Patents-Review.com
ClassID:

137988 ⎘

F01N2240/38 - CPC Classification

Classification description:

Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes or , one of the devices being an ozone (O) generator, e.g. for adding ozone after generation of ozone from air

Recent Application in this class:
#1
20240392711
2024-11-28

SYSTEM AND METHOD FOR REDUCING INTERNAL COMBUSTION ENGINE EMISSIONS

 #2
20240309790
2024-09-19

Purification system

 #3
20220290599
2022-09-15

Exhaust gas treatment system with improved low temperature performance

 #4
20220243626
2022-08-04

Use of ozone with LNT and MnOcatalyst for the treatment of residual pollutant for the exhaust gas of an internal engine combustion

 #5
20220054974
2022-02-24

EXHAUST TREATMENT SYSTEM AND METHOD

 #6
20210404355
2021-12-30

EXHAUST TREATMENT SYSTEM AND METHOD

 #7
20210372308
2021-12-02

EXHAUST GAS TREATMENT SYSTEM AND METHOD

 #8
20210372306
2021-12-02

ENGINE EXHAUST DUST REMOVAL SYSTEM AND METHOD

 #9
20210372305
2021-12-02

METHOD AND SYSTEM FOR REMOVING DUST FROM EXHAUST GAS OF ENGINE

 #10
20210310387
2021-10-07

EXHAUST GAS TREATMENT SYSTEM AND METHOD

 #11
20190383189
2019-12-19

EXHAUST GAS TREATMENT SYSTEM WITH IMPROVED LOW TEMPERATURE PERFORMANCE

 #12
20190048770
2019-02-14

Non-thermal plasma/ozone-assisted catalytic system and use in exhaust systems

 #13
20180306086
2018-10-25

Exhaust gas control apparatus and control method for exhaust gas control apparatus

 #14
20180171850
2018-06-21

Increased NOconversion by ozone introduction

 #15
20170159526
2017-06-08

APPARATUS AND METHOD FOR PRODUCING AMMONIA FOR EXHAUST GAS AFTERTREATMENT

 #16
20160114287
2016-04-28

Exhaust purification system

 #17
20160084130
2016-03-24

Reducing agent supplying device

 #18
20150369102
2015-12-24

Reducing agent supplying device

 #19
20150360177
2015-12-17

Exhaust gas purification system and ozone generator

 #20
20150211402
2015-07-30

Reducing agent supplying device

 #21
20150211400
2015-07-30

Reducing agent supplying device

 #22
20150167518
2015-06-18

Exhaust purification device for internal combustion engine

 #23
20150044116
2015-02-12

Method for removing contaminants from exhaust gases

 #24
20140286827
2014-09-25

Exhaust gas purifier

 #25
20140260208
2014-09-18

Exhaust gas purifier

 #26
20140000246
2014-01-02

Exhaust gas purification device

 #27
20130103254
2013-04-25

Ozone converting catalyst fault identification systems and methods

 #28
20120216511
2012-08-30

INSTANTANEOUS NEUTRALIZATION AND PURIFICATION DEVICE FOR SMOKE AND EXHAUST GAS DISCHARGED FROM AUTOMOBILE

 #29
20110120105
2011-05-26

ENGINE WASTE GAS TREATMENT METHOD AND APPARATUS

 #30
20100313552
2010-12-16

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

 #31
20100281856
2010-11-11

Device for purification of exhaust gas

 #32
20100275586
2010-11-04

DEVICE FOR CLEANING EXHAUST GAS OF INTERNAL COMBUSTION ENGINE

 #33
20100221164
2010-09-02

NOemission control system for hydrocarbon fueled power source

 #34
20100132337
2010-06-03

EXHAUST GAS PURIFICATION DEVICE FOR INTERNAL COMBUSTION ENGINE

 #35
20100064669
2010-03-18

Oproduction apparatus and exhaust gas purification system for internal combustion engine

 #36
20100058742
2010-03-11

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

 #37
20100043406
2010-02-25

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

 #38
20100024398
2010-02-04

EXHAUST EMISSION CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

 #39
20090308060
2009-12-17

Process for purifying exhaust gases and apparatus for purifying exhaust gases

 #40
20090272100
2009-11-05

Exhaust purification device of internal combustion engine

 #41
20090235648
2009-09-24

Device and method for controlling internal combustion engine

 #42
20090184050
2009-07-23

Systems and methods for watercraft having marine environment enhancement capability

 #43
20090120074
2009-05-14

Exhaust purifying system for internal combustion engine

 #44
20090120070
2009-05-14

Exhaust cleaner for internal combustion engine

 #45
20090064664
2009-03-12

Device for Cleaning Exhaust Gas of Internal Combustion Engine

 #46
20090019844
2009-01-22

Exhaust gas purification system utilizing ozone

 #47
20060283175
2006-12-21

Continuous reforming of diesel fuel for NOx reduction

 #48
20060162297
2006-07-27

Method for the post-treatment of exhaust gases and device therefor

 #49
20060005531
2006-01-12

System for exhaust gas treatment comprising a gas ionizing system with ionized air injection

 #50
20050241295
2005-11-03

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

 #51
20050100488
2005-05-12

Method and apparatus for using hydroxyl to reduce pollutants in the exhaust gases from the combustion of a fuel