FI20000854A0 - Adsorbenttikatalyytti - Google Patents
AdsorbenttikatalyyttiInfo
- Publication number
- FI20000854A0 FI20000854A0 FI20000854A FI20000854A FI20000854A0 FI 20000854 A0 FI20000854 A0 FI 20000854A0 FI 20000854 A FI20000854 A FI 20000854A FI 20000854 A FI20000854 A FI 20000854A FI 20000854 A0 FI20000854 A0 FI 20000854A0
- Authority
- FI
- Finland
- Prior art keywords
- adsorbent
- Prior art date
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
- B01D53/9445—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
- 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
- B01D53/9422—Processes characterised by a specific catalyst for removing nitrogen oxides by NOx storage or reduction by cyclic switching between lean and rich exhaust gases (LNT, NSC, NSR)
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/58—Platinum group metals with alkali- or alkaline earth metals
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/63—Platinum group metals with rare earths or actinides
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
-
- 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
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
- F01N3/0842—Nitrogen oxides
-
- 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
- B01D2255/204—Alkaline earth metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/204—Alkaline earth metals
- B01D2255/2042—Barium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2061—Yttrium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2063—Lanthanum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/206—Rare earth metals
- B01D2255/2065—Cerium
-
- 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
- B01D2255/20715—Zirconium
-
- 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
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
-
- 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
-
- 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
- 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)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20000854A FI118326B (fi) | 2000-04-10 | 2000-04-10 | Adsorbenttikatalyytti |
DE60124610T DE60124610T2 (de) | 2000-04-10 | 2001-04-09 | Adsorber-Katalysator |
EP01660064A EP1147802B1 (en) | 2000-04-10 | 2001-04-09 | Adsorbent catalyst |
US09/828,898 US6818582B2 (en) | 2000-04-10 | 2001-04-10 | Adsorbent catalyst |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20000854 | 2000-04-10 | ||
FI20000854A FI118326B (fi) | 2000-04-10 | 2000-04-10 | Adsorbenttikatalyytti |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20000854A0 true FI20000854A0 (fi) | 2000-04-10 |
FI20000854A FI20000854A (fi) | 2001-10-11 |
FI118326B FI118326B (fi) | 2007-10-15 |
Family
ID=8558172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20000854A FI118326B (fi) | 2000-04-10 | 2000-04-10 | Adsorbenttikatalyytti |
Country Status (4)
Country | Link |
---|---|
US (1) | US6818582B2 (fi) |
EP (1) | EP1147802B1 (fi) |
DE (1) | DE60124610T2 (fi) |
FI (1) | FI118326B (fi) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6727202B2 (en) | 2001-08-21 | 2004-04-27 | Engelhard Corporation | Enhanced NOx trap having increased durability |
US7150861B2 (en) * | 2001-09-28 | 2006-12-19 | Nippon Shokubai Co., Ltd. | Catalyst for purification of exhaust gases and process for purification of exhaust gases |
JP3870783B2 (ja) * | 2001-12-27 | 2007-01-24 | 日産自動車株式会社 | 燃料電池自動車用排ガス浄化システムおよび燃料電池自動車の排ガスの浄化方法 |
DE10214343A1 (de) | 2002-03-28 | 2003-10-09 | Omg Ag & Co Kg | Partikelfilter mit einer katalytisch aktiven Beschichtung zur Beschleunigung der Verbrennung der auf dem Filter gesammelten Rußpartikel während einer Regenerationsphase |
DE10335785A1 (de) | 2003-08-05 | 2005-03-10 | Umicore Ag & Co Kg | Katalysatoranordnung und Verfahren zur Reinigung des Abgases von mager betriebenen Verbrennungsmotoren |
US7490464B2 (en) | 2003-11-04 | 2009-02-17 | Basf Catalysts Llc | Emissions treatment system with NSR and SCR catalysts |
US7238640B2 (en) * | 2003-12-30 | 2007-07-03 | Ford Global Technologies, Llc | Minimization of purge NOx release from NOx traps by optimizing the oxygen storage capacity |
JP4030515B2 (ja) * | 2004-03-30 | 2008-01-09 | 本田技研工業株式会社 | 排ガス浄化触媒 |
US20060127286A1 (en) * | 2004-12-14 | 2006-06-15 | Underwood James M | Catalyst cleaning tool |
US7712308B2 (en) * | 2005-11-08 | 2010-05-11 | Tenneco Automotive Operating Company Inc. | Selective catalyst reduction of nitrogen oxides with hydrogen |
CN101460243B (zh) * | 2006-07-05 | 2012-11-21 | 卡塔勒公司 | 排气净化用催化剂及其制造方法 |
US8067330B2 (en) * | 2007-02-15 | 2011-11-29 | Mazda Motor Corporation | Catalytic material and catalyst for purifying exhaust gas component |
JP5018882B2 (ja) * | 2007-06-27 | 2012-09-05 | トヨタ自動車株式会社 | 触媒担体及び排ガス浄化触媒 |
US7988766B2 (en) * | 2007-10-26 | 2011-08-02 | Eltron Research & Development Inc. | Metal oxide system for adsorbent applications |
EP2145679A1 (en) | 2008-07-17 | 2010-01-20 | Ford Global Technologies, LLC, A subsidary of Ford Motor Company | Multifunctional Catalyst for Diesel Exhaust Gas Cleaning Applications and Method of its Preparation |
DE102008042243A1 (de) | 2008-09-22 | 2010-04-01 | Robert Bosch Gmbh | Katalytisch aktive Beschichtung zur Verringerung des Anteils stickstoffhaltiger Abgasbestandteile, diese Beschichtung umfassenden Katalysator und Verfahren zur Abgasbehandlung |
US9662611B2 (en) | 2009-04-03 | 2017-05-30 | Basf Corporation | Emissions treatment system with ammonia-generating and SCR catalysts |
GB2484911B (en) * | 2010-10-22 | 2013-04-03 | Johnson Matthey Plc | NOx absorber catalyst comprising caesium silicate and at least one platinum group metal |
US9741539B2 (en) | 2015-10-05 | 2017-08-22 | Applied Materials, Inc. | RF power delivery regulation for processing substrates |
US10358398B2 (en) * | 2016-05-17 | 2019-07-23 | Iowa State University Research Foundation, Inc. | Dehydrogenation of propane using a metal-containing catalyst on a support |
GB201616812D0 (en) * | 2016-10-04 | 2016-11-16 | Johnson Matthey Public Limited Company | NOx adsorber catalyst |
EP3758840A4 (en) * | 2018-02-26 | 2021-10-27 | BASF Corporation | CATALYST FOR EXHAUST GAS TREATMENT OF PETROL ENGINES |
WO2020188519A1 (en) * | 2019-03-20 | 2020-09-24 | Basf Corporation | Tunable nox adsorber |
Family Cites Families (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8438260U1 (de) * | 1984-12-29 | 1985-04-11 | Süddeutsche Kühlerfabrik Julius Fr. Behr GmbH & Co KG, 7000 Stuttgart | Traegermatrix, insbesondere fuer einen katalytischen reaktor zur abgasreinigung |
JPS6377543A (ja) * | 1986-09-17 | 1988-04-07 | Toyota Motor Corp | 排気ガス浄化用触媒 |
EP0314057B1 (de) * | 1987-10-30 | 1992-06-03 | Degussa Aktiengesellschaft | Rhodium-freier Dreiwegkatalysator |
JPH0338250A (ja) | 1989-07-06 | 1991-02-19 | Mazda Motor Corp | 排気ガス浄化用触媒 |
US5041407A (en) * | 1989-12-14 | 1991-08-20 | Allied-Signal Inc. | High-temperature three-way catalyst for treating automotive exhaust gases |
WO1993007363A1 (fr) | 1991-10-03 | 1993-04-15 | Toyota Jidosha Kabushiki Kaisha | Dispositif pour purifier les gaz d'echappement d'un moteur a combustion interne |
DE69427602T2 (de) * | 1993-01-11 | 2001-11-22 | Cataler Industrial Co., Ltd. | Verfahren zur Reinigung von Abgasen |
CA2165054A1 (en) | 1993-06-25 | 1995-01-05 | Zhicheng Hu | Layered catalyst composite |
JP3409894B2 (ja) | 1993-11-17 | 2003-05-26 | トヨタ自動車株式会社 | 排ガス浄化用触媒及び排ガス浄化方法 |
JP4098835B2 (ja) * | 1993-12-07 | 2008-06-11 | トヨタ自動車株式会社 | 排気ガス浄化用触媒 |
JP3303486B2 (ja) * | 1993-12-17 | 2002-07-22 | トヨタ自動車株式会社 | 排ガス浄化用触媒の製造方法 |
JP3526084B2 (ja) * | 1993-12-28 | 2004-05-10 | 日本碍子株式会社 | 排ガス浄化用吸着・触媒体、吸着体、排ガス浄化システム及び排ガス浄化方法 |
JP3363564B2 (ja) * | 1994-02-04 | 2003-01-08 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
JP3391878B2 (ja) * | 1994-02-23 | 2003-03-31 | トヨタ自動車株式会社 | 排気ガス浄化用触媒 |
DE4411302C1 (de) * | 1994-03-31 | 1995-10-19 | Degussa | Verfahren zur Herstellung eines beschichteten, monolithischen Trägerkatalysators |
US6044644A (en) * | 1994-12-06 | 2000-04-04 | Engelhard Corporation | Close coupled catalyst |
JP3799651B2 (ja) | 1995-04-28 | 2006-07-19 | マツダ株式会社 | 排気ガス浄化用触媒 |
US5874057A (en) | 1995-07-12 | 1999-02-23 | Engelhard Corporation | Lean NOx catalyst/trap method |
US5906958A (en) | 1995-10-14 | 1999-05-25 | Samsung Electro-Mechanics Co., Ltd. | Catalyst for purifying automobile exhausts and method of manufacturing the catalyst |
US5727385A (en) * | 1995-12-08 | 1998-03-17 | Ford Global Technologies, Inc. | Lean-burn nox catalyst/nox trap system |
US5795456A (en) * | 1996-02-13 | 1998-08-18 | Engelhard Corporation | Multi-layer non-identical catalyst on metal substrate by electrophoretic deposition |
US5688740A (en) * | 1996-04-30 | 1997-11-18 | Ard Co., Pte. Ltd. | Three-way catalyst for treating exhaust gases |
US6087298A (en) * | 1996-05-14 | 2000-07-11 | Engelhard Corporation | Exhaust gas treatment system |
DE19623178C2 (de) | 1996-06-10 | 1999-07-15 | Helmut Kittler | Abscheider zum Abscheiden von Flüssigkeiten, insbesondere von Schadstoffen, aus einem Gasstrom |
EP0834348B1 (en) * | 1996-10-07 | 2004-03-31 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Composite oxide, composite oxide carrier and catalyst |
JP3965711B2 (ja) | 1996-10-25 | 2007-08-29 | 株式会社日立製作所 | 窒素酸化物の浄化触媒及び浄化方法 |
US5753192A (en) | 1996-11-29 | 1998-05-19 | Ford Global Technologies, Inc. | Zirconia and sulfate in NOx traps to improved trapping and sulfur tolerance |
JPH10180041A (ja) * | 1996-12-20 | 1998-07-07 | Ngk Insulators Ltd | 排ガス浄化用触媒及び排ガス浄化システム |
JPH10180099A (ja) * | 1996-12-20 | 1998-07-07 | Ngk Insulators Ltd | 排ガス浄化用触媒及び排ガス浄化システム |
US5939037A (en) | 1997-02-07 | 1999-08-17 | Ford Global Technologies, Inc. | Sulfur tolerant NOx traps highly loaded with sodium or potassium |
US5922295A (en) | 1997-03-10 | 1999-07-13 | Ford Global Technologies, Inc. | Sulfur-resistant NOx traps containing tungstophosphoric acid and precious metal |
US6105365A (en) | 1997-04-08 | 2000-08-22 | Engelhard Corporation | Apparatus, method, and system for concentrating adsorbable pollutants and abatement thereof |
US6180075B1 (en) * | 1997-04-09 | 2001-01-30 | Degussa-H{umlaut over (u)}ls Aktiengesellschaft | Exhaust gas catalyst |
US6093378A (en) * | 1997-05-07 | 2000-07-25 | Engelhard Corporation | Four-way diesel exhaust catalyst and method of use |
DE19724545A1 (de) | 1997-06-11 | 1998-12-24 | Basf Ag | Speicherkatalysator |
US6348430B1 (en) * | 1997-06-20 | 2002-02-19 | Degussa Ag | Exhaust gas treatment catalyst for internal combustion engines with two catalytically active layers on a carrier structure |
GB9713428D0 (en) * | 1997-06-26 | 1997-08-27 | Johnson Matthey Plc | Improvements in emissions control |
EP0892159A3 (en) * | 1997-07-17 | 2000-04-26 | Hitachi, Ltd. | Exhaust gas cleaning apparatus and method for internal combustion engine |
US6047544A (en) * | 1997-08-20 | 2000-04-11 | Nissan Motor Co., Ltd. | Engine exhaust gas purification catalyst and exhaust gas purifier |
WO1999019060A1 (fr) * | 1997-10-14 | 1999-04-22 | Isuzu Ceramics Research Institute Co., Ltd. | Catalyseur de purification de gaz d'echappement |
US6221804B1 (en) * | 1998-01-27 | 2001-04-24 | Mazda Motor Corporation | Catalyst for purifying exhaust gas and manufacturing method thereof |
US6375910B1 (en) * | 1999-04-02 | 2002-04-23 | Engelhard Corporation | Multi-zoned catalytic trap and methods of making and using the same |
US6497848B1 (en) * | 1999-04-02 | 2002-12-24 | Engelhard Corporation | Catalytic trap with potassium component and method of using the same |
US6294140B1 (en) * | 1999-04-23 | 2001-09-25 | Degussa Ag | Layered noble metal-containing exhaust gas catalyst and its preparation |
US6391822B1 (en) * | 2000-02-09 | 2002-05-21 | Delphi Technologies, Inc. | Dual NOx adsorber catalyst system |
-
2000
- 2000-04-10 FI FI20000854A patent/FI118326B/fi not_active IP Right Cessation
-
2001
- 2001-04-09 EP EP01660064A patent/EP1147802B1/en not_active Expired - Lifetime
- 2001-04-09 DE DE60124610T patent/DE60124610T2/de not_active Expired - Lifetime
- 2001-04-10 US US09/828,898 patent/US6818582B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE60124610D1 (de) | 2007-01-04 |
FI20000854A (fi) | 2001-10-11 |
DE60124610T2 (de) | 2007-09-13 |
EP1147802A1 (en) | 2001-10-24 |
FI118326B (fi) | 2007-10-15 |
EP1147802B1 (en) | 2006-11-22 |
US6818582B2 (en) | 2004-11-16 |
US20020013226A1 (en) | 2002-01-31 |
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