ClassID:

137826

F01N3/0828 - CPC Classification

Classification description:

Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances

Sub-classes:
Recent Application in this class:
#1
20250186968
2025-06-12

ADSORBENT, ITS PREPARATION AND USE

#2
20240318588
2024-09-26

Exhaust gas system for purifying exhaust gases of gasoline engine

#3
20230049498
2023-02-16

HYDROCARBON ADSORBENT

#4
20230003150
2023-01-05

Lean NOtrap plus low temperature NOadsorber system for low temperature NOtrapping

#5
20220362753
2022-11-17

Catalytic composition

#6
20220282679
2022-09-08

Apparatus and method for controlling a vehicle action

#7
20220161226
2022-05-26

Hydrocarbon adsorption and desorption complex comprising zeolite with controlled cation ratio and preparation method therefor

#8
20210300777
2021-09-30

Precipitated calcium carbonate for reducing emissions of volatile organic compounds

#9
20210131334
2021-05-06

Coolant control valve

#10
20200391155
2020-12-17

Exhaust gas treatment system

#11
20200102875
2020-04-02

EXHAUST GAS PURIFICATION DEVICE

#12
20190247787
2019-08-15

DEVICE FOR THE PRODUCTION OF WATER ON BOARD A VEHICLE AND METHOD TO CONTROL SAID DEVICE

#13
20180228209
2018-08-16

Graphene adsorbing material, preparation method therefor and application thereof, and cigarette filter tip and cigarette

#14
20170151532
2017-06-01

Diesel oxidation catalyst having a capture region for exhaust gas impurities

#15
20160290203
2016-10-06

SELECTIVE CATALYTIC REDUCTION POLLUTION-CONTROL SYSTEM

#16
20160265461
2016-09-15

Failure diagnosis device of emission control system

#17
20160155922
2016-06-02

Thermoelectric generator sleeve for a catalytic converter

#18
20160102589
2016-04-14

Vehicle air purifying apparatus for simultaneously reducing harmful gas and particles

#19
20150337707
2015-11-26

Abnormality diagnosis apparatus for exhaust gas purification apparatus

#20
20150290587
2015-10-15

Exhaust gas purification apparatus for internal combustion engine

#21
20150132205
2015-05-14

Exhaust-gas aftertreatment device for an internal combustion engine, and method for heating an exhaust-gas aftertreatment device

#22
20140186245
2014-07-03

Exhaust system for a lean-burn IC engine comprising a PGM component and a SCR catalyst

#23
20140060011
2014-03-06

METHOD, SYSTEM, AND DEVICE FOR DECONTAMINATING POLLUTED COMBUSTION GAS USING VOLCANIC ROCK

#24
20110239633
2011-10-06

EXHAUST EMISSION PURIFYING APPARATUS

#25
20110209462
2011-09-01

Exhaust purification system of internal combustion engine

#26
20110138876
2011-06-16

Method and device for determining an oxygen storage capacity of a catalytic converter of an internal combustion engine and method and device for determining a dynamic time duration for exhaust probes of an internal combustion engine

#27
20110138777
2011-06-16

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

#28
20100058746
2010-03-11

Catalytic activated diesel particle filter with ammonia trap effect

#29
20090272105
2009-11-05

Apparatus, system, and method for reducing NOemissions on an SCR catalyst

#30
20090151323
2009-06-18

METHOD AND DEVICE FOR OPERATING AN EXHAUST-GAS AFTER-TREATMENT SYSTEM

#31
20090126344
2009-05-21

Method and device for determining an oxygen storage capacity of a catalytic converter of an internal combustion engine and method and device for determining a dynamic time duration for exhaust probes of an internal combustion engine

#32
20070129244
2007-06-07

Exhaust gas purification apparatus for an internal combustion engine and a catalyst for purifying exhaust gas

#33
20070095053
2007-05-03

Method and apparatus for emissions trap regeneration

#34
20070062489
2007-03-22

Controller of an internal combustion engine

#35
20070014705
2007-01-18

High phosphorous poisoning resistant catalysts for treating automobile exhaust

#36
20060213187
2006-09-28

System and method of NOabatement

#37
20060032215
2006-02-16

Method for the control of the supplied air/fuel ratio of an internal combustion engine

#38
20050166579
2005-08-04

Exhaust gas purifying apparatus for internal combustion engine

#39
20050076637
2005-04-14

Process for heating a catalytic converter and/or particle filter mounted in an exhaust system of a diesel internal combustion engine of a vehicle, a motor vehicle in particular, to a desulfation and/or decarbonization temperature and a catalytic converter, a nitric oxide storage catalytic converter in particular, for exhaust systems of internal combustion engines

#40
18538639
2024-12-03

Exhaust system with a dehydration subsystem upstream of carbon capture media