ClassID:

138291

F01N2900/1806 - CPC Classification

Classification description:

Details of electrical control or of the monitoring of the exhaust gas treating apparatus; Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust Properties of reducing agent or dosing system

Sub-classes:
Recent Application in this class:
#1
20250230761
2025-07-17

SYSTEMS, DEVICES, AND METHODS FOR REGENERATING A PARTICULATE FILTER

#2
20250027435
2025-01-23

VEHICLE MONITORING DEVICE AND VEHICLE MONITORING METHOD

#3
20240360780
2024-10-31

DOSING MODULE FOR USE IN AFTERTREATMENT SYSTEMS FOR INTERNAL COMBUSTION ENGINES

#4
20240240579
2024-07-18

EXHAUST GAS PURIFICATION CONTROL DEVICE

#5
20240229698
2024-07-11

Method for identifying defective injection of urea into a vehicle exhaust line

#6
20240218818
2024-07-04

SYSTEMS AND METHODS FOR MANAGING AMMONIA SLIP WITH A HEATER

#7
20240191667
2024-06-13

SYSTEMS AND METHODS FOR FILTER REGENERATION WITH CYLINDER DEACTIVATION

#8
20240044272
2024-02-08

Configurable aftertreatment systems including a housing

#9
20230407804
2023-12-21

Systems and methods for particulate filter regeneration with cylinder deactivation

#10
20230399966
2023-12-14

Systems, devices, and methods for regenerating a particulate filter

#11
20230383684
2023-11-30

Method for adapting the volume flow

#12
20230272730
2023-08-31

Diesel exhaust fluid injection shield and diesel exhaust fluid injection system

#13
20230243285
2023-08-03

Reductant tank assembly with multiple connection tank header

#14
20230191358
2023-06-22

Exhaust gas aftertreatment systems

#15
20230182074
2023-06-15

Reducer supply device

#16
20230175424
2023-06-08

Method for checking an exhaust gas system in a vehicle, and control unit for performing the method

#17
20230123437
2023-04-20

Configurable aftertreatment systems including a housing

#18
20230060731
2023-03-02

Filter arrangement for a selective catalytic reduction system

#19
20230053630
2023-02-23

Onboard Device And Method For Checking DEF Quality

#20
20230034184
2023-02-02

Methods for evaluating diesel exhaust fluid quality

#21
20230031074
2023-02-02

Diesel exhaust fluid doser protection during cold ambient temperature conditions using cylinder cutout methods

#22
20230001354
2023-01-05

Fluid injector, assembly and exhaust line comprising such an injector

#23
20220412239
2022-12-29

Systems and methods for virtually determining fuel sulfur concentration

#24
20220364492
2022-11-17

Systems and methods for optimizing engine-aftertreatment system operation

#25
20220136419
2022-05-05

Exhaust gas purification device for internal combustion engine, and vehicle

#26
20220112825
2022-04-14

Method for determining urea feeding in an exhaust gas aftertreatment system of a vehicle comprising an internal combustion engine

#27
20210317768
2021-10-14

Exhaust gas treatment system and method with reductant injection and close-coupled treatment element

#28
20210180490
2021-06-17

Systems, devices, and methods for regenerating a particulate filter

#29
20210131327
2021-05-06

Dosing module for use in aftertreatment systems for internal combustion engines

#30
20210033013
2021-02-04

Reagent dosing system and method

#31
20200332730
2020-10-22

Start-up method for a vehicle with a hybrid propulsion system

#32
20200263583
2020-08-20

Method for operating an internal combustion engine of a motor vehicle, in particular a motor car

#33
20200049051
2020-02-13

Exhaust gas treatment device

#34
20200040795
2020-02-06

Systems and methods for optimizing engine-aftertreatment system operation

#35
20190186318
2019-06-20

Method and apparatus for monitoring an exhaust aftertreatment system for an internal combustion engine

#36
20190178136
2019-06-13

Installation for depollution of exhaust gases, particularly of an internal-combustion engines, and method using such an installation

#37
20190178133
2019-06-13

System, method, and apparatus for aftertreatment system monitoring

#38
20190178131
2019-06-13

Methods for controlling selective catalytic reduction systems

#39
20190024563
2019-01-24

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

#40
20190010848
2019-01-10

Selective catalytic reduction ammonia storage control

#41
20180071681
2018-03-15

Method for controlling an exhaust gas treatment system

#42
20180051636
2018-02-22

System for controlling the total emissions produced by a multi-engine power system

#43
20170333844
2017-11-23

Method and system for mitigating urea deposits within an SCR catalyst system

#44
20170321582
2017-11-09

Control device and control method for reducing agent injection device, and reducing agent injection device

#45
20170292430
2017-10-12

System, apparatus, and method to address unwanted DEF-based deposits in diesel exhaust system

#46
20170292426
2017-10-12

Exhaust purification apparatus for vehicle and method of controlling the same

#47
20170203755
2017-07-20

Shovel and shovel control method

#48
20170058740
2017-03-02

System and method for adaptive aftertreatment control of NO

#49
20170009626
2017-01-12

Deterioration diagnosis apparatus for exhaust gas purification apparatus

#50
20160376965
2016-12-29

Control of multiple reductant insertion assemblies using a single controller

#51
20160376962
2016-12-29

Method of regenerating lean NOx trap of exhaust purification system provided with lean NOx trap and selective catalytic reduction catalyst and exhaust purification system

#52
20160348556
2016-12-01

Reducing agent supply device

#53
20160281569
2016-09-29

System, method, and apparatus for aftertreatment system monitoring

#54
20160195421
2016-07-07

Reducing agent tank

#55
20160084754
2016-03-24

Device for detecting the concentration of a solution

#56
20150328586
2015-11-19

Method and system for mitigating urea deposits within an SCR catalyst system

#57
20150275733
2015-10-01

Failure determination system of exhaust gas purification apparatus

#58
20150211402
2015-07-30

Reducing agent supplying device

#59
20150159536
2015-06-11

Method for operating a metering device, metering device and motor vehicle

#60
20140260191
2014-09-18

Exhaust treatment system with urea temperature rationality diagnostic

#61
20140096512
2014-04-10

Reducing agent tank having a sensor for determining a fill level and motor vehicle having the tank

#62
20140056790
2014-02-27

Control techniques for an SCR aftertreatment system

#63
20140033683
2014-02-06

System, method, and apparatus for aftertreatment system monitoring

#64
20140017794
2014-01-16

Method and system for mitigating urea deposits within an SCR catalyst system

#65
20130269418
2013-10-17

Method for monitoring an SCR system

#66
20130255234
2013-10-03

Method for operating a reducing agent tank and motor vehicle in which the method is carried out

#67
20130220467
2013-08-29

Automotive selective catalytic reduction (SCR) system sensor holder and assembly

#68
20130199157
2013-08-08

Systems and methods for controlling reductant delivery to an exhaust stream

#69
20130101485
2013-04-25

Method for controlling an injection device for feeding an ammonia-releasing reducing agent into an exhaust-gas purification system of an internal combustion engine

#70
20130091827
2013-04-18

MONITOR OF AMMONIA IN DOSING SYSTEM

#71
20130048096
2013-02-28

System comprising a pump, an injector and a regulator, with control signals to the pump which are based on calculated hose rigidities

#72
20130036724
2013-02-14

Method for metering a reducing agent, method for setting up a control unit for a metering device and motor vehicle having a metering device

#73
20130000276
2013-01-03

VIRTUAL REDUCTANT QUALITY SENSOR

#74
20120291421
2012-11-22

Exhaust treatment methods and systems

#75
20120272639
2012-11-01

Reductant Quality Sensor

#76
20120174562
2012-07-12

Exhaust gas purification apparatus and exhaust gas purification method for an internal combustion engine

#77
20120111870
2012-05-10

INSTALLATION COMPONENT FOR A TANK, APPARATUS FOR DETERMINING A FILL LEVEL OF A TANK, METHOD FOR PRODUCING AN INSTALLATION COMPONENT, TANK AND MOTOR VEHICLE HAVING A TANK

#78
20120011830
2012-01-19

METHOD FOR HEATING SOLID AMMONIA TO RELEASE GASEOUS AMMONIA IN EXHAUST AFTERTREATMENT SYSTEM

#79
20120006005
2012-01-12

Exhaust Gas Post Processing System and Control Method Thereof

#80
20120000270
2012-01-05

Method for detecting abnormality in reducing agent

#81
20120000185
2012-01-05

Method for detecting abnormality in reducing agent

#82
20110239625
2011-10-06

Method and device for adapting the injection agent supply in an injection system, and exhaust gas aftertreatment system

#83
20110232265
2011-09-29

Approach for detecting reductant availability and make-up

#84
20110209461
2011-09-01

System, method, and apparatus for determining aftertreatment fluid quality

#85
20110174386
2011-07-21

Fluid transfer system and method

#86
20110083424
2011-04-14

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

#87
20110036072
2011-02-17

Diagnosis apparatus for reducing agent supply apparatus

#88
20100319328
2010-12-23

Fuel injection control device

#89
20100318471
2010-12-16

Systems and Methods for Monitoring the Quality of a Reducing Agent

#90
20100205940
2010-08-19

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

#91
20100170226
2010-07-08

DIAGNOSTIC METHOD FOR A REAGENT MATERIAL TO BE INTRODUCED INTO AN EXHAUST GAS REGION OF AN INTERNAL COMBUSTION ENGINE AND DEVICE FOR PERFORMING THE METHOD

#92
20100154387
2010-06-24

ABNORMALITY DETECTION DEVICE FOR REDUCTANT ADDITION VALVE

#93
20100101215
2010-04-29

EXHAUST GAS TREATMENT SYSTEM AND METHODS FOR OPERATING THE SAME

#94
20100064668
2010-03-18

METHOD FOR HEATING A REDUCING AGENT METERING VALVE IN AN SCR SYSTEM FOR EXHAUST GAS AFTER-TREATMENT IN AN INTERNAL COMBUSTION ENGINE

#95
20100037599
2010-02-18

Exhaust purification device of internal combustion engine

#96
20100031641
2010-02-11

Exhaust purification device of an internal combustion engine

#97
20090293451
2009-12-03

Exhaust control system having diagnostic capability

#98
20090282815
2009-11-19

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

#99
20090199538
2009-08-13

Fluid transfer system and method

#100
20090159132
2009-06-25

Method for operating a metering valve and device for performing the method

#101
20090139318
2009-06-04

SYSTEMS AND METHODS FOR MONITORING THE QUALITY OF A REDUCING AGENT

#102
20080276598
2008-11-13

Approach for detecting reductant availability and make-up

#103
20080098726
2008-05-01

System implementing low-reductant engine operation mode

#104
20070175207
2007-08-02

Procedure and device to control a reducing agent generation system

#105
20050207936
2005-09-22

System for diagnosing reagent solution quality

#106
18103958
2024-06-25

Integrated grommet filter

#107
17814344
2024-02-20

Engine aftertreatment system

#108
17740362
2023-08-22

System, apparatus, and method for diesel exhaust fluid (DEF) dosing

#109
17692005
2023-04-18

DEF thawing apparatus and method for diesel engine SCR systems

#110
17398383
2023-08-22

Diesel exhaust fluid

#111
17078688
2022-02-22

Dual purpose doser spring