ClassID:

138259

F01N2900/0418 - CPC Classification

Classification description:

Details of electrical control or of the monitoring of the exhaust gas treating apparatus; Methods of control or diagnosing using integration or an accumulated value within an elapsed period

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
20250215817
2025-07-03

AFTERTREATMENT SYSTEM HEATER CONTROLS

#3
20250198322
2025-06-19

DUAL LEG AFTERTREATMENT SYSTEM

#4
20250179775
2025-06-05

WORKING MACHINE, DEGRADATION DETECTION DEVICE FOR OXIDATION CATALYST, DEGRADATION DETECTION METHOD FOR OXIDATION CATALYST, AND DEGRADATION DETECTION PROGRAM FOR OXIDATION CATALYST

#5
20250154889
2025-05-15

PRESSURE CONTROL IN AN EXHAUST AFTERTREATMENT SYSTEM

#6
20250092807
2025-03-20

AFTERTREATMENT HEATER MANAGEMENT FOR EFFICIENT THERMAL MANAGEMENT

#7
20240254909
2024-08-01

VEHICLE EMISSIONS MANAGEMENT

#8
20240240579
2024-07-18

EXHAUST GAS PURIFICATION CONTROL DEVICE

#9
20240210279
2024-06-27

NOx sensor monitoring

#10
20240191667
2024-06-13

SYSTEMS AND METHODS FOR FILTER REGENERATION WITH CYLINDER DEACTIVATION

#11
20240159180
2024-05-16

Dual leg aftertreatment system

#12
20240077009
2024-03-07

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

#13
20240052766
2024-02-15

Aftertreatment system NOx and ammonia control strategy

#14
20230407804
2023-12-21

Systems and methods for particulate filter regeneration with cylinder deactivation

#15
20230296042
2023-09-21

Computer for diagnosing clogging of a probe for a vehicle

#16
20230243288
2023-08-03

Particle filter diagnostic device

#17
20230235711
2023-07-27

Device and method in connection with a pre-heating process of an aftertreatment system

#18
20230193798
2023-06-22

Aftertreatment heater management for efficient thermal management

#19
20230143384
2023-05-11

Method and a control arrangement for a process of selective catalytic reduction after-treatment of an exhaust gas

#20
20230081744
2023-03-16

Method for operating a heated catalytic converter, and heated-catalytic-converter control system

#21
20230024848
2023-01-26

Method for monitoring an emission level in a vehicle

#22
20220403793
2022-12-22

Internal combustion engine with exhaust gas aftertreatment and control of the nitrogen oxide emissions

#23
20220178288
2022-06-09

Systems and methods for determining amount of reductant deposits in aftertreatment systems

#24
20220176942
2022-06-09

Hybrid electric vehicle and catalyst heating control method therefor

#25
20220074332
2022-03-10

Method for controlling exhaust aftertreatment system for vehicles

#26
20220049639
2022-02-17

Methods for making and using SCR catalyst on-board diagnostic limit parts

#27
20220003142
2022-01-06

Catalyst deterioration detection device, catalyst deterioration detection system, data analysis device, control device of internal combustion engine, and method for providing state information of used vehicle

#28
20210293172
2021-09-23

Method and system for diagnosing an aftertreatment system

#29
20210215075
2021-07-15

Method for managing the lightoff of a pollution-control catalytic converter

#30
20210115834
2021-04-22

Method of generating vehicle control data, vehicle control device, and vehicle control system

#31
20200300148
2020-09-24

Method and system for leak detection at a particulate filter

#32
20200284181
2020-09-10

Freezing diagnosing device and engine control apparatus

#33
20200271032
2020-08-27

METHOD FOR OPERATING AN EXHAUST GAS AFTERTREATMENT SYSTEM OF AN INTERNAL COMBUSTION ENGINE, AN EXHAUST GAS AFTERTREATMENT SYSTEM FOR AN INTERNAL COMBUSTION ENGINE, AND AN INTERNAL COMBUSTION ENGINE COMPRISING SUCH AN EXHAUST GAS AFTERTREATMENT SYSTEM

#34
20200263594
2020-08-20

Catalyst deterioration detection device, catalyst deterioration detection system, data analysis device, control device of internal combustion engine, and method for providing sate information of used vehicle

#35
20200200063
2020-06-25

Method and device for diagnosis of a particle filter arranged in the exhuast gas system of a petro-operated internal combustion engine

#36
20200200062
2020-06-25

Method and device for diagnosis of a particle filter arranged in the exhaust gas system of a petrol-operated internal combustion engine

#37
20200191038
2020-06-18

System and method for diagnosing health of an exhaust aftertreatment system

#38
20200124205
2020-04-23

Method of adaptively sampling data to determine the start of injection in a solenoid actuated valve

#39
20190234284
2019-08-01

ASSEMBLIES AND METHODS FOR REDUCING PARTICULATE MATTER, HYDROCARBONS, AND GASEOUS OXIDES FROM INTERNAL COMBUSTION ENGINE EXHAUST

#40
20190232225
2019-08-01

Exhaust emission control device, method and computer program product for an engine

#41
20190186328
2019-06-20

Abnormality determination device

#42
20190178134
2019-06-13

Systems and methods for reducing noise in reductant insertion assemblies

#43
20190085748
2019-03-21

Particulate detection system

#44
20190070547
2019-03-07

Radio frequency process sensing, control, and diagnostics network and system

#45
20190063288
2019-02-28

Dual power supply for eCAT and control

#46
20190024563
2019-01-24

Model-based monitoring for selective catalytic reduction device in aftertreatment assembly

#47
20190010853
2019-01-10

Method and device for diagnosing a differential pressure sensor of a particle filter

#48
20180306089
2018-10-25

Method and arrangement for correcting for error of particulate matter sensors

#49
20180274427
2018-09-27

Abnormality diagnosis apparatus for exhaust gas purification apparatus

#50
20180230886
2018-08-16

ASSEMBLIES AND METHODS FOR REDUCING PARTICULATE MATTER, HYDROCARBONS, AND GASEOUS OXIDES FROM INTERNAL COMBUSTION ENGINE EXHAUST

#51
20180230883
2018-08-16

Dual stage internal combustion engine aftertreatment system using exhaust gas intercooling and charger driven air ejector

#52
20180179942
2018-06-28

Vehicle and control method for vehicle

#53
20180066558
2018-03-08

Exhaust purification system

#54
20170370269
2017-12-28

System and method of detecting an obstructed pressure line in a diesel exhaust fluid delivery system

#55
20170328259
2017-11-16

Diagnostic device and sensor

#56
20170328251
2017-11-16

Systems and methods for reducing noise in reductant insertion assemblies

#57
20170314442
2017-11-02

Secondary air system in an exhaust gas purification system of an internal combustion engine

#58
20170268398
2017-09-21

Method and control assembly for operating an exhaust gas system

#59
20170234184
2017-08-17

System and method for exhaust treatment

#60
20170211452
2017-07-27

Exhaust gas control system for internal combustion engine

#61
20170211444
2017-07-27

Method of monitoring an exhaust gas aftertreatment system

#62
20170184003
2017-06-29

Filter failure diagnostic device for an internal combustion engine

#63
20170182447
2017-06-29

Radio frequency process sensing, control, and diagnostics network and system

#64
20170167352
2017-06-15

Deterioration diagnosis apparatus for selective catalytic reduction catalyst

#65
20170145893
2017-05-25

Ammonia adsorption amount estimation apparatus, ammonia adsorption amount estimation method, and exhaust gas purification system for internal combustion engine

#66
20170074143
2017-03-16

EXHAUST GAS PURIFICATION APPARATUS FOR INTERNAL COMBUSTION ENGINE

#67
20170030242
2017-02-02

Method for the regeneration of a particle filter, and internal combustion engine with particle filter

#68
20170009626
2017-01-12

Deterioration diagnosis apparatus for exhaust gas purification apparatus

#69
20160369673
2016-12-22

Dual rate diesel particulate filter leak monitor

#70
20160356673
2016-12-08

Method and system of testing the proper functioning of a catalyzed particulate filter of an internal combustion engine

#71
20160356194
2016-12-08

Method and control assembly for operating an exhaust gas system

#72
20160348553
2016-12-01

Exhaust purification device and method of calculating NH3 mass generated in lean NOx trap of exhaust purification device

#73
20160290269
2016-10-06

Exhaust purification system of internal combustion engine

#74
20160290268
2016-10-06

Exhaust purification system of internal combustion engine

#75
20160290197
2016-10-06

Exhaust purification device and method of calculating NOx mass reduced from lean NOx trap during regeneration

#76
20160288038
2016-10-06

Abnormality diagnosis apparatus for particulate filter

#77
20160251996
2016-09-01

Catalyst deterioration diagnosis apparatus

#78
20160245722
2016-08-25

Diagnosis device

#79
20160245145
2016-08-25

Control device of internal combustion engine

#80
20160238508
2016-08-18

Method for monitoring a particulate filter

#81
20160237875
2016-08-18

Deterioration diagnosis device for an exhaust gas purification apparatus

#82
20160237873
2016-08-18

Diagnostic device

#83
20160186636
2016-06-30

Method of operating an exhaust emission control device, and corresponding exhaust emission control device

#84
20160177804
2016-06-23

Diagnostic system for internal combustion engine

#85
20160123260
2016-05-05

Method of pre-emptively regenerating a lean nox trap

#86
20160053648
2016-02-25

Method and internal combustion engine arrangement for regenerating an exhaust after-treatment device

#87
20160040580
2016-02-11

Reductant tank sensor diagnostic method and system

#88
20160003123
2016-01-07

Electronic control module for an internal combustion engine

#89
20150369154
2015-12-24

System and method for estimating the quantity of particulate accumulated in the particulate filter of a diesel engine

#90
20150361859
2015-12-17

Method for diagnosing a particle filter by means of a soot capturing device

#91
20150345359
2015-12-03

Exhaust gas purification apparatus for internal combustion engine

#92
20150301009
2015-10-22

Abnormality detection system of engine exhaust system

#93
20150209730
2015-07-30

Method and system for estimating reagent quality

#94
20150184605
2015-07-02

Fuel injection control apparatus for engine

#95
20150167518
2015-06-18

Exhaust purification device for internal combustion engine

#96
20150153244
2015-06-04

Method and device for checking the hydraulic leak-tightness in an exhaust gas aftertreatment system for a motor vehicle

#97
20150151251
2015-06-04

Method for diagnosing a selective catalytic reduction catalyst

#98
20150121854
2015-05-07

Exhaust gas purification apparatus for internal combustion engine

#99
20150113958
2015-04-30

Method for feeding reducing agent and motor vehicle and stationary installation in which the method is performed

#100
20150043611
2015-02-12

Particulate filter washcoat diagnosis based on exothermic substrate temperature

#101
20150020505
2015-01-22

Method for calculating the NOcontent at the inlet of a selective reduction catalyst and device for the implementation of this method

#102
20150000257
2015-01-01

Active regeneration control device for a diesel particulate filter

#103
20140314645
2014-10-23

SCR catalyst ammonia surface coverage estimation and control

#104
20140305106
2014-10-16

Control apparatus of internal combustion engine

#105
20140305102
2014-10-16

Control device for an electrically heated catalyst, and electrode deterioration degree estimation device for an electrically heated catalyst

#106
20140199210
2014-07-17

Exhaust gas purification apparatus for an internal combustion engine

#107
20140182274
2014-07-03

Urea-water addition control unit

#108
20140033682
2014-02-06

Method for operating an SCR catalyic converter provided for the aftertreatment of exhaust gases of an internal combustion engine

#109
20140020364
2014-01-23

Method for reducing nitrogen oxide levels in diesel engine exhaust gases

#110
20130232958
2013-09-12

System and method to manage SCR catalyst NO/NOratio

#111
20130108511
2013-05-02

Exhaust gas purification system for internal combustion engine

#112
20130025262
2013-01-31

Exhaust purification apparatus for engine

#113
20130017121
2013-01-17

Exhaust purification system of internal combustion engine

#114
20120294770
2012-11-22

Exhaust purification system of internal combustion engine

#115
20120291629
2012-11-22

Pressure sensor disconnection detection systems and methods

#116
20120225488
2012-09-06

Particulate measurement system

#117
20120222404
2012-09-06

Method for controlling pollutant emissions from a combustion engine

#118
20120198820
2012-08-09

System and method for estimating an amount of particulate matter accumulated in a particulate filter

#119
20120180461
2012-07-19

Reductant storage sensing system and method

#120
20120167665
2012-07-05

System and method for monitoring and detecting faults in a closed-loop system

#121
20120083990
2012-04-05

Particulate filter ash loading prediction method and vehicle using same

#122
20120083967
2012-04-05

Particulate filter ash loading prediction method and vehicle using same

#123
20120067031
2012-03-22

Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system

#124
20120053816
2012-03-01

METHOD FOR DETERMINING THE OXYGEN STORAGE CAPACITY OF A CATALYTIC CONVERTER AND METHOD FOR DETERMINING A TIME DELAY INHERENT IN A LAMBDA PROBE

#125
20120047875
2012-03-01

Temperature estimation systems and methods

#126
20120000189
2012-01-05

Adaptive control of SCR urea injection to compensate errors

#127
20110262329
2011-10-27

SCR catalyst ammonia surface coverage estimation and control

#128
20110258989
2011-10-27

Exhaust purification apparatus for internal combustion engine

#129
20110247319
2011-10-13

Exhaust emission purifying apparatus and liquid level measuring device

#130
20110239623
2011-10-06

Regeneration strategy for engine exhaust

#131
20110232364
2011-09-29

Method of diagnosing regeneration failure of exhaust emission control device

#132
20110203259
2011-08-25

Method for correcting an estimate of NHstored within a selective catalyst reduction system

#133
20110162352
2011-07-07

Method for estimating soot loading in a diesel particulate filter, and engine and aftertreatment system

#134
20110120092
2011-05-26

Method for controlling fluid injected quantity in a NOreduction system employing a SCR catalyst

#135
20110083424
2011-04-14

Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system

#136
20100223914
2010-09-09

Method for adjusting the metered additions of reducing agent for selective catalytic reduction

#137
20100180669
2010-07-22

Monitoring of a particle limit value in the exhaust gas of an internal combustion engine

#138
20100028228
2010-02-04

Current storage estimation for selective catalytic reduction catalysts

#139
20100024394
2010-02-04

TROUBLE DIAGNOSIS DEVICE FOR EXHAUST GAS PURIFICATION SYSTEM AND TROUBLE DIAGNOSIS METHOD FOR EXHAUST GAS PURIFICATION SYSTEM

#140
20090282815
2009-11-19

Procedure for operating a metering valve and device for implementing the procedure

#141
20090178395
2009-07-16

Method and Apparatus for Regenerating a Particulate Filter of an Emission Abatement Assembly

#142
20090178391
2009-07-16

METHOD AND APPARATUS FOR OPERATING AN EMISSION ABATEMENT ASSEMBLY

#143
20080276601
2008-11-13

Exhaust emission purifying apparatus for engine

#144
20080216463
2008-09-11

Device for removing nitrogen oxides from internal combustion engine waste gas and method for dosing an aggregate of internal combustion engine waste gas

#145
20070266703
2007-11-22

Apparatus for judging condition of injection of reducing agent incorporated in exhaust gas purification system

#146
20070251214
2007-11-01

Apparatus for detecting a state of a particulate filter

#147
20070204600
2007-09-06

Reductant storage sensing system and method

#148
20070175207
2007-08-02

Procedure and device to control a reducing agent generation system

#149
20060218895
2006-10-05

Method for operating an internal combustion engine and device for executing the method

#150
20050016137
2005-01-27

Filter control apparatus

#151
18342309
2024-06-18

Vehicle bypass catalyst diagnostic system