ClassID:

138204

F01N2570/145 - CPC Classification

Classification description:

Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds; Nitrogen oxides Dinitrogen oxide

Recent Application in this class:
#1
20260015958
2026-01-15

EXHAUST GAS AFTERTREATMENT SYSTEM IN AN EXHAUST GAS SYSTEM OF AN AMMONIA COMBUSTION ENGINE, METHOD AND USE THEREOF

#2
20240360780
2024-10-31

DOSING MODULE FOR USE IN AFTERTREATMENT SYSTEMS FOR INTERNAL COMBUSTION ENGINES

#3
20240075427
2024-03-07

Catalytic system and method for the removal of HCN from off-gases of a fluid cracking unit using same, and FCC unit assembly including the catalytic system

#4
20220362753
2022-11-17

Catalytic composition

#5
20220281752
2022-09-08

JMZ-12, a disordered AEI/CHA family of zeolites, its synthesis and use

#6
20220176350
2022-06-09

DENITRATION CATALYST AND METHOD FOR PRODUCING SAME

#7
20210131327
2021-05-06

Dosing module for use in aftertreatment systems for internal combustion engines

#8
20210069691
2021-03-11

Ultrasound-assisted method for producing an SCR catalytic converter

#9
20190299161
2019-10-03

Passive NOx adsorber

#10
20190153921
2019-05-23

Ruthenium impregnated ceria catalyst

#11
20180274425
2018-09-27

Photocatalytic device and method for the reduction of exhaust emissions

#12
20180078898
2018-03-22

Oxidation catalyst for hydrocarbons produced by an internal combustion engine

#13
20170138245
2017-05-18

Deterioration diagnosis apparatus for exhaust gas purification apparatus

#14
20160341091
2016-11-24

Emissions reduction system

#15
20160341089
2016-11-24

Systems and methods for control of engine NOx emissions using liquid and dry reductant sources

#16
20160326930
2016-11-10

Exhaust purification system for internal combustion engine

#17
20160237929
2016-08-18

System and method for operation of an internal combustion engine

#18
20160222901
2016-08-04

Reduction of NO in the exhaust gas of lean-burn petrol engines

#19
20150121855
2015-05-07

Gaseous reductant delivery devices and systems

#20
20150113966
2015-04-30

Aftertreatment systems with reduced NO generation

#21
20150113964
2015-04-30

Systems and methods for control of engine NOx emissions using liquid and dry reductant sources

#22
20150093311
2015-04-02

Exhaust aftertreatment system and method pertaining to such a system

#23
20150013310
2015-01-15

Emission control system including an oxidation catalyst and selective catalytic reduction catalyst

#24
20130028818
2013-01-31

Method of depleting nitrous oxide in exhaust gas after-treatment for lean-burn engines

#25
20120192548
2012-08-02

System and method for monitoring reductant quality

#26
20120073273
2012-03-29

Exhaust purification system of internal combustion engine

#27
20110209462
2011-09-01

Exhaust purification system of internal combustion engine

#28
20110203260
2011-08-25

EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE

#29
20100281853
2010-11-11

Method of estimating quantity of NO produced in ammonia oxidation catalyst and exhaust gas purification system for internal combustion engine

#30
20100223914
2010-09-09

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

#31
20080178575
2008-07-31

System and method for monitoring reductant quality

#32
20060196175
2006-09-07

NOx adsorber and method of regenerating same