ClassID:

29784

B01D53/9477 - page 3 - CPC Classification

Classification description:

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,; Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes; Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems

Recent Application in this class:
#601
20120097033
2012-04-26

Filter for filtering particulate matter from exhaust gas emitted from a compression ignition engine

#602
20120087839
2012-04-12

Exhaust gas treatment system

#603
20120087838
2012-04-12

Catalyst and method of manufacture

#604
20120060476
2012-03-15

Method for monitoring the pollutant coversion capacity in an exhaust gas after-treatment system

#605
20120060472
2012-03-15

Catalyst materials for NOoxidation in an exhaust aftertreatment system that uses passive ammonia SCR

#606
20120058031
2012-03-08

Capture of volatilized vanadium and tungsten compounds in a selective catalytic reduction system

#607
20120055142
2012-03-08

Catalysts for gasoline lean burn engines with improved NH-formation activity

#608
20120055141
2012-03-08

Catalyst for gasoline lean burn engines with improved NO oxidation activity

#609
20120047874
2012-03-01

Bi-functional catalyst materials for lean exhaust NOreduction

#610
20120042636
2012-02-23

EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE

#611
20120042631
2012-02-23

CATALYST MATERIALS FOR AMMONIA OXIDATION IN LEAN-BURN ENGINE EXHAUST

#612
20120036840
2012-02-16

NOx storage and reduction catalyst, preparation method, and NOx removing system

#613
20120034133
2012-02-09

Catalyzed SCR filter and emission treatment system

#614
20120031083
2012-02-09

APPARATUS FOR TREATING DIESEL ENGINE EXHAUST GAS

#615
20120023914
2012-02-02

Exhaust purification apparatus

#616
20120023909
2012-02-02

Methods and systems for an engine emission control system

#617
20120014841
2012-01-19

Exhaust gas treating catalyst and exhaust gas purification apparatus using the same

#618
20110311421
2011-12-22

Exhaust gas treatment system including a thermoelectric generator

#619
20110305614
2011-12-15

Cu-CHA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOin gas streams

#620
20110300042
2011-12-08

Methods utilizing non-zeolitic metal-containing molecular sieves having the CHA crystal structure

#621
20110300028
2011-12-08

Systems utilizing non-zeolitic metal-containing molecular sieves having the CHA crystal structure

#622
20110283680
2011-11-24

Method for purification of exhaust gas from a diesel engine

#623
20110268635
2011-11-03

SCR on low thermal mass filter substrates

#624
20110262329
2011-10-27

SCR catalyst ammonia surface coverage estimation and control

#625
20110258993
2011-10-27

Exhaust system for lean burn IC engine including particulate filter and NOabsorbent

#626
20110252771
2011-10-20

FLUE GAS PURIFYING DEVICE

#627
20110247319
2011-10-13

Exhaust emission purifying apparatus and liquid level measuring device

#628
20110239629
2011-10-06

Flue gas purifying device

#629
20110239624
2011-10-06

Apparatus and method for regenerating an exhaust filter

#630
20110237428
2011-09-29

EXHAUST GAS-PURIFYING CATALYST

#631
20110206584
2011-08-25

Palladium-contaning oxidation catalyst

#632
20110203264
2011-08-25

Diesel exhaust gas purification catalyst and diesel exhaust gas purification system

#633
20110202253
2011-08-18

Fuel efficient ammonia generation strategy for lean-burn engines utilizing passive NH3-SCR for the control of NOx

#634
20110200505
2011-08-18

Catalyst assembly for treating engine exhaust

#635
20110182791
2011-07-28

Catalysts for the reduction of ammonia emission from rich-burn exhaust

#636
20110173951
2011-07-21

Method and device for the purification of diesel exhaust gases

#637
20110173950
2011-07-21

Emissions treatment system with ammonia-generating and SCR catalysts

#638
20110172090
2011-07-14

Compositions and methods for treating exhaust gases

#639
20110165046
2011-07-07

System for remediating emissions and method of use

#640
20110162358
2011-07-07

Exhaust gas purification system for diesel engines of utility motor vehicles

#641
20110158871
2011-06-30

Exhaust system for a vehicular positive ignition internal combustion engine

#642
20110146243
2011-06-23

Exhaust gas aftertreatment system for a diesel engine and method of increasing a temperature of an SCR catalyst to reduce NOin exhaust gases

#643
20110146237
2011-06-23

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

#644
20110138789
2011-06-16

Capture of volatilized vanadium and tungsten compounds in a selective catalytic reduction system

#645
20110138783
2011-06-16

Exhaust purifying system for internal combustion engine

#646
20110138777
2011-06-16

Diesel engine exhaust treatment system and method including a platinum group metal trapping device

#647
20110131952
2011-06-09

Exhaust gas purifying system and exhaust gas purifying method using the same

#648
20110126525
2011-06-02

NOVEL SCR CATALYSTS AND AFTER-TREATMENT DEVICES FOR DIESEL ENGINE EXHAUST GAS

#649
20110123421
2011-05-26

Zoned catalyzed soot filter

#650
20110120099
2011-05-26

Systems and methods for reducing NObreakthrough

#651
20110116980
2011-05-19

PREFERENTIAL OXIDATION REACTOR

#652
20110113763
2011-05-19

EXHAUST GAS PURIFICATION APPARATUS OF AN INTERNAL COMBUSTION ENGINE

#653
20110113753
2011-05-19

Method for operating an exhaust gas treatment system having an SCR catalytic converter

#654
20110107749
2011-05-12

EXHAUST GAS PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE

#655
20110099975
2011-05-05

Architectural diesel oxidation catalyst for enhanced NOgenerator

#656
20110088377
2011-04-21

EXHAUST PURIFICATION DEVICE OF INTERNAL COMBUSTION ENGINE

#657
20110079001
2011-04-07

EXHAUST PURIFYING DEVICE OF INTERNAL COMBUSTION ENGINE

#658
20110076212
2011-03-31

Methods and systems for oxidizing nitric oxide in a gas stream

#659
20110070139
2011-03-24

Catalyst combinations and methods and systems for oxidizing nitric oxide in a gas stream

#660
20110070134
2011-03-24

Process and catalyst system for SCR of NO

#661
20110064632
2011-03-17

Staged Catalyst System and Method of Using the Same

#662
20110058999
2011-03-10

Low temperature selective catalytic reduction catalyst and associated systems and methods

#663
20110052454
2011-03-03

EXHAUST GAS PURIFICATION APPARATUS

#664
20110052452
2011-03-03

NOreduction device for diesel vehicles

#665
20110047990
2011-03-03

Exhaust gas purifier and system for exhaust gas purification

#666
20110047989
2011-03-03

APPARATUS FOR AFTER-TREATMENT OF EXHAUST FROM DIESEL ENGINE

#667
20110047988
2011-03-03

Catalyst and method of manufacture

#668
20110041487
2011-02-24

Catalyst apparatus and exhaust gas purification system for internal combustion engine

#669
20110041486
2011-02-24

Apparatus of catalyst for purifying exhaust gas and method for purifying exhaust gas

#670
20110041479
2011-02-24

Exhaust gas purification method and exhaust gas purification system

#671
20110027154
2011-02-03

Silica-stabilized ultrafine anatase titania, vanadia catalysts, and methods of production thereof

#672
20110020204
2011-01-27

Chabazite zeolite catalysts having low silica to alumina ratios

#673
20110020201
2011-01-27

Oxygen storage catalyst with decreased ceria reduction temperature

#674
20110014099
2011-01-20

Particulate filter with hydrogen sulphide block function

#675
20110011068
2011-01-20

Exhaust gas treatment system

#676
20110011067
2011-01-20

Ash filter, exhaust gas treatment system incorporating the same and method of using the same

#677
20110008228
2011-01-13

Use of aqueous guanidinium formate solutions for the selective catalytic reduction of nitrogen oxides in exhaust gases of vehicles

#678
20110005204
2011-01-13

Exhaust gas aftertreatment installation and method

#679
20110000189
2011-01-06

DeNox of diesel engine exhaust gases using a temperature-controlled precatalyst for providing NOin accordance with the requirements

#680
20100293930
2010-11-25

Method and apparatus for ammonia formation in a catalytic converter

#681
20100287914
2010-11-18

Exhaust purification device of internal combustion engine

#682
20100287911
2010-11-18

Exhaust gas purification system and exhaust gas purification method

#683
20100282189
2010-11-11

Exhaust gas cleaner

#684
20100281853
2010-11-11

Method of estimating quantity of NO produced in ammonia oxidation catalyst and exhaust gas purification system for internal combustion engine

#685
20100281851
2010-11-11

Exhaust gas emissions reactor and method of treating exhaust gas

#686
20100276223
2010-11-04

Hybrid vehicle exhaust control strategy

#687
20100275586
2010-11-04

DEVICE FOR CLEANING EXHAUST GAS OF INTERNAL COMBUSTION ENGINE

#688
20100275584
2010-11-04

Exhaust gas purification device for internal combustion engine

#689
20100269491
2010-10-28

Partial filter substrates containing SCR catalysts and methods and emissions treatment systems

#690
20100268438
2010-10-21

Exhaust purification device for hybrid electric vehicle

#691
20100257851
2010-10-14

Exhaust gas purifying apparatus

#692
20100257847
2010-10-14

Exhaust purification system of internal combustion engine

#693
20100257843
2010-10-14

Zoned catalysts for diesel applications

#694
20100251698
2010-10-07

EXHAUST PURIFICATION SYSTEM FOR HYBRID ELECTRIC VEHICLE

#695
20100242864
2010-09-30

Exhaust gas purification system and exhaust gas purification method

#696
20100239478
2010-09-23

Filter

#697
20100236224
2010-09-23

Emissions treatment system with lean NOx trap

#698
20100233045
2010-09-16

Sulfur tolerant perovskite supported catalysts

#699
20100229531
2010-09-16

Apparatus, system, and method for controlling reductant dosing in an SCR catalyst system

#700
20100224142
2010-09-09

Method of exhaust cleaning for internal combustion engine and exhaust cleaner

#701
20100223908
2010-09-09

Ammonia (NH) storage control system and method based on a nitrogen oxide(NO) sensor

#702
20100221161
2010-09-02

Device for the purification of diesel exhaust gases

#703
20100205945
2010-08-19

Exhaust emission control device

#704
20100205944
2010-08-19

EXHAUST EMISSION CONTROL DEVICE

#705
20100205940
2010-08-19

EXHAUST EMISSION CONTROL SYSTEM OF INTERNAL COMBUSTION ENGINE AND EXHAUST EMISSION CONTROL METHOD

#706
20100204905
2010-08-12

Control unit of diesel engine

#707
20100196219
2010-08-05

Exhaust emission control device

#708
20100192545
2010-08-05

EXHAUST AFTERTREATMENT SYSTEM

#709
20100192544
2010-08-05

Exhaust gas purification apparatus in an internal combustion engine

#710
20100186394
2010-07-29

Exhaust gas after treatment assembly

#711
20100186391
2010-07-29

TECHNIQUE FOR PRODUCTION OF AMMONIA ON DEMAND IN A THREE WAY CATALYST FOR A PASSIVE SELECTIVE CATALYTIC REDUCTION SYSTEM

#712
20100186379
2010-07-29

EXHAUST GAS PURIFICATION APPARATUS FOR AN INTERNAL COMBUSTION ENGINE

#713
20100183490
2010-07-22

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

#714
20100175372
2010-07-15

Compact diesel engine exhaust treatment system

#715
20100158775
2010-06-24

Catalyst Systems and Methods for Treating Aircraft Cabin Air

#716
20100150800
2010-06-17

Oxidation catalyst and exhaust-gas purification system using the same

#717
20100146950
2010-06-17

Exhaust gas purification device

#718
20100146937
2010-06-17

Exhaust purification device of internal combustion engine

#719
20100139259
2010-06-10

Exhaust purification device of an internal combustion engine

#720
20100139257
2010-06-10

System and method for treating exhaust gases

#721
20100126148
2010-05-27

Exhaust purification system for internal combustion engine

#722
20100126143
2010-05-27

Dual bed catalyst system for NOx reduction in lean-burn engine exhaust

#723
20100122527
2010-05-20

Exhaust gas purification apparatus for internal combustion engine

#724
20100115918
2010-05-13

Abnormality diagnosis apparatus for exhaust purification system

#725
20100111774
2010-05-06

Exhaust gas purification system for internal combustion engine

#726
20100107612
2010-05-06

Exhaust purification apparatus for an engine

#727
20100107606
2010-05-06

Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines

#728
20100107605
2010-05-06

Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines

#729
20100104491
2010-04-29

Multilayered catalyst compositions

#730
20100101314
2010-04-29

Method and apparatus for detecting abnormality of nitrogen oxide purifying catalyst

#731
20100101221
2010-04-29

CATALYSTS, SYSTEMS, AND METHODS FOR REDUCING NOx IN AN EXHAUST GAS

#732
20100101220
2010-04-29

Exhaust gas purifying catalyst

#733
20100101218
2010-04-29

NOx purification system and method for control of NOx purification system

#734
20100101217
2010-04-29

Exhaust gas purification system for internal combustion engine

#735
20100101212
2010-04-29

Exhaust gas purifying method

#736
20100098612
2010-04-22

Method and architecture for reducing NOX and particulate matter emissions in exhaust gas from hydrocarbon fuel source with a fuel lean combustion mixture

#737
20100089034
2010-04-15

Exhaust-gas aftertreatment system

#738
20100082136
2010-04-01

System and method for placeshifting media playback

#739
20100077739
2010-04-01

Exhaust system implementing dual stage SCR

#740
20100077738
2010-04-01

System for reducing NOx in exhaust

#741
20100077737
2010-04-01

System for reducing NOx in exhaust

#742
20100077736
2010-04-01

EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE

#743
20100061903
2010-03-11

Catalyst system to be used in automobile exhaust gas purification apparatus, exhaust gas purification apparatus using the same and exhaust gas purification method

#744
20100061900
2010-03-11

Exhaust-gas converting filter and production process for the same

#745
20100058745
2010-03-11

Exhaust gas purification device

#746
20100055013
2010-03-04

Process and catalyst system for NOx reduction

#747
20100050610
2010-03-04

EXHAUST GAS PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE

#748
20100048384
2010-02-25

Engine exhaust catalysts containing palladium-gold

#749
20100047144
2010-02-25

Method for the selective catalytic reduction of nitrogen oxides in exhaust gases of vehicles

#750
20100043402
2010-02-25

Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines

#751
20100037596
2010-02-18

EXHAUST PURIFICATION DEVICE OF COMPRESSION IGNITION TYPE INTERNAL COMBUSTION ENGINE

#752
20100031641
2010-02-11

Exhaust purification device of an internal combustion engine

#753
20100031640
2010-02-11

Exhaust purification device of internal combustion engine

#754
20100031635
2010-02-11

Exhaust gas purification apparatus for internal combustion engine

#755
20100024389
2010-02-04

Nitrogen oxide estimation downstream of a selective catalytic reduction catalyst

#756
20100018188
2010-01-28

Exhaust emission control device

#757
20100011749
2010-01-21

Exhaust gas purifying apparatus for internal combustion engine

#758
20100005787
2010-01-14

EXHAUST GAS PURIFICATION APPARATUS FOR ENGINE

#759
20100000202
2010-01-07

Dual catalyst NOx reduction system for exhaust from lean burn internal combustion engines

#760
20090324469
2009-12-31

Zero platinum group metal catalysts

#761
20090320457
2009-12-31

NOx adsorber catalyst with superior low temperature performance

#762
20090311146
2009-12-17

Exhaust gas treating apparatus

#763
20090308053
2009-12-17

Exhaust purification device of internal combustion engine

#764
20090301069
2009-12-10

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

#765
20090293454
2009-12-03

Exhaust emission control device

#766
20090291838
2009-11-26

Urea SCR catalyst and manufacturing method for the same

#767
20090291826
2009-11-26

HONEYCOMB STRUCTURE

#768
20090288402
2009-11-26

Emission treatment catalysts, systems and methods

#769
20090276547
2009-11-05

System and method for simplified data transfer

#770
20090276439
2009-11-05

System and method for simplified data transfer

#771
20090266063
2009-10-29

Selective catalytic reduction catalyst system with expanded temperature window

#772
20090260349
2009-10-22

Air-injection system to improve effectiveness of selective catalytic reduction catalyst for gasoline engines

#773
20090260346
2009-10-22

METHOD FOR PURIFICATION OF AN EXHAUST GAS FROM A DIESEL ENGINE

#774
20090257933
2009-10-15

Layered catalyst composite

#775
20090255241
2009-10-15

Method of forming a catalyzed selective catalytic reduction (SCR) filter

#776
20090249772
2009-10-08

Exhaust gas purification device

#777
20090241521
2009-10-01

Apparatus for purifying exhaust gas

#778
20090232718
2009-09-17

Multi-stage catalytic air purification system

#779
20090217652
2009-09-03

Exhaust system comprising zoned oxidation catalyst

#780
20090214396
2009-08-27

Engine exhaust catalysts containing palladium-gold

#781
20090205324
2009-08-20

Emission control system having a coated mixer for an internal combustion engine and method of use

#782
20090203515
2009-08-13

Exhaust gas purifying catalyst

#783
20090199549
2009-08-13

Apparatus for reducing dibenzodioxin emissions and dibenzofuran emissions from transition metal-containing catalyzers

#784
20090197764
2009-08-06

Catalyst for purifying exhaust gas

#785
20090196812
2009-08-06

Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure

#786
20090193796
2009-08-06

Gasoline engine emissions treatment systems having particulate traps

#787
20090188240
2009-07-30

APPARATUS FOR PURIFICATION OF EXHAUST GAS AND METHOD FOR PURIFICATION OF EXHAUST GAS USING THE SAME

#788
20090187352
2009-07-23

Method and apparatus for managing denitration catalyst

#789
20090180942
2009-07-16

SELECTIVE AMMONIA OXIDATION CATALYSTS

#790
20090175773
2009-07-09

Multilayered Catalyst Compositions

#791
20090173063
2009-07-09

Mitigation of Particulates and NOx in Engine Exhaust

#792
20090158719
2009-06-25

Emission treatment system

#793
20090156396
2009-06-18

Exhaust gas purifying catalyst and method for manufacturing the same

#794
20090155151
2009-06-18

Methods and systems including CO oxidation catalyst with low NO to NOconversion

#795
20090155132
2009-06-18

HONEYCOMB CATALYST, DENITRATION CATALYST OF DENITRATION DEVICE, AND EXHAUST GAS DENITRATION DEVICE

#796
20090151341
2009-06-18

APPARATUS FOR REDUCING NITROGEN OXIDE CONTAINED IN EXHAUST GAS

#797
20090151340
2009-06-18

EXHAUST GAS PURIFICATION DEVICE

#798
20090151339
2009-06-18

Method and arrangement for improving the hydrolysis of a reduction agent in an exhaust gas post treatment system

#799
20090151331
2009-06-18

Exhaust purification device of internal combustion engine

#800
20090145117
2009-06-11

Exhaust gas aftertreatment system

#801
20090145113
2009-06-11

Exhaust purification device of internal combustion engine

#802
20090130011
2009-05-21

Systems and methods for removing materials from flue gas via regenerative selective catalytic reduction

#803
20090126353
2009-05-21

Oxidation Catalyst for NH3 and an Apparatus for Treating Slipped or Scripped NH3

#804
20090124492
2009-05-14

Exhaust gas purifying catalyst

#805
20090104096
2009-04-23

Zone coated catalyst to simultaneously reduce NOx and unreacted ammonia

#806
20090087364
2009-04-02

Exhaust gas purifying apparatus for internal combustion engine

#807
20090084091
2009-04-02

Exhaust purification device of an internal combustion engine

#808
20090041637
2009-02-12

Catalyst-supported particulate filter

#809
20090038291
2009-02-12

Internal combustion engine

#810
20090025375
2009-01-29

Catalyst composition and structure for a diesel-fueled autothermal reformer placed in and exhaust stream

#811
20090004079
2009-01-01

Multi-component catalyst system and method for the reduction of NO

#812
20090000277
2009-01-01

Exhaust gas purification apparatus for internal combustion engine

#813
20080307779
2008-12-18

Regenerable sulfur traps for on-board vehicle applications

#814
20080299016
2008-12-04

System and method for selective catalytic reduction of nitrogen oxides in combustion exhaust gases

#815
20080292519
2008-11-27

Bifunctional catalysts for selective ammonia oxidation

#816
20080286184
2008-11-20

Selective catalytic reduction type catalyst

#817
20080271440
2008-11-06

Vehicle-based strategy for removing urea deposits from an SCR catalyst

#818
20080223020
2008-09-18

Internal combustion engine

#819
20080202107
2008-08-28

SCR on low thermal mass filter substrates

#820
20080184698
2008-08-07

Exhaust Emission Control Device

#821
20080168763
2008-07-17

Optimized rhodium usage in LNT SCR system

#822
20080141661
2008-06-19

Zone coated filter, emission treatment systems and methods

#823
20080132405
2008-06-05

Catalyzed SCR filter and emission treatment system

#824
20080131345
2008-06-05

Multi-bed selective catalytic reduction system and method for reducing nitrogen oxides emissions

#825
20080127634
2008-06-05

Hybrid catalyst for NOx reduction using fuel hydrocarbons as reductant

#826
20080125309
2008-05-29

Engine exhaust catalysts containing zeolite and zeolite mixtures

#827
20080125308
2008-05-29

Engine exhaust catalysts containing palladium-gold

#828
20080124514
2008-05-29

Engine exhaust catalysts containing palladium-gold

#829
20080124264
2008-05-29

Oxidation Catalyst and Exhaust-Gas Purification System Using the Same

#830
20080112871
2008-05-15

Catalyst for nitrogen oxide removal and exhaust gas treatment method

#831
20080098725
2008-05-01

Exhaust system having mid-reducer NOx sensor

#832
20080085231
2008-04-10

System and method for reducing nitrogen oxides emissions

#833
20080072578
2008-03-27

Treatment Systems and Methods for Internal Combustion Engine Exhaust Streams

#834
20080066458
2008-03-20

Catalyst system for vehicle exhaust gas purification devices, exhaust gas purification device using the same, and method for purification of exhaust gases

#835
20080060348
2008-03-13

Emissions reduction system

#836
20080056965
2008-03-06

Exhaust gas catalytic conversion system

#837
20080034739
2008-02-14

Exhaust system of a motor vehicle with a diesel engine

#838
20080031793
2008-02-07

Compositions and methods for treating exhaust gases

#839
20070283686
2007-12-13

Exhaust gas purification apparatus

#840
20070227130
2007-10-04

Catalytic converter apparatus for purifying exhaust gas

#841
20070217968
2007-09-20

Exhaust gas treatment system

#842
20070209350
2007-09-13

Process for purification of sulphur-containing exhaust gas

#843
20070204870
2007-09-06

Catalysts to reduce carbon monoxide such as in the mainstream smoke of a cigarette

#844
20070178026
2007-08-02

Exhaust treatment device with sensor and method of making

#845
20070175208
2007-08-02

Exhaust gas aftertreatment installation and method

#846
20070149392
2007-06-28

Reactor for carbon dioxide capture and conversion

#847
20070137184
2007-06-21

Method of forming a catalyzed selective catalytic reduction filter

#848
20070122317
2007-05-31

Multi-stage system for selective catalytic reduction

#849
20070110643
2007-05-17

Apparatus and method for catalytic treatment of exhaust gases

#850
20070092421
2007-04-26

Catalyst system and method for the reduction of NO

#851
20070079602
2007-04-12

Thermal management of hybrid LNT/SCR aftertreatment during desulfation

#852
20070049491
2007-03-01

Exhaust gas purifying catalyst and method for manufacturing the same

#853
20070006573
2007-01-11

Thermal management of hybrid LNT/SCR aftertreatment during desulfation

#854
20060248874
2006-11-09

Exhaust system for lean burn IC engine including particulate filter and NOabsorbent

#855
20060154803
2006-07-13

Honeycomb catalyst, denitration catalyst of denitration device, and exhaust gas denitration device

#856
20060153761
2006-07-13

Exhaust gas aftertreatment installation and method

#857
20060100098
2006-05-11

Lean NOtrap with PGM zoned axially

#858
20060059900
2006-03-23

Exhaust gas purification system

#859
20060040397
2006-02-23

Method and apparatus for managing denitration catalyst

#860
20060039843
2006-02-23

Zone coated catalyst to simultaneously reduce NOand unreacted ammonia

#861
20060021330
2006-02-02

System for controlling NOx emissions during restarts of hybrid and conventional vehicles

#862
20060010854
2006-01-19

Exhaust gas clarifying device for internal combustion engine

#863
20050262830
2005-12-01

Internal combustion engine installation comprising a direct-injection otto engine and a catalyst system

#864
20050232838
2005-10-20

Multi-stage heat absorbing reactor and process for SCR or NOx and for oxidation of elemental mercury

#865
20050232826
2005-10-20

Exhaust treatment devices

#866
20050196333
2005-09-08

Process for reducing nitrogen oxides

#867
20050188684
2005-09-01

Apparatus and method for purifying exhaust gas of internal combustion engine

#868
20050180905
2005-08-18

Multi-stage heat absorbing reactor and process for SCR of NOx and for oxidation of elemental mercury

#869
20050118084
2005-06-02

Multi-stage process for SCR of NOx

#870
20050103001
2005-05-19

Method and system for regenerating NOadsorbers and/or particulate filters

#871
20050031514
2005-02-10

Catalyzed SCR filter and emission treatment system

#872
20050020443
2005-01-27

Method of making a NOx adsorber catalyst

#873
20050005597
2005-01-13

Exhaust system

#874
18828152
2025-07-08

Inlet assembly for aftertreatment system

#875
18654370
2024-11-12

Low temperature diesel aftertreatment regeneration strategy

#876
18549174
2024-01-09

Pollutant abatement device of an internal combustion engine and pollutant abatement system comprising the device

#877
18479978
2024-08-27

System and method for engine cold start

#878
18319239
2024-06-11

Aftertreatment for alcohol fuel substituted diesel engines

#879
17651700
2023-06-27

Device for the reduction of ammonia and nitrogen oxides emissions

#880
17538505
2022-12-06

Aftertreatment system, dual fuel system, and dual fuel apparatus

#881
16263593
2020-06-30

After treatment system and after treatment method for lean-burn engine

#882
15972572
2019-09-10

Method to power multiple electric heaters with a single power source

#883
15959545
2019-05-14

High efficiency mixer for vehicle exhaust system

#884
15959515
2019-06-11

High efficiency mixer for vehicle exhaust system

#885
15849163
2019-04-30

Exhaust system for a work vehicle

#886
15683315
2018-07-17

Reductant decomposition reactor chamber