ClassID:

30435

B01D2255/902 - CPC Classification

Classification description:

Catalysts; Physical characteristics of catalysts Multilayered catalyst

Sub-classes:
Recent Application in this class:
#1
20230191373
2023-06-22

A catalyst for CO2 capture and conversion coupling with biomass oxidation, a preparation method therefor and an application thereof

#2
20230191325
2023-06-22

A PROCESS FOR THE REMOVAL OF NOX AND DINITROGEN OXIDE IN PROCESS OFF-GAS

#3
20220274059
2022-09-01

Catalyst arrangement deciding method for flue gas denitrizer, maintenance method for flue gas denitrizer, flue gas denitrizer, boiler, and power generation plant

#4
20220220878
2022-07-14

Crossflow PNA-SCR aftertreatment device

#5
20220203336
2022-06-30

Exhaust gas treatment system for ultra low NOx and cold start

#6
20210277815
2021-09-09

Crossflow PNA-SCR aftertreatment device

#7
20210148272
2021-05-20

Catalyst unit and exhaust structure of engine including same

#8
20200368684
2020-11-26

Process for the removal of dinitrogen oxide in process off-gas

#9
20200300140
2020-09-24

SELECTIVE CATALYTIC REDUCTION SYSTEM AND A METHOD FOR NOx REDUCTION

#10
20200215484
2020-07-09

Catalytic converter for treating exhaust gases

#11
20190358616
2019-11-28

Oxidation catalyst for internal combustion engine exhaust gas treatment

#12
20190351397
2019-11-21

Hydrocarbon trap catalyst

#13
20190299159
2019-10-03

OXIDATION CATALYST FOR A DIESEL ENGINE EXHAUST

#14
20190262772
2019-08-29

Diesel oxidation catalyst and exhaust system

#15
20190255485
2019-08-22

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#16
20190201844
2019-07-04

Oxidation catalyst for a diesel engine exhaust

#17
20190170042
2019-06-06

Selective catalytic reduction articles and systems

#18
20190111388
2019-04-18

Catalytic reactor and ship provided with same

#19
20180353903
2018-12-13

Diesel oxidation catalyst and exhaust system

#20
20180353902
2018-12-13

Diesel oxidation catalyst and exhaust system

#21
20180250632
2018-09-06

Method for the removal of nitrogen oxides from exhaust gas by selective catalytic reduction in presence of an SCR catalyst comprising a Fe-AEI zeolithic material essentially free of alkali metal

#22
20180236401
2018-08-23

Exhaust gas purifying catalyst

#23
20180221857
2018-08-09

Catalytic module

#24
20180111089
2018-04-26

Multifunctional filters for diesel emission control

#25
20180104677
2018-04-19

Oxidation catalyst for internal combustion engine exhaust gas treatment

#26
20180078898
2018-03-22

Oxidation catalyst for hydrocarbons produced by an internal combustion engine

#27
20180065085
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#28
20180065084
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#29
20180056278
2018-03-01

Oxidation catalyst for a diesel engine exhaust

#30
20170356317
2017-12-14

NOx adsorber catalyst

#31
20170320046
2017-11-09

NOadsorber catalyst

#32
20170297004
2017-10-19

Exhaust gas-purifying catalyst

#33
20170157602
2017-06-08

Method of making a particulate filter carry a catalyst

#34
20170151532
2017-06-01

Diesel oxidation catalyst having a capture region for exhaust gas impurities

#35
20170106337
2017-04-20

Oxidation catalyst for a diesel engine exhaust

#36
20170087512
2017-03-30

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#37
20160367943
2016-12-22

Exhaust gas purifier

#38
20160199815
2016-07-14

Exhaust cleaning catalyst

#39
20160121267
2016-05-05

Three-way catalytic converter

#40
20160107145
2016-04-21

Photocatalyst material

#41
20160067690
2016-03-10

Exhaust gas purification catalyst and production method thereof

#42
20160045867
2016-02-18

ZONE COATED CATALYTIC SUBSTRATES WITH PASSIVE NOX ADSORPTION ZONES

#43
20160038874
2016-02-11

THREE WAY CATALYTIC CONVERTER USING HYBRID CATALYTIC PARTICLES

#44
20160001221
2016-01-07

Composite oxygen transport membrane

#45
20150352533
2015-12-10

Base metal activated rhodium coatings for catalysts in three-way catalyst (TWC) applications

#46
20150352532
2015-12-10

Three-way catalyst systems including Fe-activated Rh and Ba-Pd material compositions

#47
20150352531
2015-12-10

Rhodium-iron catalysts

#48
20150352524
2015-12-10

Catalytic converter

#49
20150352494
2015-12-10

Three-way catalyst systems including Nb—Zr—Al-mixed oxide supports, Ba—Pd, and Rh—Fe material compositions

#50
20150298059
2015-10-22

Catalysed soot filter for treating the exhaust gas of a compression ignition engine

#51
20150231617
2015-08-20

Fe-SAPO-34 CATALYST FOR USE IN NOX REDUCTION AND METHOD OF MAKING

#52
20150224478
2015-08-13

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#53
20150202611
2015-07-23

Diesel oxidation catalyst and exhaust system

#54
20150202604
2015-07-23

Oxidation catalyst for internal combustion engine exhaust gas treatment

#55
20150202600
2015-07-23

Diesel oxidation catalyst and exhaust system

#56
20150202572
2015-07-23

Diesel oxidation catalyst and exhaust system

#57
20140311346
2014-10-23

Composite oxygen transport membrane

#58
20140219894
2014-08-07

Device and method for gas treatment using non-thermal plasma and catalyst medium

#59
20140150410
2014-06-05

Ammonia gas generator for producing ammonia in order to reduce nitrogen oxides in exhaust gases

#60
20140147359
2014-05-29

Catalysed soot filter for treating the exhaust gas of a compression ignition engine

#61
20140147356
2014-05-29

Ammonia gas generator and method for producing ammonia in order to reduce nitrogen oxides in exhaust gases

#62
20140140911
2014-05-22

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

#63
20140127100
2014-05-08

Method for the production of ammonia from an ammonia precursor substance in order to reduce nitrogen oxides in exhaust gases

#64
20140031197
2014-01-30

Catalyst materials

#65
20130156978
2013-06-20

Composite oxygen transport membrane

#66
20130089481
2013-04-11

Oxidation catalyst for internal combustion engine exhaust gas treatment

#67
20120240561
2012-09-27

EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE

#68
20120040824
2012-02-16

Exhaust gas-purifying catalyst

#69
20110305614
2011-12-15

Cu-CHA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOin gas streams

#70
20110237429
2011-09-29

Exhaust gas purification catalyst

#71
20110177939
2011-07-21

Exhaust gas purifying catalyst

#72
20110123421
2011-05-26

Zoned catalyzed soot filter

#73
20110027138
2011-02-03

Photocatalytic device with mixed photocatalyst/silica structure

#74
20100150790
2010-06-17

Catalyzing Lean NOx Filter and Method of Using Same

#75
20090209408
2009-08-20

Exhaust Gas-Purifying Catalyst

#76
20090149322
2009-06-11

EXHAUST GAS-PURIFYING CATALYST

#77
20090099011
2009-04-16

Catalyst for Emission Gas Purification

#78
20080292519
2008-11-27

Bifunctional catalysts for selective ammonia oxidation

#79
20080261801
2008-10-23

Methods of Regenerating a Nox Absorbent

#80
20080241032
2008-10-02

Catalyzing Lean NOx Filter and Method of Using Same

#81
20080125313
2008-05-29

Engine Exhaust Catalysts Containing Palladium-Gold

#82
20080096759
2008-04-24

Exhaust-gas-purifying catalyst

#83
20080075646
2008-03-27

Structured automotive catalyst with improved thermal ageing stability

#84
20070241033
2007-10-18

Hydrocarbon processing devices and systems for engines and combustion equipment

#85
20070129246
2007-06-07

Exhaust gas purifying catalyst and production process thereof

#86
20060228274
2006-10-12

Exhaust gas purifying apparatus

#87
20050129589
2005-06-16

Multi-layered photocatalyst/thermocatalyst for improving indoor air quality

#88
20050037921
2005-02-17

Catalyst and method of making the same