ClassID:

138170

F01N2550/04 - page 2 - CPC Classification

Classification description:

Monitoring or diagnosing the deterioration of exhaust systems Filtering activity of particulate filters

Recent Application in this class:
#301
20110232363
2011-09-29

Process for monitoring the function of a particulate filter

#302
20110219746
2011-09-15

System, method, and apparatus for controlling an aftertreatment system having a particulate filter and a rich NOconversion device

#303
20110202265
2011-08-18

Method for operating a fording-capable motor vehicle, and fording-capable motor vehicle

#304
20110183274
2011-07-28

PRODUCING AGEING GAS FOR EXHAUST GAS AFTER-TREATMENT SYSTEMS

#305
20110173955
2011-07-21

Method and apparatus for monitoring a particulate filter

#306
20110162352
2011-07-07

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

#307
20110146242
2011-06-23

Malfunction diagnostic device for exhaust gas control device

#308
20110138794
2011-06-16

Exhaust gas purifying device

#309
20110131954
2011-06-09

Diesel particulate filter control

#310
20110131950
2011-06-09

Diesel particulate filter control

#311
20110072789
2011-03-31

Particulate matter sensor and exhaust gas purification apparatus

#312
20110066316
2011-03-17

METHOD AND DEVICE FOR RECOGNIZING COMBUSTION IN A PARTICLE FILTER

#313
20110048001
2011-03-03

Exhaust gas recirculation system of internal combustion engine having a purification apparatus breakage detection unit

#314
20110030353
2011-02-10

Exhaust gas purifying device

#315
20110010071
2011-01-13

System for particulate matter sensor signal processing

#316
20110005198
2011-01-13

Diagnostic method and diagnostic system for a particle filter of an internal combustion engine, in particular for a soot filter in a diesel motor vehicle

#317
20110000193
2011-01-06

SYSTEM AND METHOD FOR DETECTING DIESEL PARTICULATE FILTER CONDITIONS BASED ON THERMAL RESPONSE THEREOF

#318
20100286930
2010-11-11

Soot discharge estimating device for internal combustion engines

#319
20100263355
2010-10-21

Method and device for diagnosing a particle filter

#320
20100242463
2010-09-30

PARTICULATE MATTER CONCENTRATION MEASURING APPARATUS

#321
20100242457
2010-09-30

Particulate matter concentration measuring apparatus

#322
20100218489
2010-09-02

METHOD FOR CHECKING THE COMPLETENESS OF A REGENERATION OF A PARTICLE FILETER IN THE EXHAUST GAS OF AN INTERNAL COMBUSTION ENGINE

#323
20100187089
2010-07-29

Collection-amount detection method for particulate matters and collection-amount detection apparatus therefor and exhaust-gas converting apparatus

#324
20100180669
2010-07-22

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

#325
20100115920
2010-05-13

Exhaust component having permanently associated life indicator

#326
20100102828
2010-04-29

System and method for measuring retentate in filters

#327
20100058743
2010-03-11

Exhaust gas cleaning system for diesel engine

#328
20100037684
2010-02-18

Methods of detecting replacement of a particulate matter filter

#329
20100018186
2010-01-28

Fault detection system for PM trapper

#330
20090308052
2009-12-17

Methods of increasing accuracy of soot load estimates

#331
20090293458
2009-12-03

EXHAUST GAS POST-PROCESSING APPARATUS AND REGENERATION METHOD THEREOF

#332
20090222189
2009-09-03

Apparatus, system, and method for determining a regeneration availability profile

#333
20090217762
2009-09-03

Methods for controlling and making particle filtering devices

#334
20090211235
2009-08-27

Exhaust gas purifying apparatus for internal combustion engine

#335
20090205318
2009-08-20

FAULT DETECTION SYSTEM FOR PM TRAPPER

#336
20090199544
2009-08-13

Method and system for combustion engine particulate filter regeneration

#337
20090193791
2009-08-06

Method of assisting regeneration of pollution management means associated with catalyst forming means

#338
20090157348
2009-06-18

Method and apparatus for calculating effective volume of diesel particulate filter

#339
20090151325
2009-06-18

Exhaust gas purification device

#340
20090145111
2009-06-11

PROBLEM DETECTION APPARATUS AND METHOD IN EXHAUST PURIFYING APPARATUS

#341
20090138185
2009-05-28

System and method for detecting misassembly of an exhaust aftertreatment system of a machine

#342
20090084097
2009-04-02

Exhaust gas purifying apparatus for internal combustion engine

#343
20090044517
2009-02-19

Exhaust gas purification system for an internal combustion engine

#344
20080295484
2008-12-04

Method and system for maintaining aftertreatment efficiency

#345
20080295483
2008-12-04

Method and system for maintaining aftertreatment efficiency

#346
20080282682
2008-11-20

Integrated DPF loading and failure sensor

#347
20080264039
2008-10-30

Structure and method to verify diesel particulate filter operation

#348
20080236122
2008-10-02

Honeycomb structure, method of manufacturing honeycomb structure, exhaust gas treating apparatus, and method of manufacturing exhaust gas treating apparatus

#349
20080155967
2008-07-03

Method for Operating a Particle Trap and Device for Carrying Out the Method

#350
20080155963
2008-07-03

Method of estimating soot accumulation amount of exhaust gas purification filter, and computer program product therefor

#351
20080104948
2008-05-08

Method of regenerating a particulate filter

#352
20080097678
2008-04-24

Process for determining particle emission in the exhaust fume stream from an internal combustion engine

#353
20080087011
2008-04-17

Exhaust gas purifying apparatus, exhaust gas purifying method, and particulate matter measuring method

#354
20080066445
2008-03-20

System for assisting the regeneration of depollution means for a motor vehicle engine

#355
20080059040
2008-03-06

System for evaluating regeneration of pollution management means integrated in a motor vehicle engine exhaust line

#356
20080048681
2008-02-28

Device for Determining the State of a Soot Particle Filter

#357
20080041039
2008-02-21

System for assisting regeneration of pollution management means

#358
20080041035
2008-02-21

Method of determining abnormality in particulate filter

#359
20080016854
2008-01-24

System for assisting regeneration of pollution management means in an engine exhaust line

#360
20080010978
2008-01-17

System for controlling depollution means regeneration

#361
20080000218
2008-01-03

Procedure to diagnose a particle filter and device to implement the procedure

#362
20070289287
2007-12-20

Abnormality diagnosing device for internal combustion engine and abnormality diagnosing method therefor

#363
20070261389
2007-11-15

System for assisting the regeneration of depollution means for a motor vehicle engine

#364
20070251221
2007-11-01

System and method for monitoring a filter

#365
20070251214
2007-11-01

Apparatus for detecting a state of a particulate filter

#366
20070245721
2007-10-25

System for evaluating degree of soot loading in depollution means

#367
20070234712
2007-10-11

Exhaust cleaning device of diesel engine

#368
20070209333
2007-09-13

Particulate matter accumulation amount detection apparatus and method

#369
20070137180
2007-06-21

Regeneration controller for exhaust purification apparatus of internal combustion engine

#370
20070125075
2007-06-07

System and method for monitoring particulate filter performance

#371
20070101702
2007-05-10

Exhaust purification apparatus

#372
20070101697
2007-05-10

Exhaust emission control device for internal combustion engine

#373
20070089399
2007-04-26

System for particulate matter sensor signal processing

#374
20070069718
2007-03-29

Test fixture for collecting particulate material

#375
20070022746
2007-02-01

Radio frequency-based particulate loading monitoring system

#376
20070006577
2007-01-11

Particulate accumulation amount estimating system

#377
20060288693
2006-12-28

Exhaust gas purifying apparatus for internal combustion engine

#378
20060266023
2006-11-30

Method of operating a particle filter in the exhaust system of a motor vehicle's internal combustion engine

#379
20060260298
2006-11-23

Method of estimating soot accumulation amount of exhaust gas purification filter, and computer program product therefor

#380
20060256330
2006-11-16

Method and device for comprehensive characterization and monitoring of exhaust gas and control of engines, and components for aftertreatment of exhaust gases

#381
20060254265
2006-11-16

Exhaust gas purifying apparatus for internal combustion engine

#382
20060196167
2006-09-07

Exhaust gas purifying apparatus for internal combustion engine

#383
20060191258
2006-08-31

Particulate trap regeneration control system

#384
20060191256
2006-08-31

Support system for the maintenance of a particle filter fitted in an exhaust system on a motor vehicle engine

#385
20060151926
2006-07-13

Method and system for identifying and repairing defective cells in a plugged honeycomb structure

#386
20060107730
2006-05-25

Method and system for monitoring the functional capability of a particle detector

#387
20060096274
2006-05-11

Method for the post-injection of hydrocarbon-, alcohol- and/or reducing-agent-type regeneration solution (e.g. diesel fuel and/or urea and/or ammoniacal solution) for the regeneration of diesel engine exhaust gas filtration systems

#388
20060086095
2006-04-27

Method for regenerating a motor vehicle particle filter and system for controlling regeneration of such a filter

#389
20060005534
2006-01-12

Method for operating a particulate filter disposed in an exhaust-gas region of an internal combustion engine and device for implementing the method

#390
20050279156
2005-12-22

Diesel oxidation catalyst efficiency diagnostic method

#391
20050279084
2005-12-22

Method and apparatus for the defined regeneration of sooty surfaces

#392
20050268597
2005-12-08

Exhaust emission control device for internal combustion engine

#393
20050188681
2005-09-01

Deterioration diagnosis of diesel particulate filter

#394
20050150214
2005-07-14

Method and apparatus for monitoring ash accumulation in a particulate filter of an emission abatement assembly

#395
20050126161
2005-06-16

Regeneration control of diesel particulate filter

#396
20050084973
2005-04-21

Diagnostic system for monitoring catalyst performance

#397
20050042763
2005-02-24

Testing using diesel exhaust produced by a non-engine based test system

#398
20050016137
2005-01-27

Filter control apparatus

#399
19354586
2026-05-05

Low resistance exhaust system with correction module for regeneration control

#400
18108847
2023-12-26

Vehicle exhaust gas reduction system and method thereof

#401
14882164
2017-01-24

Method and system for particulate filter leakage detection

#402
14837338
2016-12-13

Regulation of a diesel exhaust after-treatment system

#403
14702988
2016-07-26

System and method for detecting particulate filter leakage