgasen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5443803A (de) |
EP (1) | EP0526896B1 (de) |
JP (1) | JP3086015B2 (de) |
DE (1) | DE69203052T2 (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6087295A (en) * | 1992-12-14 | 2000-07-11 | Asec Manufacturing | Reduction of NOx in the exhaust gases from internal combustion engines containing excess oxygen |
GB9315679D0 (en) * | 1993-07-29 | 1993-09-15 | Rover Group | Base metal catalyst,catalytic support and two-stage process for the purification of vehicle exhaust gases |
DE69505902T2 (de) * | 1994-07-05 | 1999-04-01 | Ford-Werke Ag, 50735 Koeln | Katalysator System |
EP0710499A3 (de) * | 1994-11-04 | 1997-05-21 | Agency Ind Science Techn | Abgasreiniger und Verfahren zur Reinigung eines Abgases |
DE69614438T2 (de) * | 1995-04-17 | 2002-06-13 | Eniricerche S.P.A., San Donato Milanese | Katalysator und Verfahren zur Entfernung von Stickstoffoxiden in Abgas |
ATE246032T1 (de) * | 1995-10-06 | 2003-08-15 | Enitecnologie Spa | Katalysator und verfahren zur entfernung von stickstoffoxiden in abgas |
US6133185A (en) * | 1995-11-09 | 2000-10-17 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas purifying catalyst |
DE19709102A1 (de) | 1997-03-06 | 1998-10-08 | Degussa | Katalysatorsystem zur Abgasreinigung von Dieselmotoren |
EP1618945A3 (de) * | 1997-09-12 | 2006-06-07 | Toyota Jidosha Kabushiki Kaisha | Katalysator zur Reinigung eines Abgases |
BE1011581A3 (fr) * | 1997-12-01 | 1999-11-09 | Solvay | Catalyseur a base de zeolite, son utilisation et procede d'epoxydation en presence de ce catalyseur. |
US6235255B1 (en) | 1999-05-21 | 2001-05-22 | Asec Manufacturing | Catalyst support having zeolite with high sodium back ion-exchange capacity and catalysts made therefrom |
WO2001030696A1 (en) | 1999-10-28 | 2001-05-03 | The Regents Of The University Of California | Catalysts for lean burn engine exhaust abatement |
DE60126515T2 (de) * | 2000-06-22 | 2007-11-22 | Mitsubishi Jidosha Kogyo K.K. | Katalysator zur Abgasreinigung |
US6455463B1 (en) * | 2001-03-13 | 2002-09-24 | Delphi Technologies, Inc. | Alkaline earth/transition metal lean NOx catalyst |
US6759358B2 (en) | 2001-08-21 | 2004-07-06 | Sud-Chemie Inc. | Method for washcoating a catalytic material onto a monolithic structure |
FR2831468B1 (fr) * | 2001-10-31 | 2004-09-03 | Renault | COMPOSITION UTILISABLE COMME PIEGE A NOx ET SON UTILISATION DANS LE TRAITEMENT DES GAZ D'ECHAPPEMENT |
US6921594B2 (en) | 2001-12-19 | 2005-07-26 | Sud-Chemie Inc. | Exhaust treatment and filtration system for molten carbonate fuel cells |
US20050100494A1 (en) | 2003-11-06 | 2005-05-12 | George Yaluris | Ferrierite compositions for reducing NOx emissions during fluid catalytic cracking |
US7090811B2 (en) * | 2003-12-11 | 2006-08-15 | General Motors Corporation | Method of reducing NOx in diesel engine exhaust |
US20050232839A1 (en) | 2004-04-15 | 2005-10-20 | George Yaluris | Compositions and processes for reducing NOx emissions during fluid catalytic cracking |
US7304011B2 (en) | 2004-04-15 | 2007-12-04 | W.R. Grace & Co. -Conn. | Compositions and processes for reducing NOx emissions during fluid catalytic cracking |
DE102005000022A1 (de) * | 2005-03-16 | 2006-09-28 | Füsting, Bernd | Sorbierender Formkörper, Verfahren zur Herstellung und Verwendung |
CA2606249C (en) | 2005-04-27 | 2013-07-23 | W.R. Grace & Co.-Conn. | Compositions and processes for reducing nox emissions during fluid catalytic cracking |
US7803338B2 (en) | 2005-06-21 | 2010-09-28 | Exonmobil Research And Engineering Company | Method and apparatus for combination catalyst for reduction of NOx in combustion products |
US7743602B2 (en) * | 2005-06-21 | 2010-06-29 | Exxonmobil Research And Engineering Co. | Reformer assisted lean NOx catalyst aftertreatment system and method |
WO2009141875A1 (ja) * | 2008-05-20 | 2009-11-26 | イビデン株式会社 | ハニカム構造体 |
WO2009141886A1 (ja) * | 2008-05-20 | 2009-11-26 | イビデン株式会社 | ハニカム構造体 |
WO2009141894A1 (ja) * | 2008-05-20 | 2009-11-26 | イビデン株式会社 | ハニカム構造体 |
WO2009141895A1 (ja) * | 2008-05-20 | 2009-11-26 | イビデン株式会社 | 排ガス浄化装置 |
US8225597B2 (en) * | 2008-09-30 | 2012-07-24 | Ford Global Technologies, Llc | System for reducing NOx in exhaust |
WO2011061839A1 (ja) * | 2009-11-19 | 2011-05-26 | イビデン株式会社 | ハニカム構造体及び排ガス浄化装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5850777B2 (ja) * | 1975-03-28 | 1983-11-12 | トウアネンリヨウコウギヨウ カブシキガイシヤ | チツソサンカブツノカンゲンヨウシヨクバイ |
JPS60125250A (ja) * | 1983-12-08 | 1985-07-04 | Shiyuuichi Kagawa | 窒素酸化物の接触分解触媒及びその使用方法 |
DE3713169A1 (de) * | 1987-04-17 | 1988-11-03 | Bayer Ag | Verfahren und vorrichtung zur reduktion von stickoxiden |
FR2622126B1 (fr) * | 1987-10-21 | 1991-06-14 | Procatalyse Ste Fse Produits C | Catalyseur pour le traitement des gaz d'echappement des moteurs a combustion interne et procede de fabrication de ce catalyseur |
AU617908B2 (en) * | 1988-12-16 | 1991-12-05 | Tosoh Corporation | Method for exhaust gas cleaning |
CA2024154C (en) * | 1989-08-31 | 1995-02-14 | Senshi Kasahara | Catalyst for reducing nitrogen oxides from exhaust gas |
JP2901295B2 (ja) * | 1989-12-26 | 1999-06-07 | 東ソー株式会社 | 排ガス浄化触媒及びその使用方法 |
EP0434063B1 (de) * | 1989-12-21 | 1997-03-12 | Toyota Jidosha Kabushiki Kaisha | Verfahren zur Reinigung von Abgasen mit Sauerstoffüberschuss |
US5051244A (en) * | 1990-07-20 | 1991-09-24 | Uop | Use of a molecular sieve bed to minimize emissions during cold start of internal combustion engines |
TW322471B (de) * | 1995-04-04 | 1997-12-11 | Ube Industries |
-
1991
- 1991-08-07 JP JP03198018A patent/JP3086015B2/ja not_active Expired - Fee Related
-
1992
- 1992-08-06 DE DE69203052T patent/DE69203052T2/de not_active Expired - Fee Related
- 1992-08-06 EP EP92113405A patent/EP0526896B1/de not_active Expired - Lifetime
- 1992-08-07 US US07/925,669 patent/US5443803A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3086015B2 (ja) | 2000-09-11 |
JPH0538452A (ja) | 1993-02-19 |
US5443803A (en) | 1995-08-22 |
DE69203052T2 (de) | 1995-11-30 |
EP0526896B1 (de) | 1995-06-21 |
EP0526896A1 (de) | 1993-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |