ClassID:

29526

B01D46/2418 - CPC Classification

Classification description:

Filters or filtering processes specially modified for separating dispersed particles from gases or vapours; Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element Honeycomb filters

Sub-classes:
Recent Application in this class:
#1
20250381523
2025-12-18

WALL-FLOW FILTER AND METHODS FOR INHIBITING RELEASE OF VERY FINE NANO-PARTICLES IN EXHAUST EMISSIONS

#2
20250353357
2025-11-20

VEHICLE HUMIDITY CONTROLLING SYSTEM

#3
20250237161
2025-07-24

EXHAUST TREATMENT METHOD AND APPARATUS HAVING PARTICULATE FILTERS AND SCR

#4
20250205627
2025-06-26

REINFORCED EXHAUST TREATMENT ARTICLE, EXHAUST LINE, AND METHODS

#5
20250034052
2025-01-30

METHODS OF MAKING HONEYCOMB BODIES HAVING INORGANIC FILTRATION DEPOSITS

#6
20240424437
2024-12-26

VEHICLE AIR CONDITIONING SYSTEM

#7
20240408566
2024-12-12

COMPOSITION AND METHODS FOR MAKING GLASS CERAMIC POROUS STRUCTURES

#8
20240400465
2024-12-05

METHODS OF MAKING HONEYCOMB BODIES HAVING INORGANIC FILTRATION DEPOSITS

#9
20240359359
2024-10-31

METHODS OF PLUGGING A HONEYCOMB BODY AND MASK LAYERS THEREOF

#10
20240342654
2024-10-17

PARTICULATE FILTER

#11
20240299922
2024-09-12

CATALYTICALLY ACTIVE PARTICULATE FILTER BODY AND METHOD OF MAKING

#12
20240280038
2024-08-22

Particulate filter

#13
20240261715
2024-08-08

CERAMIC HONEYCOMB FILTER

#14
20240159174
2024-05-16

Exhaust treatment method and apparatus having particulate filters and SCR

#15
20230393522
2023-12-07

Minute-particle trapping device and image forming apparatus

#16
20230096552
2023-03-30

Honeycomb body with a cutout portion and method of manufacturing same

#17
20230061436
2023-03-02

Reinforced exhaust treatment article, exhaust line, and methods

#18
20220362797
2022-11-17

Apparatus and method for coating substrates with washcoats

#19
20220362755
2022-11-17

WRAPPED GREEN BODY CARRIER

#20
20220325645
2022-10-13

High-filtration efficiency wall-flow filter

#21
20220306546
2022-09-29

METHOD FOR MANUFACTURING PILLAR-SHAPED HONEYCOMB FIRED BODY

#22
20220297092
2022-09-22

POROUS COMPOSITE

#23
20220275740
2022-09-01

Heat exchange member, heat exchanger and heat conductive member

#24
20220195901
2022-06-23

Particle filter assembly for a motor vehicle, motor vehicle, and method for regenerating a particle filter

#25
20220193593
2022-06-23

Ceramic honeycomb filter

#26
20220184591
2022-06-16

Particulate filter

#27
20220176587
2022-06-09

METHODS OF PLUGGING A HONEYCOMB BODY AND MASK LAYERS THEREOF

#28
20220033318
2022-02-03

Methods of making plugged honeycomb bodies with cement patties

#29
20220001576
2022-01-06

Skin-forming die and honeycomb extrusion die

#30
20210370216
2021-12-02

Ceramic honeycomb bodies, honeycomb extrusion dies, and methods of making ceramic honeycomb bodies

#31
20210362370
2021-11-25

Multi-wall thickness, thin-walled honeycomb bodies, and extrusion dies and methods therefor

#32
20210354071
2021-11-18

Methods of making honeycomb bodies having inorganic filtration deposits

#33
20210347702
2021-11-11

METHODS OF MAKING HONEYCOMB BODIES HAVING INORGANIC FILTRATION DEPOSITS

#34
20210346832
2021-11-11

AIR FILTERS COMPRISING METAL-CONTAINING POLYMERIC SORBENTS

#35
20210299909
2021-09-30

Methods and apparatus for plugging cells of ceramic structures and honeycomb filters

#36
20210276200
2021-09-09

Scraping device for joining material and method for manufacturing segment joint body

#37
20210270164
2021-09-02

Road-transportable genset emissions reduction system

#38
20210262376
2021-08-26

System and method for detecting defects in a honeycomb body

#39
20210239018
2021-08-05

Coated wall-flow filter

#40
20210207509
2021-07-08

Methods and apparatus for plugging cells of ceramic structures and honeycomb filters

#41
20210197105
2021-07-01

METHODS OF MAKING HONEYCOMB BODIES HAVING INORGANIC FILTRATION DEPOSITS

#42
20210179501
2021-06-17

Methods of making honeycomb bodies having inorganic filtration deposits

#43
20210108396
2021-04-15

Mobile Atmospheric Water Generation System

#44
20210077989
2021-03-18

Honeycomb bodies with improved skin CTE and isostatic strength and methods of making the same

#45
20210063962
2021-03-04

Image forming apparatus with particle collector

#46
20210060466
2021-03-04

Ceramic honeycomb filter

#47
20210053005
2021-02-25

Porous composite

#48
20210010923
2021-01-14

Method and apparatus for identifying valid or invalid flow path

#49
20210008534
2021-01-14

Apparatus for coating a filter substrate

#50
20200408120
2020-12-31

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

#51
20200392881
2020-12-17

Exhaust gas purification system

#52
20200368735
2020-11-26

Exhaust gas purification device

#53
20200330957
2020-10-22

Air filters comprising polymeric sorbents for reactive gases

#54
20200330921
2020-10-22

Holding material for pollution control element, production method thereof, and pollution control apparatus

#55
20200316814
2020-10-08

Extrusion dies

#56
20200308989
2020-10-01

Assembly for particle removal

#57
20200308069
2020-10-01

Joining material and silicon carbide based honeycomb structure

#58
20200299196
2020-09-24

Methods of making cordierite ceramic bodies using chlorite raw material

#59
20200298206
2020-09-24

Self-supporting structures having active materials

#60
20200261838
2020-08-20

Systems and methods for cleaning particulate filters

#61
20200238568
2020-07-30

HOMOGENIZER AND SCREEN SUPPORT FOR EXTRUSION

#62
20200215522
2020-07-09

Coating apparatus and method

#63
20200197989
2020-06-25

Flush Station

#64
20200179903
2020-06-11

Air Filters Comprising Metal-Containing Sorbents for Nitrogen-Containing Compounds

#65
20200171529
2020-06-04

Apparatus and method for coating substrates with washcoats

#66
20200094188
2020-03-26

Device for treating exhaust gas from engine and method for manufacturing said device

#67
20200055039
2020-02-20

EXHAUST GAS PURIFYING FILTER AND PRODUCTION METHOD THEREOF

#68
20190315308
2019-10-17

Seatbelt pretensioner shield and heat energy dissipator

#69
20190300446
2019-10-03

Honeycomb structure

#70
20190300444
2019-10-03

Honeycomb formed body and method for producing honeycomb structure

#71
20190299200
2019-10-03

Honeycomb structure

#72
20190292108
2019-09-26

Porous material, cell structure, and method of producing porous material

#73
20190291056
2019-09-26

Ceramic Membrane Filtration Assembly with Sealing Device and Related Methods

#74
20190275496
2019-09-12

ACTIVATED CARBON FILTER ARTICLES AND METHODS OF MAKING AND THEIR USE

#75
20190275495
2019-09-12

ACTIVATED CARBON FILTER ARTICLES AND METHODS OF MAKING AND THEIR USE

#76
20190275454
2019-09-12

Air filters comprising metal-containing polymeric sorbents

#77
20190270044
2019-09-05

Information-equipped Filter and Method of Making the Same

#78
20190255735
2019-08-22

Methods of laser machining wet cellular ceramic extrudate for honeycomb body manufacture

#79
20190224605
2019-07-25

Side-covered axial flow filter

#80
20190211723
2019-07-11

Exhaust gas purification filter

#81
20190201825
2019-07-04

Method and apparatus for producing ceramic honeycomb filter

#82
20190178126
2019-06-13

Filter

#83
20190145858
2019-05-16

FINE-PARTICLE NUMBER DETECTOR

#84
20190030879
2019-01-31

Components including structures having decoupled structural stiffness and mass density

#85
20180363981
2018-12-20

SETTER FOR FIRING, AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE USING SETTER FOR FIRING

#86
20180326343
2018-11-15

Ceramic honeycomb bodies, honeycomb extrusion dies, and methods of making ceramic honeycomb bodies

#87
20180319114
2018-11-08

Manufacturing method of honeycomb structure

#88
20180290911
2018-10-11

CERAMIC COMPOSITE BEADS AND METHODS FOR MAKING THE SAME

#89
20180282226
2018-10-04

Zirconium tin titanate compositions, ceramic bodies comprising same, and methods of manufacturing same

#90
20180264452
2018-09-20

Honeycomb structure

#91
20180258820
2018-09-13

Microwave irradiation device, exhaust purification apparatus, automobile and management system

#92
20180250630
2018-09-06

Method and apparatus of manufacturing exhaust gas-purifying catalyst

#93
20180229228
2018-08-16

Method for coating a filter substrate

#94
20180207312
2018-07-26

Filtering Apparatus

#95
20180169617
2018-06-21

Self-supporting structures having active materials

#96
20180148382
2018-05-31

Method of firing a ceramic honeycomb body

#97
20180147535
2018-05-31

Separation element with improved channelling of the filtrate

#98
20180140990
2018-05-24

Separation element with a three-dimensional circulation matrix for the fluid medium to be treated

#99
20180127321
2018-05-10

CERAMIC COMPOSITIONS

#100
20180104635
2018-04-19

Plugged honeycomb structure

#101
20180050307
2018-02-22

Exhaust purification device

#102
20180016944
2018-01-18

Assembly for a gas turbine engine

#103
20170348641
2017-12-07

Filters comprising SiC membranes incorporating nitrogen

#104
20170348455
2017-12-07

Air cleaner

#105
20170291133
2017-10-12

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

#106
20170284247
2017-10-05

Exhaust gas purification filter

#107
20170284245
2017-10-05

Manufacturing method of plugged honeycomb structure

#108
20170280897
2017-10-05

Holder for a refrigerated case

#109
20170274326
2017-09-28

Honeycomb structure

#110
20170183266
2017-06-29

CERAMIC STRUCTURES

#111
20170165867
2017-06-15

BI -MATERIAL DIE AND METHOD FOR EXTRUDING ABRASIVE EXTRUDABLE MATERIALS

#112
20170159530
2017-06-08

Method for Producing a Diffusion Blocking Layer on a Metal Plate and an Exhaust Gas Treatment Unit

#113
20170128870
2017-05-11

MOBILE PURIFICATION DEVICE AND METHOD FOR PURIFYING INDOOR AIR AND/OR FRESH AIR

#114
20170087742
2017-03-30

Skinning of ceramic honeycomb bodies

#115
20170072589
2017-03-16

Method and apparatus for manufacturing porous body

#116
20170072588
2017-03-16

Method for manufacturing honeycomb structure, apparatus for manufacturing honeycomb structure, and honeycomb structure

#117
20170044066
2017-02-16

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

#118
20170036153
2017-02-09

Particulate filter provided with catalyst and method for manufacturing said filter

#119
20170014763
2017-01-19

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

#120
20170009623
2017-01-12

Nitrogen oxides (NOx) storage catalyst

#121
20170001333
2017-01-05

Method for producing plugged honeycomb structure

#122
20160376200
2016-12-29

Composition for improved manufacture of substrates

#123
20160276054
2016-09-22

Joined body, honeycomb structure, method for producing joined body, and covered body

#124
20160271544
2016-09-22

Honeycomb structure

#125
20160251249
2016-09-01

Ceramic composite beads and methods for making same

#126
20160243785
2016-08-25

Honeycomb structure

#127
20160199822
2016-07-14

EXHAUST GAS PURIFICATION FILTER AND EXHAUST GAS PURIFICATION APPARATUS

#128
20160136557
2016-05-19

Filter retentate removal system and method

#129
20160122855
2016-05-05

METHOD FOR CONTROLLING ALUMINUM TITANATE CERAMIC FILTER PROPERTIES

#130
20160115835
2016-04-28

Diesel particulate filter and exhaust gas purification device

#131
20160107941
2016-04-21

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

#132
20160074800
2016-03-17

Honeycomb structure

#133
20160069308
2016-03-10

Honeycomb filter

#134
20160061076
2016-03-03

Honey comb assembly

#135
20160016107
2016-01-21

Filtering Device For Self-Propulsion Gas Systems

#136
20150330280
2015-11-19

Treatment device equipped with catalyst-supporting honeycomb structure, and method for producing same

#137
20150322832
2015-11-12

Exhaust purification filter

#138
20150299054
2015-10-22

SHAPED ARTICLES AND METHOD FOR MAKING THE SAME

#139
20150275725
2015-10-01

Honeycomb structure

#140
20150273436
2015-10-01

Honeycomb structure

#141
20150273435
2015-10-01

HONEYCOMB STRUCTURE

#142
20150266779
2015-09-24

Honeycomb structure

#143
20150260066
2015-09-17

Honeycomb structure

#144
20150260065
2015-09-17

Plugged honeycomb structure

#145
20150259254
2015-09-17

Honeycomb structure

#146
20150252703
2015-09-10

Honeycomb structure

#147
20150252702
2015-09-10

Honeycomb structure

#148
20150252701
2015-09-10

Honeycomb structure

#149
20150225299
2015-08-13

Ceramic Structures

#150
20150204222
2015-07-23

Non-thermal particulate filter regeneration

#151
20150197451
2015-07-16

HONEYCOMB STRUCTURAL BODY FOR EXHAUST GAS PURIFICATION

#152
20150165365
2015-06-18

Filter device and filter system

#153
20150158016
2015-06-11

Composite material, electrode film and method for producing the same, electrode terminal and method for producing the same, substrate and method for producing the same, and bonding material and method for producing substrate by bonding split parts together with bonding material

#154
20150143786
2015-05-28

Aluminum titanate compositions, ceramic articles comprising same, and methods of manufacturing same

#155
20150129106
2015-05-14

Process for bonding arrays of ceramic filters

#156
20150121824
2015-05-07

Honeycomb filter and production method for honeycomb filter

#157
20150068176
2015-03-12

Honeycomb filter

#158
20150013435
2015-01-15

Method of detecting defects in honeycomb structural body

#159
20140370233
2014-12-18

Porous material and honeycomb structure

#160
20140333000
2014-11-13

Ceramic honeycomb filter and its production method

#161
20140318093
2014-10-30

CERAMIC FILTER FOR EXHAUST GAS PARTICULATES HAVING ASYMMETRIC CHANNELS

#162
20140311112
2014-10-23

Sealed honeycomb structure

#163
20140311111
2014-10-23

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

#164
20140294691
2014-10-02

Honeycomb structure and manufacturing method of the same

#165
20140294689
2014-10-02

Honeycomb structure and method for manufacturing the same

#166
20140216016
2014-08-07

Exhaust purification system for internal combustion engine

#167
20140215980
2014-08-07

Filter element and filter device

#168
20140167331
2014-06-19

Method for producing a ceramic filter element

#169
20140144213
2014-05-29

Apparatus and methods for testing a honeycomb filter

#170
20140144212
2014-05-29

Methods for testing a honeycomb filter

#171
20140144211
2014-05-29

Methods of testing a honeycomb filter

#172
20140120001
2014-05-01

Particulate filter

#173
20140116034
2014-05-01

Exhaust purification system for internal combustion engine

#174
20140116033
2014-05-01

Exhaust purification system for internal combustion engine

#175
20140109767
2014-04-24

Method of removing ash from particulate filter

#176
20140053865
2014-02-27

Exhaust component cleaning and requalification process

#177
20140050626
2014-02-20

Catalytic filter module and catalytic filter system comprising same

#178
20140033666
2014-02-06

Filtering device, in particular air filter

#179
20130344283
2013-12-26

Honeycomb structure

#180
20130326857
2013-12-12

Retaining structure for honeycomb structure and marine propulsion device

#181
20130269528
2013-10-17

Method for reducing pressure drop through filters, and filter exhibiting reduced pressure drop

#182
20130269303
2013-10-17

GREEN FORMED BODY, AND PROCESS FOR PRODUCTION OF HONEYCOMB STRUCTURE

#183
20130255854
2013-10-03

Manufacturing method of honeycomb structure

#184
20130180111
2013-07-18

Fixing jig, fixing method, and honeycomb filter production method

#185
20130152526
2013-06-20

Filter insert and filter device

#186
20130045148
2013-02-21

Flow modulating substrates for early light-off

#187
20130019579
2013-01-24

Ceramic honeycomb filter and its production method

#188
20130014494
2013-01-17

Filter assembly and exhaust gas reducing device including same

#189
20130008844
2013-01-10

Fluid filter

#190
20130000487
2013-01-03

Hood air scoop

#191
20120297863
2012-11-29

Filter and membrane defect detection system

#192
20120297830
2012-11-29

Method for controlling aluminum titanate ceramic filter properties

#193
20120258032
2012-10-11

CATALYZED FILTER FOR TREATING EXHAUST GAS

#194
20120247224
2012-10-04

Filter inspection method and filter inspection apparatus

#195
20120198802
2012-08-09

Filter device and main filter element for a filter device

#196
20120196495
2012-08-02

Retaining structure for honeycomb structure and marine propulsion device

#197
20120132076
2012-05-31

Filter element, particle filter, method for marking a filter element, method for producing a particle filter and use of a filter element

#198
20120017555
2012-01-26

HONEYCOMB FILTER AND METHOD FOR MANUFACTURING THE SAME

#199
20120017554
2012-01-26

HONEYCOMB FILTER AND METHOD FOR MANUFACTURING THE SAME

#200
20110320171
2011-12-29

FAILURE DETECTION DEVICE FOR EXHAUST GAS PURIFICATION FILTER

#201
20110290115
2011-12-01

Hood air scoop

#202
20110283886
2011-11-24

Method And Apparatus For Regenerating A Filter

#203
20110271740
2011-11-10

Methods for detecting particulates in a honeycomb filter

#204
20110265462
2011-11-03

Diesel engine

#205
20110262311
2011-10-27

FILTRATION STRUCTURE HAVING INLET AND OUTLET SURFACES WITH A DIFFERENT PLUGGING MATERIAL

#206
20110259193
2011-10-27

Method for delivering a fluid to a diesel particulate filter

#207
20110250097
2011-10-13

Honeycomb structure

#208
20110237431
2011-09-29

Honeycomb structural body for exhaust gas purification

#209
20110219748
2011-09-15

Particulate matter purifying material, filter catalyst for purifying particulate matter using particulate matter purifying material, and method of regenerating filter catalyst for purifying particulate matter

#210
20110195838
2011-08-11

ALUMINUM TITANATE CERAMIC FORMING BATCH MIXTURES AND GREEN BODIES INCLUDING PORE FORMER COMBINATIONS AND METHODS OF MANUFACTURING AND FIRING SAME

#211
20110147971
2011-06-23

Managed pore size distribution in honeycomb substrates

#212
20110099960
2011-05-05

Filter Insert and Filter Device

#213
20110048109
2011-03-03

Method and apparatus for inspecting ceramic wall flow filters

#214
20110030353
2011-02-10

Exhaust gas purifying device

#215
20110011067
2011-01-20

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

#216
20100319544
2010-12-23

Hood air scoop

#217
20100307339
2010-12-09

Apparatus and method for regenerating a carbon filter

#218
20100296966
2010-11-25

Multi-functional cabin air filter

#219
20100269488
2010-10-28

Particulate trap system and method

#220
20100266461
2010-10-21

Method For Reducing Pressure Drop Through Filters, And Filter Exhibiting Reduced Pressure Drop

#221
20100237007
2010-09-23

Cordierite aluminum magnesium titanate compositions and ceramic articles comprising same

#222
20100218596
2010-09-02

Methods for using a fluid stream to test a honeycomb body

#223
20100203284
2010-08-12

SEALING MATERIAL FOR HONEYCOMB STRUCTURE, HONEYCOMB STRUCTURE, AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE

#224
20100187089
2010-07-29

Collection-amount detection method for particulate matters and collection-amount detection apparatus therefor and exhaust-gas converting apparatus

#225
20100180562
2010-07-22

PROCESS FOR PREPARATION OF SILICON CARBIDE SEGMENT FOR HONEYCOMB CERAMIC FILTER

#226
20100132321
2010-06-03

Filter arrangements; side-entry housings; and methods

#227
20100126984
2010-05-27

Electrically heatable honeycomb configuration having support pins

#228
20100115899
2010-05-13

Ceramic filter comprising clay and process for preparing thereof

#229
20100107583
2010-05-06

Ceramic sintered body and ceramic filter

#230
20100105545
2010-04-29

CERAMIC HONEYCOMB STRUCTURE

#231
20100096783
2010-04-22

Method for producing ceramic honeycomb structure

#232
20100080930
2010-04-01

Method for producing ceramic honeycomb structure

#233
20100064496
2010-03-18

Assembling method for metal honeycomb-shaped catalyzer carrier and assembling apparatus for the same

#234
20100050874
2010-03-04

Exhaust after treatment system and method

#235
20100048374
2010-02-25

System and Method for Fabricating Ceramic Substrates

#236
20100043403
2010-02-25

Exhaust emission control device

#237
20100034981
2010-02-11

METHOD FOR PRODUCING A CERAMIC FILTER ELEMENT

#238
20100011750
2010-01-21

Exhaust emission purification method and exhaust emission purification system

#239
20100006207
2010-01-14

Production method of cordierite-based ceramic honeycomb filter

#240
20090320427
2009-12-31

Cement for particle filter

#241
20090315222
2009-12-24

Apparatus, System And Method For Manufacturing A Plugging Mask For A Honeycomb Substrate

#242
20090308060
2009-12-17

Process for purifying exhaust gases and apparatus for purifying exhaust gases

#243
20090282973
2009-11-19

Fume removal method for a reflow furnace and a reflow furnace

#244
20090246458
2009-10-01

Honeycomb structure and manufacturing method of the same

#245
20090243150
2009-10-01

MANUFACTURING METHOD OF PLUGGED HONEYCOMB STRUCTURE

#246
20090235652
2009-09-24

EXHAUST GAS PURIFICATION APPARATUS

#247
20090229467
2009-09-17

Electrically heated particulate matter filter with recessed inlet end plugs

#248
20090214406
2009-08-27

Catalytic converter with improved start-up behaviour

#249
20090173687
2009-07-09

Extruded porous substrate and products using the same

#250
20090173050
2009-07-09

Porous β-SiC-containing ceramic molded article comprising an aluminum oxide coating, and method for the production thereof

#251
20090166910
2009-07-02

System and Method for Twin Screw Extrusion of a Fibrous Porous Substrate

#252
20090163354
2009-06-25

PURIFICATION STRUCTURE INCORPORATING AN ELECTROCHEMICAL CATALYSIS SYSTEM

#253
20090140467
2009-06-04

Method of Plugging Honeycomb Bodies

#254
20090136709
2009-05-28

Extruded porous substrate having inorganic bonds

#255
20090110873
2009-04-30

Polymer hybrid membrane structures

#256
20090101016
2009-04-23

Device for removing soot particles from an exhaust gas stream

#257
20090100812
2009-04-23

Particulate filter

#258
20090095158
2009-04-16

Thermal shock resistant soot filter

#259
20090072431
2009-03-19

Method for producing ceramic honeycomb filter

#260
20090070982
2009-03-19

Method of preparing honeycomb segment joined body

#261
20090054227
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Method for manufacturing honeycomb structure

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Chemically functionalized filter system

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Process for producing a ceramic filter

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