ClassID:

138152

F01N2510/0682 - CPC Classification

Classification description:

Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or

Recent Application in this class:
#1
20250297564
2025-09-25

SYSTEMS AND METHODS FOR MEASURING EXHAUST GAS SPECIES AND CATALYST NOX STORAGE FOR CATALYST-RELATED CONTROLS AND DIAGNOSTICS

#2
20250154890
2025-05-15

Catalytic wall-flow filter

#3
20250032984
2025-01-30

CLOSE-COUPLED SCR SYSTEM

#4
20240307822
2024-09-19

EMISSION TREATMENT CATALYSTS, SYSTEMS AND METHODS

#5
20240280038
2024-08-22

Particulate filter

#6
20240149257
2024-05-09

PARTICLE FILTER FOR EXHAUST GAS OF GASOLINE ENGINES

#7
20240077009
2024-03-07

SYSTEMS AND METHODS FOR MEASURING EXHAUST GAS SPECIES AND SCR CATALYST NOX STORAGE FOR SCR-RELATED CONTROLS AND DIAGNOSTICS

#8
20230358155
2023-11-09

Catalyzed particulate filter

#9
20230311064
2023-10-05

METHOD FOR PRODUCING CATALYTICALLY ACTIVE WALL FLOW FILTERS

#10
20230127269
2023-04-27

Catalytically active particle filter with a high degree of filtration efficiency

#11
20230003150
2023-01-05

Lean NOtrap plus low temperature NOadsorber system for low temperature NOtrapping

#12
20220347626
2022-11-03

Exhaust gas purification device

#13
20220325645
2022-10-13

High-filtration efficiency wall-flow filter

#14
20220316372
2022-10-06

Particulate filter

#15
20220297093
2022-09-22

CATALYST FOR REDUCING AMMONIA EMISSIONS

#16
20220250005
2022-08-11

Emission treatment catalysts, systems and methods

#17
20220154615
2022-05-19

Systems and methods for measuring exhaust gas species and SCR catalyst NOx storage for SCR-related controls and diagnostics

#18
20220106900
2022-04-07

Exhaust gas purification device

#19
20220080355
2022-03-17

Method for producing catalytically active wall flow filters

#20
20220034247
2022-02-03

Exhaust gas treatment system and method with four-way catalyzed filter element

#21
20210396167
2021-12-23

Catalytically active particle filter with a high degree of filtration efficiency

#22
20210379530
2021-12-09

Selective catalytic reduction catalyst on a filter substrate

#23
20210310389
2021-10-07

FILTER ELEMENT FOR A PARTICULATE FILTER, AND EXHAUST GAS PARTICULATE FILTER

#24
20210285354
2021-09-16

Systems and methods for nickel-based gasoline particulate filter

#25
20210178380
2021-06-17

Advanced NOreduction catalysts

#26
20210162344
2021-06-03

Single brick SCR/ASC/PNA/DOC close-coupled catalyst

#27
20210129066
2021-05-06

Filter element for a particulate filter, exhaust gas particulate filter, process for manufacturing a filter element, and use of a coating material

#28
20200370453
2020-11-26

SCR CATALYTIC COATING ON PARTICULATE FILTERS

#29
20200362741
2020-11-19

EXHAUST SYSTEM INCLUDING PATICULATE FILTER WITH OXIDATION ZONE CAPABLE OF GENERATING NO2 UNDER LEAN CONDITIONS

#30
20200217234
2020-07-09

Exhaust gas treatment system and method with improved regeneration

#31
20200131960
2020-04-30

CATALYTIC DEVICE AND EXHAUST GAS PURIFICATION SYSTEM

#32
20200129963
2020-04-30

Exhaust gas purification catalyst

#33
20200102868
2020-04-02

NOVEL TWC CATALYSTS FOR GASOLINE EXHAUST GAS APPLICATIONS

#34
20200063628
2020-02-27

Integrated SCR catalyst and LNT for NOx abatement

#35
20200049042
2020-02-13

Exhaust gas purification catalyst and exhaust gas purification method using the same

#36
20200049041
2020-02-13

Exhaust gas purification catalyst and exhaust gas purification method using the same

#37
20190351394
2019-11-21

Three-way catalyst

#38
20190351393
2019-11-21

Hydrocarbon trap catalyst

#39
20190301334
2019-10-03

Catalyst article for use in an emission treatment system

#40
20190299161
2019-10-03

Passive NOx adsorber

#41
20190291083
2019-09-26

Exhaust gas purification catalyst for internal combustion engine, and exhaust gas purifying method using exhaust gas purification catalyst

#42
20190262772
2019-08-29

Diesel oxidation catalyst and exhaust system

#43
20190232258
2019-08-01

Catalyst for purification of exhaust gas from internal combustion engine and method for purification of exhaust gas using the catalyst

#44
20190211723
2019-07-11

Exhaust gas purification filter

#45
20190201845
2019-07-04

OXIDATION CATALYST FOR A DIESEL ENGINE EXHAUST

#46
20190201844
2019-07-04

Oxidation catalyst for a diesel engine exhaust

#47
20190193057
2019-06-27

Exhaust gas purifying catalyst

#48
20190193024
2019-06-27

Oxidation catalyst for a diesel engine exhaust

#49
20190168189
2019-06-06

Catalysed substrate monolith

#50
20190120104
2019-04-25

Exhaust gas purification device

#51
20190093530
2019-03-28

Oxidation catalyst device for exhaust gas purification

#52
20190083932
2019-03-21

Exhaust gas purifying catalyst

#53
20190001318
2019-01-03

METHOD FOR THE PREPARATION OF A ZONE COATED CATALYSED MONOLITH

#54
20190001268
2019-01-03

Single brick SCR/ASC/PNA/DOC close-coupled catalyst

#55
20180361360
2018-12-20

Catalyst system for lean gasoline direct injection engines

#56
20180353903
2018-12-13

Diesel oxidation catalyst and exhaust system

#57
20180353902
2018-12-13

Diesel oxidation catalyst and exhaust system

#58
20180298800
2018-10-18

Gasoline particulate filter

#59
20180283250
2018-10-04

Platinum group metal and base metal on a molecular sieve for PNA-SCR-ASC close-coupled system

#60
20180272280
2018-09-27

Emission treatment catalysts, systems and methods

#61
20180243690
2018-08-30

Exhaust gas purification catalyst

#62
20180221855
2018-08-09

Catalyst for purifying the exhaust gases of diesel engines

#63
20180169581
2018-06-21

Method, multifunctional filter and system for the removal of particulate matter and noxious compounds from engine exhaust gas

#64
20180163597
2018-06-14

Exhaust gas treatment system

#65
20180163596
2018-06-14

Catalyzed soot filter for use in passive selective catalytic reduction

#66
20180161806
2018-06-14

Relating to flow optimized washcoating

#67
20180112570
2018-04-26

Catalytic converter and method of controlling exhaust emission

#68
20180106172
2018-04-19

Exhaust purification apparatus for internal combustion engine

#69
20180080357
2018-03-22

Exhaust system and control method of nitrogen oxide desorption

#70
20180078898
2018-03-22

Oxidation catalyst for hydrocarbons produced by an internal combustion engine

#71
20180065085
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#72
20180065084
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#73
20180023444
2018-01-25

Exhaust gas cleaning catalyst

#74
20170306823
2017-10-26

Exhaust gas purification catalyst

#75
20170304773
2017-10-26

Exhaust gas purification catalyst

#76
20170298797
2017-10-19

Exhaust gas purification catalyst

#77
20170297005
2017-10-19

Exhaust gas purification catalyst

#78
20170296969
2017-10-19

Exhaust gas purification device

#79
20170284247
2017-10-05

Exhaust gas purification filter

#80
20170274358
2017-09-28

Catalysed substrate monolith

#81
20170241313
2017-08-24

Emissions treatment system with ammonia-generating and SCR catalysts

#82
20170241312
2017-08-24

Particulate filter

#83
20170226905
2017-08-10

NOx storage reduction catalyst

#84
20170197179
2017-07-13

Catalyst for internal combustion engine exhaust gas purification, and system for same

#85
20170151532
2017-06-01

Diesel oxidation catalyst having a capture region for exhaust gas impurities

#86
20170122175
2017-05-04

SCR exhaust aftertreatment apparatus, system and methods including multiple washcoat formulations

#87
20170120192
2017-05-04

Oxidation catalyst

#88
20170114458
2017-04-27

Suppressing aging of platinum group metal particles in a catalytic converter

#89
20170107878
2017-04-20

Exhaust system

#90
20170087541
2017-03-30

Zoned ammonia slip catalyst for use in combustion turbines

#91
20170016366
2017-01-19

Exhaust gas filter

#92
20170014806
2017-01-19

Exhaust gas purification catalyst

#93
20160375429
2016-12-29

Catalytic wall-flow filter having a membrane

#94
20160367941
2016-12-22

Zoned exhaust system

#95
20160339389
2016-11-24

Diesel oxidation catalyst and use thereof in diesel and advanced combustion diesel engine systems

#96
20160333762
2016-11-17

Engine exhaust gas additive storage system

#97
20160298511
2016-10-13

Exhaust purification system for internal combustion engine

#98
20160279571
2016-09-29

Exhaust gas purification material

#99
20160273427
2016-09-22

Exhaust system for a compression ignition engine having a capture face for volatilised platinum

#100
20160243501
2016-08-25

Filter substrate comprising three-way catalyst

#101
20160228817
2016-08-11

Automotive catalytic aftertreatment system

#102
20160199816
2016-07-14

Exhaust cleaning catalyst

#103
20160199815
2016-07-14

Exhaust cleaning catalyst

#104
20160121267
2016-05-05

Three-way catalytic converter

#105
20160074800
2016-03-17

Honeycomb structure

#106
20160045868
2016-02-18

Zoned catalyst for treating exhaust gas

#107
20160038878
2016-02-11

Zoned catalyst for treating exhaust gas

#108
20160038877
2016-02-11

Catalyst converter

#109
20160008761
2016-01-14

SCR catalytic converter having improved NOx conversion

#110
20150375206
2015-12-31

Catalytic converter

#111
20150352524
2015-12-10

Catalytic converter

#112
20150352523
2015-12-10

Catalytic converter

#113
20150343381
2015-12-03

Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same

#114
20150337711
2015-11-26

Catalytic converter apparatus

#115
20150322832
2015-11-12

Exhaust purification filter

#116
20150306543
2015-10-29

Catalytic converter substrate

#117
20150298058
2015-10-22

Exhaust gas purification filter

#118
20150292387
2015-10-15

Exhaust purification device for internal combustion engine

#119
20150252744
2015-09-10

Exhaust gas purification apparatus

#120
20150252708
2015-09-10

Zoned catalysed substrate monolith

#121
20150238951
2015-08-27

Exhaust gas catalyst

#122
20150238934
2015-08-27

Catalysed substrate monolith

#123
20150202611
2015-07-23

Diesel oxidation catalyst and exhaust system

#124
20150202600
2015-07-23

Diesel oxidation catalyst and exhaust system

#125
20150202572
2015-07-23

Diesel oxidation catalyst and exhaust system

#126
20150176455
2015-06-25

Exhaust system for a compression ignition engine comprising a water adsorbent material

#127
20150167518
2015-06-18

Exhaust purification device for internal combustion engine

#128
20150132205
2015-05-14

Exhaust-gas aftertreatment device for an internal combustion engine, and method for heating an exhaust-gas aftertreatment device

#129
20150118133
2015-04-30

System and method for treating exhaust pipe

#130
20150113966
2015-04-30

Aftertreatment systems with reduced NO generation

#131
20150101317
2015-04-16

On-board diagnostics system for catalyzed substrate

#132
20150071839
2015-03-12

Catalyst component of a motor vehicle exhaust gas cleaning system and use of a catalyst component

#133
20150059321
2015-03-05

Particulate filter

#134
20150030507
2015-01-29

Catalyst system for exhaust gas purification utilizing base metals, and controlling method therefor

#135
20140356266
2014-12-04

Catalyzed filter for treating exhaust gas

#136
20140356265
2014-12-04

Catalyzed filter for treating exhaust gas

#137
20140345258
2014-11-27

Engine exhaust gas additive storage system

#138
20140322113
2014-10-30

Filter substrate comprising zone-coated catalyst washcoat

#139
20140322112
2014-10-30

Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate

#140
20140301923
2014-10-09

Selective catalytic reduction catalyst system

#141
20140301907
2014-10-09

Diesel exhaust gas purification catalyst and diesel exhaust gas purification system

#142
20140294689
2014-10-02

Honeycomb structure and method for manufacturing the same

#143
20140286828
2014-09-25

Exhaust purification system of internal combustion engine

#144
20140274665
2014-09-18

Selective catalytic reduction catalyst system

#145
20140271429
2014-09-18

Zoned catalyst for diesel applications

#146
20140271422
2014-09-18

Selective catalytic reduction catalyst system

#147
20140248200
2014-09-04

Emissions treatment system with ammonia-generating and SCR catalysts

#148
20140241950
2014-08-28

Exhaust system for a lean burn IC engine

#149
20140227155
2014-08-14

Zoned catalytic filters for treatment of exhaust gas

#150
20140219880
2014-08-07

Multi-component filters for emissions control

#151
20140219878
2014-08-07

Mixed phase oxide catalysts

#152
20140186244
2014-07-03

Catalysed substrate monolith

#153
20140186227
2014-07-03

Catalytic converter of internal combustion engine and apparatus for purifying exhaust gas provided with the same

#154
20140161693
2014-06-12

Catalysed soot filter

#155
20140161679
2014-06-12

Exhaust system

#156
20140099246
2014-04-10

Catalytic converter apparatus

#157
20140072491
2014-03-13

Catalytic converter apparatus

#158
20140047819
2014-02-20

Emissions treatment system with ammonia-generating and SCR catalysts

#159
20140044626
2014-02-13

Filter substrate comprising three-way catalyst

#160
20140023561
2014-01-23

Exhaust cleaner for internal combustion engine

#161
20130302214
2013-11-14

Coated diesel particle filter

#162
20130203588
2013-08-08

Exhaust purifying catalyst

#163
20130149223
2013-06-13

Exhaust system for a lean-burn internal combustion engine including SCR catalyst

#164
20130149207
2013-06-13

Substrate monolith comprising SCR catalyst

#165
20130115138
2013-05-09

Exhaust purification system of internal combustion engine

#166
20130089471
2013-04-11

Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same

#167
20130065754
2013-03-14

EXHAUST GAS PURIFICATION CATALYST

#168
20130028819
2013-01-31

CATALYTIC CONVERTER APPARATUS

#169
20120324852
2012-12-27

Prevention of face-plugging on aftertreatment devices in exhaust

#170
20120304623
2012-12-06

Exhaust gas aftertreatment device and method for a gasoline engine

#171
20120291420
2012-11-22

Oxidation catalysts for engines producing low temperature exhaust streams

#172
20120288427
2012-11-15

Catalyzed soot filter with layered design

#173
20120247092
2012-10-04

Multi-component filters for emissions control

#174
20120240554
2012-09-27

Manganese-based oxides promoted lean NOtrap (LNT) catalyst

#175
20120222411
2012-09-06

Engine exhaust purification device

#176
20120211157
2012-08-23

HONEYCOMB FILTER AND METHOD FOR MANUFACTURING THE SAME

#177
20120204547
2012-08-16

EXHAUST GAS PURIFICATION CATALYST AND EXHAUST GAS PURIFICATION APPARATUS USING SAME

#178
20120186229
2012-07-26

Zoned catalytic filters for treatment of exhaust gas

#179
20120186206
2012-07-26

EXHAUST GAS PURIFYING FILTER

#180
20120159927
2012-06-28

Perovskite oxide compounds for use in exhaust aftertreatment systems

#181
20120117949
2012-05-17

Exhaust gas aftertreatment system

#182
20120070346
2012-03-22

Honeycomb filter

#183
20120060457
2012-03-15

Coated honeycomb body and method for producing a coated honeycomb body

#184
20120058020
2012-03-08

Honeycomb filter and method for manufacturing honeycomb filter

#185
20120058019
2012-03-08

Honeycomb filter

#186
20120014854
2012-01-19

Nanoparticular metal oxide/anatase catalysts

#187
20110305615
2011-12-15

NOx storage catalyst with reduced Rh loading

#188
20110271664
2011-11-10

Integrated SCR and AMOx catalyst systems

#189
20110237428
2011-09-29

EXHAUST GAS-PURIFYING CATALYST

#190
20110229391
2011-09-22

Particle reduction with combined SCR and NH3 slip catalyst

#191
20110225956
2011-09-22

EXHAUST PURIFICATION APPARATUS FOR INTERNAL COMBUSTION ENGINE

#192
20110212831
2011-09-01

Substrate with surface-collection-layer and catalyst-carrying substrate with surface-collection-layer

#193
20110212008
2011-09-01

Catalyzed soot filter

#194
20110203264
2011-08-25

Diesel exhaust gas purification catalyst and diesel exhaust gas purification system

#195
20110203262
2011-08-25

DEVICE FOR REDUCING NOX EMISSION IN A DIESEL ENGINE SYSTEM

#196
20110185709
2011-08-04

Low Temperature Diesel Particulate Matter Reduction System

#197
20110179777
2011-07-28

Exhaust system for a lean burn ic engine

#198
20110173950
2011-07-21

Emissions treatment system with ammonia-generating and SCR catalysts

#199
20110165040
2011-07-07

DEVICE FOR REMEDIATING EMISSIONS AND METHOD OF MANUFACTURE

#200
20110162346
2011-07-07

Progressive catalyst loading for integrated particulate filter and selective catalytic reduction unit

#201
20110154807
2011-06-30

NOx TRAP

#202
20110146251
2011-06-23

Exhaust system for a vehicle having a “stop-start” compression ignition engine

#203
20110146237
2011-06-23

Exhaust gas purification system for the treatment of engine exhaust gases by means of SCR catalyst

#204
20110138776
2011-06-16

Diesel engine exhaust treatment system

#205
20110126528
2011-06-02

Exhaust gas purifying device

#206
20110116982
2011-05-19

Honeycomb structure and exhaust gas converter

#207
20110113761
2011-05-19

Wall flow filter loaded with SCR catalyst, systems and methods of exhaust gas treatment

#208
20110111949
2011-05-12

Exhaust gas-purifying catalyst

#209
20110107748
2011-05-12

Particle filter with hydrolysis coating, device and motor vehicle

#210
20110107746
2011-05-12

EXHAUST GAS PURIFICATION DEVICE

#211
20110094207
2011-04-28

Method for cleaning internal combustion engine exhaust gases

#212
20110088377
2011-04-21

EXHAUST PURIFICATION DEVICE OF INTERNAL COMBUSTION ENGINE

#213
20110079001
2011-04-07

EXHAUST PURIFYING DEVICE OF INTERNAL COMBUSTION ENGINE

#214
20110078997
2011-04-07

Four-way diesel catalysts and methods of use

#215
20110064633
2011-03-17

Multi-Functional Catalyst Block and Method of Using the Same

#216
20110047992
2011-03-03

PARTIAL COATING OF PLATINUM GROUP METALS ON FILTER FOR INCREASED SOOT MASS LIMIT AND REDUCED COSTS

#217
20110047986
2011-03-03

Retrofit aftertreatment system for treating diesel exhaust

#218
20110036071
2011-02-17

On board diagnostic system

#219
20100304041
2010-12-02

Method For Coating Honeycomb Bodies

#220
20100287918
2010-11-18

NOadsorbing apparatus and exhaust-gas converting apparatus

#221
20100263358
2010-10-21

Multi-zoned catalyst compositions

#222
20100257843
2010-10-14

Zoned catalysts for diesel applications

#223
20100254862
2010-10-07

Selective reduction catalyst

#224
20100205947
2010-08-19

S storage catalyst and exhaust-gas converting apparatus

#225
20100204036
2010-08-12

NOx purifying catalyst

#226
20100199635
2010-08-12

Exhaust gas purifying system

#227
20100192550
2010-08-05

Exhaust gas purification system for internal combustion engine

#228
20100183490
2010-07-22

Diesel oxidation catalyst and use thereof in diesel and advanced combustion diesel engine systems

#229
20100180582
2010-07-22

Diesel oxidation catalyst with layer structure for improved hydrocarbon conversion

#230
20100180581
2010-07-22

Diesel oxidation catalyst composite with layer structure for carbon monoxide and hydrocarbon conversion

#231
20100180580
2010-07-22

Emissions treatment systems and methods with catalyzed SCR filter and downstream SCR catalyst

#232
20100139261
2010-06-10

Exhaust Gas Filter System

#233
20100139250
2010-06-10

Method for operating an exhaust aftertreatment system and exhaust aftertreatment system

#234
20100139249
2010-06-10

Exhaust gas after treatment system

#235
20100139246
2010-06-10

Control method for controlling an exhaust aftertreatment system and exhaust aftertreatment system

#236
20100126151
2010-05-27

Exhaust gas after treatment system (EATS)

#237
20100104491
2010-04-29

Multilayered catalyst compositions

#238
20100101213
2010-04-29

On-board-diagnosis method for an exhaust aftertreatment system and on-board-diagnosis system for an exhaust aftertreatment system

#239
20100095658
2010-04-22

Catalyst system and use thereof

#240
20100093529
2010-04-15

Catalyst material

#241
20100092358
2010-04-15

Catalytically coated diesel particle filter, process for producing it and its use

#242
20100087314
2010-04-08

Exhaust gas-purifying catalyst

#243
20100061900
2010-03-11

Exhaust-gas converting filter and production process for the same

#244
20100058745
2010-03-11

Exhaust gas purification device

#245
20100050598
2010-03-04

Catalytic converter apparatus

#246
20100037600
2010-02-18

Particle separator, especially a particle filter, for the separation of particles from the exhaust gas stream of an internal combustion engine

#247
20100035752
2010-02-11

Honeycomb structure for slurry coating

#248
20100024405
2010-02-04

EXHAUST GAS FLOW EQUALIZER

#249
20100024404
2010-02-04

EXHAUST GAS FLOW REGULATOR

#250
20090324455
2009-12-31

Honeycomb filter and method for manufacturing the same

#251
20090311146
2009-12-17

Exhaust gas treating apparatus

#252
20090301069
2009-12-10

Exhaust Gas Cleaning Component for Cleaning an Internal Combustion Engine Exhaust Gas

#253
20090301065
2009-12-10

Exhaust system having exhaust system segment with improved catalyst distribution and method

#254
20090288402
2009-11-26

Emission treatment catalysts, systems and methods

#255
20090269253
2009-10-29

HYDROGEN SULFIDE PRODUCTION-SUPPRESSING MEMBER AND EXHAUST GAS-PURIFYING CATALYST

#256
20090266062
2009-10-29

Pre-catalyst for preventing face-plugging on an inlet face of an aftertreatment device and method of the same

#257
20090246451
2009-10-01

HONEYCOMB STRUCTURE

#258
20090246103
2009-10-01

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

#259
20090246100
2009-10-01

Exhaust gas purification device for internal combustion engine

#260
20090246099
2009-10-01

Honeycomb structure and exhaust gas treating apparatus

#261
20090246098
2009-10-01

EXHAUST GAS-PURIFYING CATALYST

#262
20090241521
2009-10-01

Apparatus for purifying exhaust gas

#263
20090239745
2009-09-24

Catalyst for purifying exhaust gas

#264
20090230136
2009-09-17

Engine exhaust gas additive storage system

#265
20090214396
2009-08-27

Engine exhaust catalysts containing palladium-gold

#266
20090203515
2009-08-13

Exhaust gas purifying catalyst

#267
20090137387
2009-05-28

Catalyst for purifying exhaust gas

#268
20090124494
2009-05-14

Catalyst For Purifying Exhaust Gases and Exhaust-Gas Purification Controller Using the Same

#269
20090120074
2009-05-14

Exhaust purifying system for internal combustion engine

#270
20090104096
2009-04-23

Zone coated catalyst to simultaneously reduce NOx and unreacted ammonia

#271
20090098333
2009-04-16

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE HONEYCOMB STRUCTURE

#272
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Multilayered catalyst compositions

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Catalyst-supported particulate filter

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Exhaust treatment system with an oxidation device for NO2 control

#275
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2009-01-08

Prevention of face-plugging on aftertreatment devices in exhaust

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Exhaust system for a spark-ignited internal combustion engine

#277
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2008-10-23

Honeycomb filter and exhaust gas purifying apparatus

#278
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2008-10-02

Honeycomb filter and exhaust gas purifying apparatus

#279
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2008-10-02

EXHAUST GAS PURIFYING SYSTEM

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2008-10-02

HONEYCOMB FILTER, EXHAUST GAS PURIFYING APPARATUS, AND METHOD FOR MANUFACTURING HONEYCOMB FILTER

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2008-10-02

CATALYST SUPPORTER, METHOD OF MANUFACTURING CATALYST SUPPORTER AND EXHAUST GAS PROCESSING DEVICE

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Filtering device for diesel engine exhaust gas

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Catalytic converter optimization

#284
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2008-06-05

Emission Treatment Systems and Methods

#285
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Honeycomb catalytic structure, precoated support for producing honeycomb catalytic structure, and process for producing honeycomb catalytic structure

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2008-05-29

Engine Exhaust Catalysts Containing Palladium-Gold

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2008-05-29

Engine exhaust catalysts containing zeolite and zeolite mixtures

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2008-05-29

Engine exhaust catalysts containing palladium-gold

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2008-05-29

Engine exhaust catalysts containing palladium-gold

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2008-03-06

APPARATUS AND METHOD FOR REGENERATING A PARTICULATE FILTER WITH A NON-UNIFORMLY LOADED OXIDATION CATALYST

#291
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Crack Resistant Substrate for an Exhaust Treatment Device

#292
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2008-02-21

Exhaust gas post treatment system

#293
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2008-01-17

Method for purification of exhaust gas from internal-combustion engine

#294
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2007-12-06

Ceramic Honeycomb Filter, Exhaust Gas-Cleaning Apparatus, and Exhaust Gas-Cleaning Method

#295
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Exhaust particulate filter

#296
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2007-10-18

Low temperature diesel particulate matter reduction system

#297
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2007-10-11

Device for reducing particles of an exhaust gas, exhaust gas purification system and vehicle having the device or the system

#298
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2007-09-20

Minimization Of Pah Emissions During The Regeneration Of Particles Filters

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Porous mullite bodies and methods of forming them

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Zeolite-Containing Oxidation Catalyst and Method of Use