ClassID:

137811

F01N3/033 - CPC Classification

Classification description:

Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices

Sub-classes:
Recent Application in this class:
#1
20260027396
2026-01-29

BATTERY FIRE PREVENTION DEVICE USING CATALYTIC CONVERSION WITH AN OXYGEN SUPPLY

#2
20240328340
2024-10-03

SWIRL STRUCTURE-BASED EXHAUST AFTERTREATMENT DEVICE FOR UNDERGROUND MINING DIESEL VEHICLE

#3
20240301812
2024-09-12

DIESEL ENGINE

#4
20240271554
2024-08-15

System for lighting off an auxiliary occupational emissions device and method of operating the same

#5
20240044272
2024-02-08

Configurable aftertreatment systems including a housing

#6
20240018891
2024-01-18

Exhaust gas purification system

#7
20230374929
2023-11-23

Diesel engine

#8
20230123437
2023-04-20

Configurable aftertreatment systems including a housing

#9
20220082038
2022-03-17

Method, system and apparatus for interacting with a digital work

#10
20210277813
2021-09-09

Construction machine

#11
20210231037
2021-07-29

Machine system for co-production of electrical power and water and method of operating same

#12
20210047953
2021-02-18

Removal of contaminants from air for use in aircraft engines

#13
20200408120
2020-12-31

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

#14
20200400054
2020-12-24

Method for purifying liquid hydrocarbon motor fuels from sulfur and for further reducing the sulfur dioxide content in exhaust gases up to zero during combustion of the fuels

#15
20200362784
2020-11-19

Methods and systems for an aftertreatment system

#16
20200116065
2020-04-16

System for cleaning gases and sequestration of particulate material from internal combustion engines with conversion of waste into extra energy

#17
20200095923
2020-03-26

INTAKE AND EXHAUST DEVICE FOR VEHICLE

#18
20200003104
2020-01-02

Vehicle engine

#19
20200003095
2020-01-02

Exhaust gas purifying apparatus of vehicle

#20
20190331043
2019-10-31

Methods and systems for an aftertreatment system

#21
20190331011
2019-10-31

EXHAUST-GAS EMISSION CONTROL SYSTEM COMPRISING A FILTER FUNCTION AND DIAGNOSTIC METHOD FOR SAID SYSTEM

#22
20190316502
2019-10-17

Air cleaner for vehicle

#23
20190299161
2019-10-03

Passive NOx adsorber

#24
20190271629
2019-09-05

Methods and systems for exhaust particulate matter sensing

#25
20190264591
2019-08-29

Regeneration control device for exhaust purification device

#26
20190170034
2019-06-06

COMPACT DEVICE FOR PURIFICATION AND RECIRCULATION OF EXHAUST GAS

#27
20190107036
2019-04-11

Method for operating a combustion machine, combustion machine and motor vehicle

#28
20190048771
2019-02-14

Particulate filters

#29
20190024565
2019-01-24

Method and a system for determining a performance of a particulate filter of an engine

#30
20180023448
2018-01-25

Method and system for exhaust particulate matter sensing

#31
20170362981
2017-12-21

EXHAUST SYSTEM INCLUDING IONIZATION ASSEMBLY

#32
20170298801
2017-10-19

Method and system for exhaust particulate matter sensing

#33
20170168033
2017-06-15

Exhaust gas measuring system

#34
20170074148
2017-03-16

System for sensing particulate matter

#35
20170058735
2017-03-02

Method and system for exhaust particulate matter sensing

#36
20170051652
2017-02-23

Regeneration of particulate filters in autonomously controllable vehicles

#37
20170002706
2017-01-05

Exhaust device and method of manufacturing an exhaust device with a thermally enhanced substrate

#38
20160208667
2016-07-21

ENGINE EMISSION ABSORBER ASSEMBLY AND METHOD FOR OPERATING SAME

#39
20160160721
2016-06-09

Exhaust soot control system

#40
20160138447
2016-05-19

Method and system for gas particulate filter

#41
20160131013
2016-05-12

Systems and methods for sensing particulate matter

#42
20160102589
2016-04-14

Vehicle air purifying apparatus for simultaneously reducing harmful gas and particles

#43
20150298061
2015-10-22

Exhaust gas purification apparatus for an internal combustion engine

#44
20150275724
2015-10-01

Proportional heater control for diesel emissions system for diesel-generator set

#45
20150265961
2015-09-24

System and Method for Particulate Matter Agglomeration

#46
20150192045
2015-07-09

Exhaust gas treatment system comprising a catalytic particulate filter, and corresponding method

#47
20150159529
2015-06-11

Diesel exhaust fluid tank breather assembly

#48
20150113959
2015-04-30

PARTICULATE MATTER PROCESSING APPARATUS

#49
20150082772
2015-03-26

Engine

#50
20140318108
2014-10-30

Proportional heater control for diesel emission system for marine powered generator set

#51
20140150413
2014-06-05

Trough filter with integrated thermoelectric generator, vehicle including trough filter, and method of treating exhaust gas

#52
20140102085
2014-04-17

Hydraulic excavator

#53
20140053796
2014-02-27

Cyclonic air cleaner

#54
20140026543
2014-01-30

Exhaust gas cleaning device for a watercraft, method for operating an exhaust gas cleaning device and watercraft

#55
20130255231
2013-10-03

Device for treating exhaust gas containing soot particles and motor vehicle having the device

#56
20120260635
2012-10-18

Treatment of diesel engine exhaust

#57
20120247088
2012-10-04

EXHAUST GAS AFTER-TREATMENT SYSTEM

#58
20120090306
2012-04-19

Exhaust geometry for particle grouping

#59
20110265470
2011-11-03

ENERGY RECOVERY SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

#60
20110173962
2011-07-21

Heat Retention/Cooling Control Device for PM Filter Device

#61
20110047990
2011-03-03

Exhaust gas purifier and system for exhaust gas purification

#62
20100313552
2010-12-16

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

#63
20100242448
2010-09-30

Exhaust gas treatment system including a four-way catalyst and urea SCR catalyst and method of using the same

#64
20100236224
2010-09-23

Emissions treatment system with lean NOx trap

#65
20100139253
2010-06-10

System for purifying exhaust gas

#66
20100139250
2010-06-10

Method for operating an exhaust aftertreatment system and exhaust aftertreatment system

#67
20100139249
2010-06-10

Exhaust gas after treatment system

#68
20100139246
2010-06-10

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

#69
20100132356
2010-06-03

Purification system for variable post injection in LP EGR and control method for the same

#70
20100126151
2010-05-27

Exhaust gas after treatment system (EATS)

#71
20100111774
2010-05-06

Exhaust gas purification system for internal combustion engine

#72
20100101213
2010-04-29

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

#73
20100101210
2010-04-29

Method for regenerating soot filters in the exhaust gas system of a lean mix engine, and exhaust gas system therefor

#74
20090308250
2009-12-17

Cyclonic air cleaner

#75
20090241524
2009-10-01

Particulate matter purifying device and manufacturing method thereof

#76
20090193796
2009-08-06

Gasoline engine emissions treatment systems having particulate traps

#77
20090031715
2009-02-05

Engine system, operating method and control strategy for aftertreatment thermal management

#78
20080314033
2008-12-25

Treatment of diesel engine exhaust

#79
20080028757
2008-02-07

Condenser in a Turbo-Compressor System and Method for Operating One Such System

#80
20070227128
2007-10-04

Diesel particulate filter performance using sonic particle agglomeration

#81
20070022744
2007-02-01

System and method for directing fluid flow

#82
20060288689
2006-12-28

Exhaust emission control device

#83
20060218904
2006-10-05

Diesel emissions control system and method

#84
20060201145
2006-09-14

Low emissions diesel system and method

#85
20060191412
2006-08-31

Filter service system and method

#86
20060159606
2006-07-20

Exhaust gas cleaning technique, and relevant system, and the chemical composition of the scrubbing fluid, particularly suited for motor vehicles

#87
20060150592
2006-07-13

Rotary filter type particulate removing device

#88
20060144236
2006-07-06

Electrostatic filtering and particle conversion in gaseous environments

#89
20050284142
2005-12-29

Diesel engine exhaust system

#90
20050241295
2005-11-03

Device and method for purification of exhaust gas in an internal combustion engine

#91
20050229564
2005-10-20

Exhaust gas treatment apparatus

#92
20050098042
2005-05-12

Filtering device at a controlled temperature

#93
20050081512
2005-04-21

Exhaust gas purification system

#94
20050022514
2005-02-03

Combustion control apparatus and method for internal combustion engine

#95
20050005773
2005-01-13

Arrangement for mounting electrical components to an aftertreatment filter