ClassID:

30452

B01D2255/915 - CPC Classification

Classification description:

Catalysts; Physical characteristics of catalysts Catalyst supported on particulate filters

Sub-classes:
Recent Application in this class:
#1
20260054257
2026-02-26

MONOLITHIC STRUCTURES AND METHODS OF USE THEREOF

#2
20260042061
2026-02-12

CATALYST BODY AND EXHAUST GAS AFTERTREATMENT SYSTEM

#3
20250243605
2025-07-31

METHOD FOR MANUFACTURING A PHOTOCATALYTIC MULTI-COMPONENT FIBER AND PHOTOCATALYTIC MULTI-COMPONENT FIBER

#4
20250214073
2025-07-03

METHOD FOR MANUFACTURING HIGH-EFFICIENCY DENITRATION CATALYSTS, METHOD FOR MODIFYING THE SURFACE OF PTFE FIBERS BY MIXING SOLID PARTICLES, AND METHOD FOR MANUFACTURING PTFE CATALYST FILTER

#5
20250154890
2025-05-15

Catalytic wall-flow filter

#6
20250032984
2025-01-30

CLOSE-COUPLED SCR SYSTEM

#7
20240344473
2024-10-17

PARTICULATE FILTER HAVING PARTIALLY COATED CATALYTIC LAYER

#8
20240280038
2024-08-22

Particulate filter

#9
20240116037
2024-04-11

SCRF COATINGS

#10
20240110499
2024-04-04

VALVE ARRANGEMENT FOR SPLIT-FLOW CLOSE-COUPLED CATALYST

#11
20240102410
2024-03-28

Method for producing gasoline particulate filter

#12
20240091692
2024-03-21

AIR PURIFICATION MODULE AND AIR PURIFICATION SYSTEM INCLUDING THE SAME

#13
20240035406
2024-02-01

Catalytic converter of vehicle

#14
20230321602
2023-10-12

CATALYTIC FILTERS FOR HYDROGENATION AND EMISSIONS CONTROL

#15
20230256417
2023-08-17

PHOTOCATALYST-ATTACHED FILTER AND PREPARING METHOD OF THE SAME

#16
20230037326
2023-02-09

Method for adaption of an exhaust treatment system

#17
20220362746
2022-11-17

Integrated filter material and preparation method and application thereof

#18
20220274060
2022-09-01

Catalytic converter

#19
20220241762
2022-08-04

Zeolite synthesis with alkaline earth metal

#20
20220220880
2022-07-14

Valve arrangement for split-flow close-coupled catalyst

#21
20220184594
2022-06-16

Method for coating exhaust gas purification catalyst filter with fixed amount of catalyst slurry

#22
20220065149
2022-03-03

EXHAUST GAS PURIFICATION SYSTEM WITH AIR INJECTION

#23
20220023783
2022-01-27

Nanofiber air filter medium with high adsorption performance and preparation method

#24
20210346880
2021-11-11

Honeycomb structure and exhaust gas purifying device

#25
20210346840
2021-11-11

Catalytic efficiency of flue gas filtration

#26
20210299610
2021-09-30

Honeycomb filter

#27
20210215079
2021-07-15

Exhaust gas aftertreatment system with a selective catalytic reduction catalyst member upstream of a particulate filter

#28
20210199039
2021-07-01

After treatment system for a vehicle

#29
20210197185
2021-07-01

Honeycomb bodies with multi-zoned honeycomb structures and co-extrusion manufacturing methods

#30
20210187429
2021-06-24

Filter bags comprising a porous membrane

#31
20210140394
2021-05-13

Low-pressure EGR system with turbo bypass

#32
20210140357
2021-05-13

Method for regulating exhaust emissions

#33
20210129080
2021-05-06

Catalytic efficiency of flue gas filtration

#34
20210087958
2021-03-25

Work vehicle including diesel particulate filter (DPF) regeneration control

#35
20210069691
2021-03-11

Ultrasound-assisted method for producing an SCR catalytic converter

#36
20200360908
2020-11-19

Zeolite synthesis with alkaline earth metal

#37
20200269181
2020-08-27

Filter bags comprising a porous membrane

#38
20200269180
2020-08-27

FILTER BAGS COMPRISING A POROUS MEMBRANE

#39
20200208557
2020-07-02

NOx ADSORBER CATALYST

#40
20200188849
2020-06-18

Method and system for the removal of noxious compounds from flue-gas using fabric filter bags with an SCR catalyst

#41
20200114342
2020-04-16

Zeolite synthesis with alkaline earth metal

#42
20200108376
2020-04-09

SCR catalyst

#43
20200086303
2020-03-19

Catalyst and method for preparing catalyst

#44
20200061635
2020-02-27

SCRIMLESS AND/OR ARAMID FILTER MEDIA

#45
20190368399
2019-12-05

Particle filter with SCR-active coating

#46
20190255485
2019-08-22

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

#47
20190247792
2019-08-15

Selective catalytic reduction filter for reducing nitrous oxide formation and methods of using the same

#48
20190234284
2019-08-01

ASSEMBLIES AND METHODS FOR REDUCING PARTICULATE MATTER, HYDROCARBONS, AND GASEOUS OXIDES FROM INTERNAL COMBUSTION ENGINE EXHAUST

#49
20190232223
2019-08-01

EXHAUST GAS TREATMENT APPARATUS

#50
20190226372
2019-07-25

SCR catalyst and exhaust gas cleaning system

#51
20190209966
2019-07-11

Gas-Permeable Structure with Chemically-Reactive Coating

#52
20190201825
2019-07-04

Method and apparatus for producing ceramic honeycomb filter

#53
20190168200
2019-06-06

Passive NOx adsorber

#54
20190168198
2019-06-06

Ammonia slip catalyst designed to be first in an SCR system

#55
20190162094
2019-05-30

Control reset and diagnostic to maintain tailpipe compliance

#56
20190134563
2019-05-09

Nanofiber augmented diesel particulate filters

#57
20190112994
2019-04-18

Methods and systems for a particulate filter

#58
20190078477
2019-03-14

Exhaust gas purifying device of internal combustion engine

#59
20190015783
2019-01-17

Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having The CHA Crystal Structure

#60
20190003363
2019-01-03

Apparatus and method for gaseous emissions treatment using induction heating with movable heat profile

#61
20180353948
2018-12-13

METHOD FOR PREPARING A CATALYZED FABRIC FILTER

#62
20180345218
2018-12-06

Hybrid binary catalysts, methods and uses thereof

#63
20180345217
2018-12-06

4-way hybrid binary catalysts, methods and uses thereof

#64
20180345190
2018-12-06

Catalytic filter material

#65
20180326372
2018-11-15

Method, apparatus and system for aftertreatment of exhaust gas comprising inline housing

#66
20180326340
2018-11-15

Honeycomb filter

#67
20180326339
2018-11-15

Honeycomb filter

#68
20180318804
2018-11-08

Highly active and thermally stable coated gasoline particulate filters

#69
20180273432
2018-09-27

Circumferential coating material, circumferential coated honeycomb structure

#70
20180250665
2018-09-06

Method for preparing a catalyst-containing ceramic filter for off-gas or exhaust gas cleaning

#71
20180230886
2018-08-16

ASSEMBLIES AND METHODS FOR REDUCING PARTICULATE MATTER, HYDROCARBONS, AND GASEOUS OXIDES FROM INTERNAL COMBUSTION ENGINE EXHAUST

#72
20180230883
2018-08-16

Dual stage internal combustion engine aftertreatment system using exhaust gas intercooling and charger driven air ejector

#73
20180221860
2018-08-09

Exhaust system without a DOC having an ASC acting as a DOC in a system with an SCR catalyst before the ASC

#74
20180214810
2018-08-02

Plugged honeycomb structure

#75
20180209321
2018-07-26

EXHAUST PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE

#76
20180185826
2018-07-05

METHOD FOR PRODUCING EXHAUST GAS PURIFYING FILTER, EXHAUST GAS PURIFYING FILTER, AND EXHAUST GAS PURIFICATION DEVICE

#77
20180185789
2018-07-05

Induction heating apparatus and methods

#78
20180149055
2018-05-31

DEVICE FOR PURIFYING EXHAUST GAS

#79
20180133702
2018-05-17

Cu/LTA catalyst and exhaust system, and manufacturing method of cu/LTA catalyst

#80
20180133652
2018-05-17

Devices for purifying exhaust gas

#81
20180127312
2018-05-10

Method and apparatus for producing cement clinker

#82
20180117573
2018-05-03

LTA catalysts having extra-framework iron and/or manganese for treating exhaust gas

#83
20180093259
2018-04-05

Zeolite synthesis with alkaline earth metal

#84
20180087426
2018-03-29

System for regulating exhaust emissions

#85
20180028975
2018-02-01

EXHAUST GAS PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE, INTERNAL COMBUSTION ENGINE, AND EXHAUST GAS PURIFICATION METHOD FOR INTERNAL COMBUSTION ENGINE

#86
20180023436
2018-01-25

Exhaust gas purification device for internal combustion engine

#87
20180008965
2018-01-11

Catalyzed ceramic candle filter and method of cleaning process off- or exhaust gases

#88
20170362978
2017-12-21

Apparatus for purifying exhaust gas

#89
20170356317
2017-12-14

NOx adsorber catalyst

#90
20170341026
2017-11-30

Vanadium Catalysts for High Engine-Out NO2 Systems

#91
20170320046
2017-11-09

NOadsorber catalyst

#92
20170320013
2017-11-09

CATALYZED FILTRATION MEDIA WITH HIGH SURFACE AREA MATERIAL AND METHOD FOR MAKING THE SAME

#93
20170291162
2017-10-12

Oxidation catalyst for diesel engines

#94
20170291133
2017-10-12

Porous alpha-SiC-containing shaped body having a contiguous open pore structure

#95
20170282164
2017-10-05

Honeycomb structure

#96
20170276047
2017-09-28

Heater and honeycomb structure including heater

#97
20170274366
2017-09-28

Honeycomb structure

#98
20170274320
2017-09-28

HONEYCOMB FILTER

#99
20170232429
2017-08-17

Honeycomb structure

#100
20170232428
2017-08-17

Catalyst and method for preparing catalyst

#101
20170208855
2017-07-27

Supported catalyst particles for oxidizing carbon monoxide

#102
20170203282
2017-07-20

Noble metal-free catalyst compositions

#103
20170198619
2017-07-13

System and method for regulating exhaust emissions

#104
20170197170
2017-07-13

DEFECT TOLERANT HONEYCOMB STRUCTURES

#105
20170191399
2017-07-06

Integrated exhaust treatment device having compact configuration

#106
20170165610
2017-06-15

CATALYZED PARTICULATE FILTER

#107
20170157596
2017-06-08

Exhaust gas purifying catalyst, exhaust gas purification device and filter, and method for producing said catalyst

#108
20170128874
2017-05-11

Plugged honeycomb structure

#109
20170122158
2017-05-04

Diesel particulate filter coated with selective catalytic reduction and exhaust gas aftertreatment system including the same

#110
20170100699
2017-04-13

Porous catalyst washcoats

#111
20170095805
2017-04-06

Passive NOadsorber

#112
20170095798
2017-04-06

Exhaust gas purification device

#113
20170087513
2017-03-30

Catalytic filter having a soot catalyst and an SCR catalyst

#114
20170087512
2017-03-30

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

#115
20170082005
2017-03-23

Exhaust gas purifying device

#116
20170080388
2017-03-23

GASOLINE ENGINE WITH AN EXHAUST SYSTEM FOR COMBUSTING PARTICULATE MATTER

#117
20170072364
2017-03-16

NOx TRAP COMPOSITION

#118
20170044066
2017-02-16

Honeycomb structure comprising a cement skin composition with crystalline inorganic fibrous material

#119
20170037760
2017-02-09

Cordierite-type ceramic honeycomb structure and its production method

#120
20170036153
2017-02-09

Particulate filter provided with catalyst and method for manufacturing said filter

#121
20170022868
2017-01-26

Apparatus and method for gaseous emissions treatment with enhanced catalyst distribution

#122
20170016367
2017-01-19

Glass catalyst compositions for improved hydrothermal durability

#123
20170014763
2017-01-19

Apparatus and method for gaseous emissions treatment with induction heating of loop conductors

#124
20160376200
2016-12-29

Composition for improved manufacture of substrates

#125
20160367974
2016-12-22

Exhaust system without a DOC having an ASC acting as a DOC in a system with an SCR catalyst before the ASC

#126
20160367973
2016-12-22

Ammonia slip catalyst designed to be first in an SCR system

#127
20160354724
2016-12-08

System for the purification of exhaust gas from an internal combustion engine

#128
20160347657
2016-12-01

Method for denitrification of bypass exhaust gases in a plant for producing cement clinker

#129
20160346732
2016-12-01

Method of controlling a multi selective catalytic reduction system

#130
20160339389
2016-11-24

Diesel oxidation catalyst and use thereof in diesel and advanced combustion diesel engine systems

#131
20160326928
2016-11-10

System and method of isolating component failures in an exhaust aftertreatment system

#132
20160288103
2016-10-06

Oxidation catalyst, method for preparing same, and filter for exhaust gas purification comprising same

#133
20160281563
2016-09-29

EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE AND METHOD FOR OPERATING AN EXHAUST SYSTEM

#134
20160250577
2016-09-01

Cordierite-type ceramic honeycomb structure and its production method

#135
20160228818
2016-08-11

Three-way catalyst and its use in exhaust systems

#136
20160214095
2016-07-28

OXIDATION CATALYST FOR EXHAUST GAS PURIFICATION, CATALYST STRUCTURE FOR EXHAUST GAS PURIFICATION, AND METHOD FOR PURIFYING EXHAUST GAS USING CATALYST STRUCTURE

#137
20160166990
2016-06-16

CLOSE-COUPLED SCR SYSTEM

#138
20160107941
2016-04-21

METHOD FOR IMPREGNATING A POROUS BODY BY A SUSPENSION AND INSTALLATION FOR IMPLEMENTING SAME

#139
20160067653
2016-03-10

Honeycomb filter

#140
20160045866
2016-02-18

DEVICE OF DEODORIZING AND MINIMIZING VOC IN EXHAUST GAS WITH PHOTOCATALYST

#141
20160030885
2016-02-04

SYSTEMS AND METHODS FOR DIESEL OXIDATION CATALYST WITH DECREASED SO3 EMISSIONS

#142
20160008760
2016-01-14

Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same

#143
20150298059
2015-10-22

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

#144
20150290625
2015-10-15

Mixed metal oxidic nano sheets coated monolithic catalysts useful for the decomposition of toxic NO and a process for the preparation thereof

#145
20150224486
2015-08-13

Zeolite promoted V/TiW catalysts

#146
20150224478
2015-08-13

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

#147
20150118134
2015-04-30

Method and system for the purification of exhaust gas from an internal combustion engine

#148
20140294689
2014-10-02

Honeycomb structure and method for manufacturing the same

#149
20140271435
2014-09-18

Catalysed filter based on biosoluble fibers

#150
20140255262
2014-09-11

Porous catalyst washcoats

#151
20140090374
2014-04-03

EXHAUST AFTERTREATMENT SYSTEM AND METHOD

#152
20130287659
2013-10-31

COMBINED HYDROCARBON TRAP AND CATALYST

#153
20130287658
2013-10-31

NOx TRAP COMPOSITION

#154
20130171036
2013-07-04

Exhaust gas purification filter, and method for producing same

#155
20130095997
2013-04-18

Method for producing catalyst composition, catalyst composition, diesel particulate filter using the same, and exhaust gas purification system

#156
20130089472
2013-04-11

Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same

#157
20130084217
2013-04-04

Diesel Particulate Filter system

#158
20130028805
2013-01-31

EXHAUST GAS PURIFICATION DEVICE

#159
20120321537
2012-12-20

Coating method and device

#160
20120118302
2012-05-17

Method for making a cigarette

#161
20110300042
2011-12-08

Methods utilizing non-zeolitic metal-containing molecular sieves having the CHA crystal structure

#162
20110300028
2011-12-08

Systems utilizing non-zeolitic metal-containing molecular sieves having the CHA crystal structure

#163
20110283680
2011-11-24

Method for purification of exhaust gas from a diesel engine

#164
20110232266
2011-09-29

GASOLINE ENGINE WITH AN EXHAUST SYSTEM FOR COMBUSTING PARTICULATE MATTER

#165
20110185711
2011-08-04

TEXTURED PARTICULATE FILTER FOR CATALYTIC APPLICATIONS

#166
20110120089
2011-05-26

Exhaust particulate management for gasoline-fueled engines

#167
20110064632
2011-03-17

Staged Catalyst System and Method of Using the Same

#168
20110038771
2011-02-17

Particulate Air Filter With Ozone Catalyst and Methods of Manufacture and Use

#169
20110011067
2011-01-20

Ash filter, exhaust gas treatment system incorporating the same and method of using the same

#170
20100269491
2010-10-28

Partial filter substrates containing SCR catalysts and methods and emissions treatment systems

#171
20100257847
2010-10-14

Exhaust purification system of internal combustion engine

#172
20100183490
2010-07-22

Diesel oxidation catalyst and use thereof in diesel and advanced combustion diesel engine systems

#173
20100122527
2010-05-20

Exhaust gas purification apparatus for internal combustion engine

#174
20090199546
2009-08-13

Device for reducing dibenzodioxin emissions, dibenzofuran emissions and particle emissions

#175
20090196812
2009-08-06

Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure

#176
20090188236
2009-07-30

Exhaust gas purifying device

#177
20090151341
2009-06-18

APPARATUS FOR REDUCING NITROGEN OXIDE CONTAINED IN EXHAUST GAS

#178
20080196396
2008-08-21

Catalyst and method for purification of diesel engine exhaust gas

#179
20080016848
2008-01-24

Exhaust System For An Internal Combustion Engine, and Method For Operating Such An Exhaust System

#180
20070277513
2007-12-06

Exhaust Purification System of Internal Combustion Engine

#181
20070163612
2007-07-19

Supports catalyst for the combustion of carbon monoxide formed during smoking

#182
20060236684
2006-10-26

Diesel particulate matter reduction system

#183
20060154817
2006-07-13

Substrate for exhaust-gas purifying filter catalyst

#184
20060059900
2006-03-23

Exhaust gas purification system

#185
20050031513
2005-02-10

Gasoline engine with an exhaust system for combusting particulate matter

#186
20050002843
2005-01-06

Catalytic process for nitrogen oxides reduction by multi-injection and use thereof

#187
18549174
2024-01-09

Pollutant abatement device of an internal combustion engine and pollutant abatement system comprising the device

#188
15972572
2019-09-10

Method to power multiple electric heaters with a single power source