Patents-Review.com
ClassID:

29529 ⎘

B01D46/2429 - 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 characterized by parameters related to the physical properties of the honeycomb structure material of the honeycomb walls or cells

Sub-classes:
Recent Application in this class:
#1
20260124570
2026-05-07

HONEYCOMB FILTER

 #2
20260034491
2026-02-05

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING SAME

 #3
20260001022
2026-01-01

HONEYCOMB FILTER

 #4
20260001018
2026-01-01

POROUS COMPLEX AND METHOD OF PRODUCING POROUS COMPLEX

 #5
20250387783
2025-12-25

EXHAUST GAS PURIFICATION DEVICE

 #6
20250332531
2025-10-30

HONEYCOMB BODY WITH POROUS MATERIAL

 #7
20250296027
2025-09-25

HONEYCOMB STRUCTURE

 #8
20250281866
2025-09-11

HONEYCOMB STRUCTURE

 #9
20250269313
2025-08-28

HONEYCOMB STRUCTURE

 #10
20250237161
2025-07-24

EXHAUST TREATMENT METHOD AND APPARATUS HAVING PARTICULATE FILTERS AND SCR

 #11
20250018323
2025-01-16

HONEYCOMB FILTER BODIES AND PARTICULATE FILTERS COMPRISING HONEYCOMB FILTER BODIES

 #12
20240325956
2024-10-03

HONEYCOMB FILTER

 #13
20240280038
2024-08-22

Particulate filter

 #14
20240261715
2024-08-08

CERAMIC HONEYCOMB FILTER

 #15
20240198269
2024-06-20

HONEYCOMB FILTER

 #16
20240159174
2024-05-16

Exhaust treatment method and apparatus having particulate filters and SCR

 #17
20240010565
2024-01-11

SHAPED BODY, COMPOSITE BODY, METHOD FOR PRODUCING A SHAPED BODY AND METHOD FOR PRODUCING A COMPOSITE BODY

 #18
20240009609
2024-01-11

WASHABLE FILTER BODIES AND METHODS FOR PRODUCING

 #19
20230365472
2023-11-16

OUTLET-COATED CERAMIC HONEYCOMB BODIES AND METHODS OF MANUFACTURING SAME

 #20
20230358154
2023-11-09

High porosity ceramic honeycomb structure and method of manufacturing

 #21
20230356131
2023-11-09

HONEYCOMB FILTER

 #22
20230347274
2023-11-02

HONEYCOMB FILTER

 #23
20230338885
2023-10-26

HONEYCOMB FILTER

 #24
20230322630
2023-10-12

Silicon carbide ceramic honeycomb structure and its production method

 #25
20230311048
2023-10-05

HONEYCOMB FILTER

 #26
20230311047
2023-10-05

HONEYCOMB FILTER

 #27
20230211270
2023-07-06

HIGH FILTRATION EFFICIENCY PARTICULATE FILTERS HAVING BIMODAL PORE SIZE DISTRIBUTION MADE FROM BEADS WITH OPEN POROSITY

 #28
20230016907
2023-01-19

HONEYCOMB STRUCTURE AND EXHAUST GAS PURIFYING DEVICE

 #29
20230001401
2023-01-05

HONEYCOMB BODY AND PARTICULATE FILTER COMPRISING A HONEYCOMB

 #30
20220401870
2022-12-22

Honeycomb filter

 #31
20220362704
2022-11-17

HONEYCOMB STRUCTURE AND EXHAUST GAS PURIFYING DEVICE

 #32
20220325644
2022-10-13

Honeycomb filter bodies and particulate filters comprising honeycomb filter bodies

 #33
20220323908
2022-10-13

Porous ceramic filters and methods for making the same

 #34
20220314154
2022-10-06

Pillar-shaped honeycomb structure filter

 #35
20220305478
2022-09-29

Honeycomb filter

 #36
20220305420
2022-09-29

Honeycomb filter

 #37
20220281136
2022-09-08

Method for producing conductive honeycomb structure and method for producing electrically heating support

 #38
20220267221
2022-08-25

HONEYCOMB FILTER AND MANUFACTURING METHOD OF THE SAME

 #39
20220258148
2022-08-18

Plugged honeycomb structure

 #40
20220250992
2022-08-11

Porous ceramic structure for part made of CMC material and method for obtaining same

 #41
20220241715
2022-08-04

Honeycomb structure body, honeycomb structure filter, and extrusion molding die

 #42
20220226760
2022-07-21

Exhaust gas purification filter

 #43
20220203286
2022-06-30

HONEYCOMB FILTER

 #44
20220193649
2022-06-23

Exhaust purification filter

 #45
20220193593
2022-06-23

Ceramic honeycomb filter

 #46
20220176368
2022-06-09

Low bulk density, high geometric surface area honeycomb bodies

 #47
20220176298
2022-06-09

Exhaust gas purification filter

 #48
20220170397
2022-06-02

Exhaust purification filter

 #49
20220152543
2022-05-19

Exhaust gas purification filter

 #50
20220126231
2022-04-28

Exhaust gas purification filter

 #51
20220088521
2022-03-24

Exhaust gas purification filter

 #52
20220054978
2022-02-24

EXHAUST GAS PURIFICATION FILTER

 #53
20220047982
2022-02-17

Exhaust gas purification filter

 #54
20220040624
2022-02-10

Exhaust gas purification filter

 #55
20220018273
2022-01-20

Exhaust gas purification filter

 #56
20220009843
2022-01-13

Cordierite-containing ceramic bodies, batch composition mixtures, and methods of manufacturing cordierite-containing ceramic bodies

 #57
20210404357
2021-12-30

PARTICLE FILTER WITH A PLURALITY OF COATINGS

 #58
20210394168
2021-12-23

Honeycomb body and particulate filter comprising a honeycomb

 #59
20210388749
2021-12-16

Honeycomb structure and exhaust gas purifying device

 #60
20210381413
2021-12-09

Particulate filter

 #61
20210379523
2021-12-09

Porous composite

 #62
20210370216
2021-12-02

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

 #63
20210324772
2021-10-21

HONEYCOMB STRUCTURE, EXHAUST GAS PURIFYING DEVICE AND METHOD FOR PRODUCING HONEYCOMB STRUCTURE

 #64
20210310389
2021-10-07

FILTER ELEMENT FOR A PARTICULATE FILTER, AND EXHAUST GAS PARTICULATE FILTER

 #65
20210299604
2021-09-30

Ceramic filter

 #66
20210299603
2021-09-30

PILLAR-SHAPED HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING SAME

 #67
20210291146
2021-09-23

Honeycomb structure

 #68
20210283589
2021-09-16

Exhaust gas purification device

 #69
20210268688
2021-09-02

MANUFACTURING METHOD OF HONEYCOMB FILTER

 #70
20210268478
2021-09-02

MANUFACTURING METHOD OF HONEYCOMB FILTER

 #71
20210268424
2021-09-02

Honeycomb filter

 #72
20210268423
2021-09-02

Honeycomb filter

 #73
20210268422
2021-09-02

HONEYCOMB FILTER

 #74
20210236976
2021-08-05

Method for coating a wall-flow filter

 #75
20210220767
2021-07-22

HONEYCOMB BODIES WITH TRIANGULAR CELL HONEYCOMB STRUCTURES AND MANUFACTURING METHODS THEREOF

 #76
20210205750
2021-07-08

HONEYCOMB BODY WITH POROUS MATERIAL

 #77
20210197185
2021-07-01

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

 #78
20210189930
2021-06-24

Exhaust gas purification catalyst device

 #79
20210154612
2021-05-27

Pattern-plugged honeycomb bodies, particulate filters, and extrusion dies therefor

 #80
20210138447
2021-05-13

Coated wall-flow filter

 #81
20210130242
2021-05-06

Outlet-coated ceramic honeycomb bodies and methods of manufacturing same

 #82
20210129066
2021-05-06

Filter element for a particulate filter, exhaust gas particulate filter, process for manufacturing a filter element, and use of a coating material

 #83
20210123365
2021-04-29

Porous composite

 #84
20210115825
2021-04-22

Pillar shaped honeycomb structure, exhaust gas purifying device, exhaust system, and method for producing honeycomb structure

 #85
20210111047
2021-04-15

Drying block structure and storage device

 #86
20210107838
2021-04-15

INORGANIC MEMBRANE FILTRATION ARTICLES AND METHODS THEREOF

 #87
20210060487
2021-03-04

Exhaust gas purification catalyst body

 #88
20210003055
2021-01-07

Thermal shock resistant and asymmetric honeycomb ceramic wall-flow filter

 #89
20200398263
2020-12-24

Honeycomb filter and method for manufacturing honeycomb filters

 #90
20200386134
2020-12-10

Filter and method for manufacturing same

 #91
20200353401
2020-11-12

Honeycomb body and particulate filter comprising a honeycomb body

 #92
20200324279
2020-10-15

Porous article and method of manufacturing the same

 #93
20200309002
2020-10-01

Particulate filter and canning structure

 #94
20200308068
2020-10-01

Honeycomb structure and method of producing honeycomb structure

 #95
20200306742
2020-10-01

Ceramic porous body and method for producing the same, and dust collecting filter

 #96
20200306681
2020-10-01

Honeycomb filter

 #97
20200306680
2020-10-01

Honeycomb filter

 #98
20200300151
2020-09-24

Electric heating type support and exhaust gas purifying device

 #99
20200300138
2020-09-24

High ash storage, pattern-plugged, honeycomb bodies and particulate filters

 #100
20200291841
2020-09-17

Electric heating type support, exhaust gas purifying device, and method for producing electric heating type support

 #101
20200254435
2020-08-13

Method of evaluating filtration performance of a plugged honeycomb body

 #102
20200182115
2020-06-11

Four way conversion catalysts for gasoline engine emissions treatment systems

 #103
20200101410
2020-04-02

Honeycomb filter

 #104
20200094183
2020-03-26

Outer periphery coating material, outer periphery coated honeycomb structure and dust collecting filter

 #105
20200032686
2020-01-30

Integrated emissions control system

 #106
20200030735
2020-01-30

Soot particle filter with storage cells for a catalyst

 #107
20200030730
2020-01-30

Honeycomb filter

 #108
20200002177
2020-01-02

Method of preparing silicon carbide and filters made therefrom

 #109
20190390584
2019-12-26

Honeycomb filter

 #110
20190374896
2019-12-12

Pattern-plugged honeycomb bodies, particulate filters, and extrusion dies therefor

 #111
20190331011
2019-10-31

EXHAUST-GAS EMISSION CONTROL SYSTEM COMPRISING A FILTER FUNCTION AND DIAGNOSTIC METHOD FOR SAID SYSTEM

 #112
20190314752
2019-10-17

Porous honeycomb filter

 #113
20190300446
2019-10-03

Honeycomb structure

 #114
20190300445
2019-10-03

Ceramic porous body and method for producing the same, and dust collecting filter

 #115
20190299196
2019-10-03

Silicon carbide porous body and method for producing the same

 #116
20190299147
2019-10-03

Honeycomb filter

 #117
20190299146
2019-10-03

Honeycomb filter

 #118
20190299145
2019-10-03

Ceramic porous body and method for producing the same, and dust collecting filter

 #119
20190299144
2019-10-03

Ceramic porous body and dust collecting filter

 #120
20190299139
2019-10-03

Exhaust gas purification filter

 #121
20190291038
2019-09-26

Honeycomb structure

 #122
20190271246
2019-09-05

Exhaust purification system of internal combustion engine

 #123
20190262820
2019-08-29

Honeycomb structure

 #124
20190201884
2019-07-04

Exhaust gas purification catalyst

 #125
20190193067
2019-06-27

Honeycomb structure, honeycomb structure type catalyst and production methods therefor

 #126
20190193010
2019-06-27

FILTERING PLATE AND METHOD FOR MAKING THE SAME AND FILTERING DEVICE HAVING THE SAME

 #127
20190178126
2019-06-13

Filter

 #128
20190161415
2019-05-30

CORDIERITE MEMBRANE ON A CORDIERITE MONOLITH

 #129
20190160413
2019-05-30

Honeycomb filter

 #130
20190120105
2019-04-25

Exhaust purifying device for internal combustion engine

 #131
20190091628
2019-03-28

EXHAUST GAS FILTER

 #132
20190076773
2019-03-14

High porosity ceramic honeycomb structure and method of manufacturing

 #133
20190054456
2019-02-21

Compound honeycomb body, exhaust gas treatment article, exhaust system and methods of manufacturing same

 #134
20190048771
2019-02-14

Particulate filters

 #135
20190001280
2019-01-03

Monolithic separation membrane structure and method of manufacturing the same

 #136
20180363523
2018-12-20

Porous ceramic material, filter, and articles

 #137
20180361299
2018-12-20

Porous ceramic composition, filter, and articles

 #138
20180347425
2018-12-06

Exhaust purification system of internal combustion engine

 #139
20180333669
2018-11-22

PACKING AND COLUMN COMPRISING ONE OR MORE PACKINGS

 #140
20180326343
2018-11-15

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

 #141
20180311621
2018-11-01

Porous ceramic filters and methods for making the same

 #142
20180305791
2018-10-25

Porous material

 #143
20180280963
2018-10-04

Honeycomb structure

 #144
20180280962
2018-10-04

Honeycomb structure

 #145
20180280961
2018-10-04

Honeycomb structure

 #146
20180280960
2018-10-04

Honeycomb structure

 #147
20180280959
2018-10-04

Honeycomb structure

 #148
20180280958
2018-10-04

Honeycomb structure

 #149
20180280957
2018-10-04

Honeycomb structure

 #150
20180280956
2018-10-04

Honeycomb structure

 #151
20180264453
2018-09-20

Plugged honeycomb structure

 #152
20180257994
2018-09-13

Method of producing a body comprising porous alpha silicon carbide and the body produced by the method

 #153
20180222083
2018-08-09

Manufacturing method of plugged honeycomb structure

 #154
20180215672
2018-08-02

Manufacturing method of honeycomb structure, and honeycomb structure

 #155
20180214810
2018-08-02

Plugged honeycomb structure

 #156
20180104636
2018-04-19

Plugged honeycomb structure

 #157
20180104635
2018-04-19

Plugged honeycomb structure

 #158
20180050333
2018-02-22

Ceramic honeycomb structure

 #159
20180016955
2018-01-18

Ceramic honeycomb structure and its production method

 #160
20170368538
2017-12-28

Ceramic honeycomb structure and its production method

 #161
20170355645
2017-12-14

Honeycomb structure

 #162
20170354913
2017-12-14

HONEYCOMB STRUCTURED BODY

 #163
20170354912
2017-12-14

Honeycomb filter

 #164
20170354911
2017-12-14

Exhaust gas filter

 #165
20170304762
2017-10-26

Ceramic honeycomb structure

 #166
20170298794
2017-10-19

Ceramic honeycomb structure and its production method

 #167
20170282108
2017-10-05

Porous material, method for manufacturing porous material, and honeycomb structure

 #168
20170276042
2017-09-28

Honeycomb body having layered plugs and method of making the same

 #169
20170274323
2017-09-28

Honeycomb structure

 #170
20170252737
2017-09-07

Honeycomb structure

 #171
20170234181
2017-08-17

Plugged honeycomb structure, and manufacturing method of plugged honeycomb structure

 #172
20170232429
2017-08-17

Honeycomb structure

 #173
20170232377
2017-08-17

Plugged honeycomb structure

 #174
20170216753
2017-08-03

Sealed honeycomb structure

 #175
20170197169
2017-07-13

Honeycomb filter

 #176
20170189854
2017-07-06

Ammonia slip catalyst

 #177
20170167421
2017-06-15

Engine control sysstem configured to adjust present operation pursuant to predicted duty cycle operating conditions

 #178
20170095798
2017-04-06

Exhaust gas purification device

 #179
20170082005
2017-03-23

Exhaust gas purifying device

 #180
20170044066
2017-02-16

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

 #181
20170037760
2017-02-09

Cordierite-type ceramic honeycomb structure and its production method

 #182
20170014747
2017-01-19

Honeycomb filter

 #183
20160375406
2016-12-29

Monolithic separation membrane structure, method for producing monolithic separation membrane structure, and method for dehydrating

 #184
20160375405
2016-12-29

Monolithic separation membrane structure and method for producing monolithic separation membrane structure

 #185
20160303500
2016-10-20

Ceramic honeycomb structure and its production method

 #186
20160288449
2016-10-06

Honeycomb structure and manufacturing method of honeycomb structure

 #187
20160280605
2016-09-29

Honeycomb structure and manufacturing method of honeycomb structure

 #188
20160273426
2016-09-22

Honeycomb filter

 #189
20160271549
2016-09-22

Plugged honeycomb structure

 #190
20160271548
2016-09-22

Honeycomb structure

 #191
20160265411
2016-09-15

Exhaust purification device for internal combustion engine

 #192
20160264472
2016-09-15

Compositions and methods for plugging honeycomb bodies with reduced plug depth variability

 #193
20160250577
2016-09-01

Cordierite-type ceramic honeycomb structure and its production method

 #194
20160200067
2016-07-14

Honeycomb structure, manufacturing method for the same, and canning structure

 #195
20160121271
2016-05-05

Method for manufacturing filtering membranes by additive technique and resulting membranes

 #196
20160107114
2016-04-21

Honeycomb air filter and methods thereof

 #197
20160069308
2016-03-10

Honeycomb filter

 #198
20150367335
2015-12-24

Ceramic honeycomb structure and its production method

 #199
20150367270
2015-12-24

Anti-microbial air filter

 #200
20150360162
2015-12-17

Ceramic honeycomb structure and its production method

 #201
20150344375
2015-12-03

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

 #202
20150337701
2015-11-26

Honeycomb structure comprising an outer cement skin and a cement therefor

 #203
20150328962
2015-11-19

Use of a filter element for the adsorption of hydrocarbons

 #204
20150274602
2015-10-01

Manufacturing method of honeycomb structure

 #205
20150273380
2015-10-01

Porous body, honeycomb filter, method for producing porous body, and method for producing honeycomb filter

 #206
20150266779
2015-09-24

Honeycomb structure

 #207
20150260067
2015-09-17

Plugged honeycomb structure and manufacturing method of the same

 #208
20150260066
2015-09-17

Honeycomb structure

 #209
20150260065
2015-09-17

Plugged honeycomb structure

 #210
20150259254
2015-09-17

Honeycomb structure

 #211
20150258485
2015-09-17

Plugged honeycomb structure

 #212
20150258483
2015-09-17

Plugged honeycomb structure

 #213
20150252704
2015-09-10

Honeycomb structure body

 #214
20150252702
2015-09-10

Honeycomb structure

 #215
20150252701
2015-09-10

Honeycomb structure

 #216
20150251124
2015-09-10

Ceramic honeycomb structure and its production method

 #217
20150209934
2015-07-30

METHOD FOR CUTTING HONEYCOMB DRIED BODY, METHOD FOR MANUFACTURING HONEYCOMB STRUCTURED BODY, HONEYCOMB DRIED BODY, AND HONEYCOMB STRUCTURED BODY

 #218
20150182900
2015-07-02

Honeycomb filter

 #219
20150175483
2015-06-25

Honeycomb structure comprising an outer cement skin and a cement therefor

 #220
20150166416
2015-06-18

Cordierite porous ceramic honeycomb articles with delayed microcrack evolution

 #221
20150121825
2015-05-07

HONEYCOMB FILTER

 #222
20150107206
2015-04-23

POROUS BODY, HONEYCOMB FILTER, AND MANUFACTURING METHOD OF POROUS BODY

 #223
20150071829
2015-03-12

HONEYCOMB FILTER, EXHAUST GAS PURIFYING APPARATUS, AND METHOD FOR PURIFYING EXHAUST GAS

 #224
20150068176
2015-03-12

Honeycomb filter

 #225
20150059321
2015-03-05

Particulate filter

 #226
20150033686
2015-02-05

Honeycomb filter

 #227
20150020490
2015-01-22

CERAMIC FILTER

 #228
20150017075
2015-01-15

Honeycomb filter and production method for honeycomb filter

 #229
20150013286
2015-01-15

HONEYCOMB FILTER AND PRODUCTION METHOD FOR HONEYCOMB FILTER

 #230
20140338296
2014-11-20

Porous ceramic article and method of manufacturing the same

 #231
20140333000
2014-11-13

Ceramic honeycomb filter and its production method

 #232
20140296055
2014-10-02

Honeycomb structure and manufacturing method thereof

 #233
20140294691
2014-10-02

Honeycomb structure and manufacturing method of the same

 #234
20140294688
2014-10-02

Honeycomb structure and manufacturing method of the same

 #235
20140294687
2014-10-02

Honeycomb structure and manufacturing method of the same

 #236
20140272279
2014-09-18

Honeycomb structure

 #237
20140252694
2014-09-11

Honeycomb structure and manufacturing method of the same

 #238
20140208707
2014-07-31

Ceramic filter

 #239
20140208706
2014-07-31

HONEYCOMB STRUCTURE

 #240
20140202125
2014-07-24

PROCESS FOR PRODUCTION OF HONEYCOMB STRUCTURE, HONEYCOMB STRUCTURE, AND PARTICULATE FILTER

 #241
20140167331
2014-06-19

Method for producing a ceramic filter element

 #242
20140165520
2014-06-19

Fine particle collecting filter

 #243
20140165519
2014-06-19

Fine particle collecting filter

 #244
20140127455
2014-05-08

Honeycomb structure

 #245
20140116016
2014-05-01

Honeycomb filter

 #246
20140103560
2014-04-17

Ceramic honeycomb structure and its production method

 #247
20140086805
2014-03-27

Honeycomb catalyst body

 #248
20140059987
2014-03-06

Plugged honeycomb structure

 #249
20140050626
2014-02-20

Catalytic filter module and catalytic filter system comprising same

 #250
20140021129
2014-01-23

Honeycomb-shaped ceramic separation-membrane structure

 #251
20140014574
2014-01-16

Porous body and honeycomb-shaped ceramic separation-membrane structure

 #252
20130316130
2013-11-28

Honeycomb structure body

 #253
20130270258
2013-10-17

Honeycomb structure

 #254
20130248159
2013-09-26

Heat conduction member

 #255
20130243999
2013-09-19

Honeycomb structure, honeycomb catalyst body using the same, and manufacturing method of honeycomb structure

 #256
20130224430
2013-08-29

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

 #257
20130140742
2013-06-06

Production method of ceramic honeycomb structure

 #258
20130136663
2013-05-30

Pass-through catalytic substrate including porous ceramic beveled corner portions and methods

 #259
20130126420
2013-05-23

Ceramic filter

 #260
20130071608
2013-03-21

Honeycomb structure

 #261
20130059724
2013-03-07

Honeycomb structure and honeycomb catalyst body

 #262
20130058839
2013-03-07

Wall flow type exhaust gas purification filter

 #263
20130055694
2013-03-07

Ceramic honeycomb structures

 #264
20130029088
2013-01-31

HONEYCOMB CATALYST CARRIER

 #265
20130025247
2013-01-31

Exhaust gas purification filter, and method of manufacturing exhaust gas purification filter

 #266
20130019579
2013-01-24

Ceramic honeycomb filter and its production method

 #267
20130011304
2013-01-10

FILTERING STRUCTURE, INCLUDING PLUGGING MATERIAL

 #268
20120317947
2012-12-20

Ceramic honeycomb structure and its production method

 #269
20120317946
2012-12-20

Exhaust gas purification filter

 #270
20120317945
2012-12-20

Exhaust gas purification filter

 #271
20120301664
2012-11-29

Honeycomb structure comprising an outer cement skin and a cement therefor

 #272
20120258032
2012-10-11

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