ClassID:

29535

B01D46/2451 - 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 the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure

Sub-classes:
Recent Application in this class:
#1
20230127269
2023-04-27

Catalytically active particle filter with a high degree of filtration efficiency

#2
20210396167
2021-12-23

Catalytically active particle filter with a high degree of filtration efficiency

#3
20210055002
2021-02-25

Filter device and fume extraction device comprising filter device

#4
20200386134
2020-12-10

Filter and method for manufacturing same

#5
20200061573
2020-02-27

Device for processing and conditioning of material transported through the device

#6
20200002177
2020-01-02

Method of preparing silicon carbide and filters made therefrom

#7
20190178126
2019-06-13

Filter

#8
20190030752
2019-01-31

Manufacturing method of honeycomb structure

#9
20180273432
2018-09-27

Circumferential coating material, circumferential coated honeycomb structure

#10
20180268094
2018-09-20

Method for producing porous body

#11
20180140990
2018-05-24

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

#12
20180050333
2018-02-22

Ceramic honeycomb structure

#13
20170355164
2017-12-14

Honeycomb structure

#14
20170282164
2017-10-05

Honeycomb structure

#15
20170239622
2017-08-24

Tangential flow separator element incorporating flow obstacles, and method of fabrication

#16
20160243723
2016-08-25

Manufacturing method of honeycomb structure, and honeycomb formed body

#17
20160214086
2016-07-28

PARTICULATE FILTER

#18
20150376072
2015-12-31

METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE

#19
20150308311
2015-10-29

Substrate with sinuous web and particulate filter incorporating the same

#20
20150275726
2015-10-01

Honeycomb structure body

#21
20150107206
2015-04-23

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

#22
20150086748
2015-03-26

Honeycomb structure

#23
20150068176
2015-03-12

Honeycomb filter

#24
20150059306
2015-03-05

HONEYCOMB STRUCTURE

#25
20150017075
2015-01-15

Honeycomb filter and production method for honeycomb filter

#26
20140291315
2014-10-02

Honeycomb structure

#27
20140202124
2014-07-24

Honeycomb filter and manufacturing method of the same

#28
20140186535
2014-07-03

Honeycomb filter and manufacturing method of the same

#29
20140150386
2014-06-05

Substrate with sinuous web and particulate filter incorporating the same

#30
20140087636
2014-03-27

Grinding method of honeycomb structure

#31
20130055694
2013-03-07

Ceramic honeycomb structures

#32
20120240539
2012-09-27

Honeycomb filter and manufacturing method of the same

#33
20120222412
2012-09-06

Engine Exhaust Gas Particulate Filter having Helically Configured Cells

#34
20120183725
2012-07-19

Honeycomb structure

#35
20120168995
2012-07-05

Method for manufacturing honeycomb structure

#36
20120160395
2012-06-28

METHOD FOR MANUFACTURING HONEYCOMB FILTER

#37
20120148793
2012-06-14

Honeycomb structure

#38
20120125468
2012-05-24

Marked honeycomb structure

#39
20120031062
2012-02-09

Honeycomb structural body

#40
20110304084
2011-12-15

METHOD FOR PRODUCING HONEYCOMB FILTER AND METHOD FOR PRODUCING CERAMIC FILTER ASSEMBLY

#41
20110262688
2011-10-27

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE HONEYCOMB STRUCTURE

#42
20110256379
2011-10-20

BODY ASSEMBLED WITH A MACROPOROUS HARDENED CEMENT

#43
20110185709
2011-08-04

Low Temperature Diesel Particulate Matter Reduction System

#44
20110132194
2011-06-09

Partial wall-flow filter and method

#45
20110130276
2011-06-02

Reticular cordierite composition, article and manufacture thereof

#46
20110107748
2011-05-12

Particle filter with hydrolysis coating, device and motor vehicle

#47
20110070129
2011-03-24

Honeycomb filter and method for producing the honeycomb filter

#48
20110048227
2011-03-03

Particulate filters and methods of filtering particulate matter

#49
20110030357
2011-02-10

GAS FILTER STRUCTURE HAVING A VARIABLE WALL THICKNESS

#50
20110020185
2011-01-27

GAS FILTRATION STRUCTURE

#51
20100319309
2010-12-23

Honeycomb structural body and manufacturing method thereof

#52
20100269697
2010-10-28

GAS FILTRATION STRUCTURE WITH ASYMMETRICAL HEXAGONAL CHANNELS

#53
20100263340
2010-10-21

Filter element, in particular for filtering exhaust gases of an internal combustion engine

#54
20100257830
2010-10-14

Partially plug-less DPF

#55
20100255250
2010-10-07

Honeycomb structural body

#56
20100251680
2010-10-07

Filter unit panel and method of manufacturing the same

#57
20100247854
2010-09-30

Bonded honeycomb segment assembly

#58
20100247400
2010-09-30

Honeycomb filter and method of manufacturing the same

#59
20100222213
2010-09-02

Honeycomb structure

#60
20100209310
2010-08-19

Honeycomb filter and method for producing the honeycomb filter

#61
20100205918
2010-08-19

Filter element, especially for filtering the exhaust gases of an internal combustion engine

#62
20100184589
2010-07-22

Honeycomb catalytic article

#63
20100135866
2010-06-03

Honeycomb filter

#64
20100132323
2010-06-03

FILETER ELEMENT PRODUCED BY EXTRUSION FOR FILTERING EXHAUST GASES OF A DIESEL INTERNAL COMBUSTION ENGINE

#65
20100126132
2010-05-27

High-strength low-microcracked ceramic honeycombs and methods therefor

#66
20100115899
2010-05-13

Ceramic filter comprising clay and process for preparing thereof

#67
20100111781
2010-05-06

HONEYCOMB STRUCTURE AND REACTOR USING HONEYCOMB STRUCTURE

#68
20100101196
2010-04-29

GAS FILTRATION STRUCTURE WITH UNDULATED WALL

#69
20100093528
2010-04-15

Honeycomb structure

#70
20100083642
2010-04-08

Exhaust gas purification device, manufacturing method thereof, and manufacturing device thereof

#71
20100064496
2010-03-18

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

#72
20100061899
2010-03-11

FILTERING MEDIUM FOR THE EXHAUST GAS FILTRATION DEVICE OF A DIESEL ENGINE, FILTRATION DEVICE IMPLEMENTING SUCH MEDIUM, AND EXHAUST GAS LINE OF AN INTERNAL COMBUSTION ENGINE IMPLEMENTING SUCH DEVICE

#73
20100044300
2010-02-25

Honeycomb Structure and Purifying Apparatus

#74
20100037573
2010-02-18

Filter element and soot filter having geometrically similar channels

#75
20100035020
2010-02-11

Honeycomb structure

#76
20100009117
2010-01-14

Ceramic honeycomb structure and its production method

#77
20100009024
2010-01-14

Asymmetric Honeycomb Wall-Flow Filter Having Improved Structural Strength

#78
20090308035
2009-12-17

Optimization of cellular structures especially for exhaust-gas cleaning of combustion assemblies and other fields of application

#79
20090291841
2009-11-26

HONEYCOMB STRUCTURE

#80
20090291839
2009-11-26

HONEYCOMB STRUCTURE

#81
20090291836
2009-11-26

Honeycomb structure

#82
20090291826
2009-11-26

HONEYCOMB STRUCTURE

#83
20090291824
2009-11-26

HONEYCOMB STRUCTURE

#84
20090291032
2009-11-26

Honeycomb structure, exhaust gas cleaning unit, and manufacturing method of honeycomb structure

#85
20090282973
2009-11-19

Fume removal method for a reflow furnace and a reflow furnace

#86
20090280292
2009-11-12

Plugged honeycomb structure

#87
20090252919
2009-10-08

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

#88
20090252906
2009-10-08

Honeycomb structure and method for manufacturing honeycomb structure

#89
20090246458
2009-10-01

Honeycomb structure and manufacturing method of the same

#90
20090246453
2009-10-01

Honeycomb structure

#91
20090246097
2009-10-01

Honeycomb structure and exhaust gas treating apparatus

#92
20090243150
2009-10-01

MANUFACTURING METHOD OF PLUGGED HONEYCOMB STRUCTURE

#93
20090241495
2009-10-01

Particulate filter

#94
20090239744
2009-09-24

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE

#95
20090239740
2009-09-24

HONEYCOMB STRUCTURE

#96
20090239032
2009-09-24

Plugged honeycomb structure

#97
20090239028
2009-09-24

HONEYCOMB STRUCTURE

#98
20090238732
2009-09-24

Honeycomb filter, exhaust gas purifying apparatus and method for manufacturing honeycomb filter

#99
20090226348
2009-09-10

Honeycomb filter and exhaust gas purification system

#100
20090214406
2009-08-27

Catalytic converter with improved start-up behaviour

#101
20090205303
2009-08-20

PLUGGED HONEYCOMB STRUCTURE

#102
20090202402
2009-08-13

Honeycomb structure, exhaust gas purifying apparatus and method for manufacturing honeycomb structure

#103
20090193775
2009-08-06

PLUGGED HONEYCOMB STRUCTURE

#104
20090188219
2009-07-30

Air cleaner element

#105
20090186188
2009-07-23

Honeycomb segment with spacer and honeycomb structure

#106
20090176053
2009-07-09

Honeycomb structure, honeycomb catalytic body and manufacturing method of the same

#107
20090136710
2009-05-28

Honeycomb structure and method for manufacturing same

#108
20090130378
2009-05-21

Honeycomb structure and method for manufacturing the same

#109
20090120081
2009-05-14

EXHAUST GAS TREATMENT SYSTEM

#110
20090118121
2009-05-07

Exhaust Emission Control Catalyst and Exhaust Emission Control System

#111
20090090089
2009-04-09

Resistive heater geometry and regeneration method for a diesel particulate filter

#112
20090072431
2009-03-19

Method for producing ceramic honeycomb filter

#113
20090049815
2009-02-26

Thin-walled porous ceramic wall-flow filter

#114
20090047188
2009-02-19

HONEYCOMB CATALYST STRUCTURE

#115
20090041635
2009-02-12

Fluid treatment device having a multiple ceramic honeycomb layered structure

#116
20090025349
2009-01-29

Ceramic honeycomb filter

#117
20090011181
2009-01-08

HONEYCOMB STRUCTURE BODY COMPOSED OF A PLURALITY OF HEXAGONAL CELLS

#118
20090011176
2009-01-08

Honeycomb structure and method of manufacturing the same

#119
20080318001
2008-12-25

Honeycomb structure and method for manufacturing honeycomb structure

#120
20080314032
2008-12-25

Segmented Particulate Filter For An Engine Exhaust Stream

#121
20080295469
2008-12-04

Honeycomb filter

#122
20080274020
2008-11-06

Carrier for exhaust-gas purification and exhaust-gas purifier having the carrier

#123
20080271422
2008-11-06

Honeycomb filter elements

#124
20080264010
2008-10-30

Honeycomb filter system

#125
20080241010
2008-10-02

EXHAUST GAS PURIFYING SYSTEM

#126
20080236122
2008-10-02

Honeycomb structure, method of manufacturing honeycomb structure, exhaust gas treating apparatus, and method of manufacturing exhaust gas treating apparatus

#127
20080236115
2008-10-02

HONEYCOMB FILTER AND EXHAUST GAS PURIFICATION DEVICE

#128
20080229732
2008-09-25

Exhaust emission control device

#129
20080220203
2008-09-11

Cell structure and method of manufacturing the same

#130
20080213485
2008-09-04

Method for manufacturing honeycomb filter for purifying exhaust gases

#131
20080209893
2008-09-04

Exhaust aftertreatment system having a diesel particulate filter manufactured for reducing thermal gradients

#132
20080202087
2008-08-28

Honeycomb structure

#133
20080202086
2008-08-28

Honeycomb filter

#134
20080190292
2008-08-14

Shielded regeneration heating element for a particulate filter

#135
20080190083
2008-08-14

Honeycomb structural body and exhaust gas treating apparatus

#136
20080190081
2008-08-14

Honeycomb structure and exhaust gas treatment device

#137
20080176029
2008-07-24

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

#138
20080176013
2008-07-24

HONEYCOMB STRUCTURE, METHOD FOR MANUFACTURING THE SAME, AND CASING

#139
20080160250
2008-07-03

Assembled honeycomb

#140
20080155952
2008-07-03

Production method of honeycomb filter and honeycomb filter

#141
20080155950
2008-07-03

Apparatus, system, and method for dispersing heat within a particulate filter

#142
20080141634
2008-06-19

Filtering structure, especially particle filter for exhaust gases of an internal combustion engine, and associated exhaust line

#143
20080128082
2008-06-05

Method for Manufacturing Plugged Honeycomb Structure

#144
20080124517
2008-05-29

Wall-flow honeycomb filter with hexagonal channel symmetry

#145
20080120950
2008-05-29

HONEYCOMB FILTER AND CERAMIC FILTER ASSEMBLY

#146
20080118701
2008-05-22

METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE, AND HONEYCOMB STRUCTURE

#147
20080116601
2008-05-22

Sealing method of honeycomb molded body, and method for manufacturing cell-sealed honeycomb fired body

#148
20080087007
2008-04-17

Particulate matter detection sensor

#149
20080086993
2008-04-17

Honeycomb structural body

#150
20080072573
2008-03-27

Monolithic element with reinforced corners for the filtration of particles

#151
20080004171
2008-01-03

High porosity filters for 4-way exhaust gas treatment

#152
20070294989
2007-12-27

Honeycomb structure and method of manufacturing the same

#153
20070277511
2007-12-06

Ceramic Honeycomb Filter, Exhaust Gas-Cleaning Apparatus, and Exhaust Gas-Cleaning Method

#154
20070240406
2007-10-18

Low temperature diesel particulate matter reduction system

#155
20070240396
2007-10-18

Ceramic filter

#156
20070234714
2007-10-11

Device for reducing particles of an exhaust gas, exhaust gas purification system and vehicle having the device or the system

#157
20070231538
2007-10-04

Honeycomb structure

#158
20070231533
2007-10-04

Radial cell ceramic honeycomb structure

#159
20070227129
2007-10-04

Particulate Filter

#160
20070227109
2007-10-04

Filter

#161
20070220855
2007-09-27

Manufacturing method of plugged honeycomb structure and plugged honeycomb structure

#162
20070212517
2007-09-13

Honeycomb structured body

#163
20070207070
2007-09-06

Catalytic exhaust filter device

#164
20070190289
2007-08-16

Ceramic honeycomb structural body

#165
20070184241
2007-08-09

Method for manufacturing plugged honeycomb structure

#166
20070180804
2007-08-09

Plugged honeycomb structure

#167
20070175178
2007-08-02

Ceramic honeycomb structure having reduced stress web-skin joints

#168
20070169453
2007-07-26

Honeycomb filter

#169
20070160943
2007-07-12

Monolith for use in regenerative oxidizer systems

#170
20070158879
2007-07-12

Ceramic honeycomb structure and its production method and coating material used therefor

#171
20070144127
2007-06-28

Block for filtering particles contained in exhaust gases of an internal combustion engine

#172
20070137158
2007-06-21

Honeycomb filters with reduced number of unplugged partial peripheral cells and methods of manufacturing same

#173
20070130897
2007-06-14

Honeycomb structured body, method for manufacturing honeycomb structured body, and exhaust gas purifying device

#174
20070128405
2007-06-07

Honeycomb structured body, method for manufacturing honeycomb structured body and exhaust gas purifying device

#175
20070125053
2007-06-07

Honeycomb structure

#176
20070095038
2007-05-03

Filtration structure, in particular a particulate filter for exhaust gases of an internal combustion engine and a reinforcement element intended for such a structure

#177
20070092693
2007-04-26

Honeycomb structure

#178
20070092691
2007-04-26

Honeycomb structure and method of manufacturing the same

#179
20070059483
2007-03-15

Ceramic honeycomb structure body and method of manufacturing the same

#180
20070054803
2007-03-08

Honeycomb structure and honeycomb catalytic body

#181
20070051081
2007-03-08

Ceramic filter

#182
20070048494
2007-03-01

Honeycomb structure and honeycomb catalytic body

#183
20070004592
2007-01-04

Honeycomb structured body and exhaust gas converting apparatus

#184
20060292342
2006-12-28

Honeycomb structure

#185
20060292341
2006-12-28

Honeycomb structure

#186
20060292340
2006-12-28

Honeycomb structure, honeycomb structure aggregate, and honeycomb structure catalyst

#187
20060292337
2006-12-28

Honeycomb structure

#188
20060292336
2006-12-28

Honeycomb structured body and method of manufacturing the same

#189
20060292334
2006-12-28

Honeycomb structure

#190
20060292331
2006-12-28

Honeycomb structured body, manufacturing device of honeycomb structured body and manufacturing method of honeycomb structured body

#191
20060292330
2006-12-28

Honeycomb structured body

#192
20060292044
2006-12-28

Honeycomb structured body

#193
20060263573
2006-11-23

Honeycomb structure

#194
20060257620
2006-11-16

Method for manufacturing honeycomb formed article, method for manufacturing honeycomb filter, and honeycomb filter

#195
20060249888
2006-11-09

Exhaust gas purifying filter with reinforced peripheral area and method for manufacturing the same

#196
20060245986
2006-11-02

Exhaust system with spin-capture retention of aftertreatment element

#197
20060216464
2006-09-28

Ceramic filter

#198
20060213164
2006-09-28

Method for manufacturing plugged honeycomb structure

#199
20060213163
2006-09-28

Ceramic filter for exhaust gas emission control

#200
20060210765
2006-09-21

Honeycomb structure

#201
20060198984
2006-09-07

Honeycomb structure

#202
20060194018
2006-08-31

Honeycomb structured body

#203
20060188415
2006-08-24

Honeycomb structured body

#204
20060185336
2006-08-24

Air filter sheet, process for manufacturing same, and air filter

#205
20060185335
2006-08-24

Method of manufacturing plugged honeycomb structure, and plugged honeycomb structure

#206
20060177629
2006-08-10

Honeycomb structural body and sealing material layer

#207
20060172113
2006-08-03

Honeycomb structure

#208
20060168928
2006-08-03

Filter unit for filtering particles contained in exhaust gas of an internal combusting engine

#209
20060168927
2006-08-03

Ceramic honeycomb filter and its production method

#210
20060159602
2006-07-20

Honeycomb structural body

#211
20060156702
2006-07-20

Method and apparatus for filtering exhaust particulates

#212
20060150598
2006-07-13

Sealed honeycomb structure and method of producing the same

#213
20060150597
2006-07-13

Honeycomb structure and method of manufacturing the same

#214
20060144027
2006-07-06

Ceramic filter structure

#215
20060120937
2006-06-08

Multi-functional substantially fibrous mullite filtration substrates and devices

#216
20060107627
2006-05-25

Industrial scale honeycomb type dust collector

#217
20060105139
2006-05-18

Ceramic honeycomb structure, process for producing the same and coat material for use in the production

#218
20060093784
2006-05-04

Honeycomb structural body

#219
20060059878
2006-03-23

Filter block for filtering particles contained in the exhaust gas of a combustion engine

#220
20060032203
2006-02-16

Honeycomb structural body

#221
20060029769
2006-02-09

Plugged honeycomb structure and method of manufacturing the same

#222
20060029526
2006-02-09

Exhaust gas purification filter for diesel internal combustion engine and method for manufacturing the same and exhaust gas purification apparatus

#223
20060021310
2006-02-02

Honeycomb filter and ceramic filter assembly

#224
20060019061
2006-01-26

Honeycomb structured body and exhaust gas purifying device

#225
20060010843
2006-01-19

Plasma particulate filter

#226
20060008396
2006-01-12

Exhaust gas post treatment arrangement

#227
20050279693
2005-12-22

Ceramic filter

#228
20050274097
2005-12-15

Diesel particulate filter with filleted corners

#229
20050274096
2005-12-15

Plugged honeycomb structure and method of manufacturing the same

#230
20050266992
2005-12-01

Honeycomb structure

#231
20050247038
2005-11-10

Honeycomb structural body and manufacturing method thereof

#232
20050229565
2005-10-20

Honeycomb structural body, manufacturing method of the honeycomb structural body, and exhaust gas purifying device

#233
20050217227
2005-10-06

Device for cleaning vehicular exhaust gas, in particular a diesel exhaust particle filter, and vehicle comprising such device

#234
20050214503
2005-09-29

Honeycomb structural body

#235
20050210848
2005-09-29

Honeycomb structure and method of manufacturing the same

#236
20050180898
2005-08-18

Honeycomb filter for clarification of exhaust gas

#237
20050173332
2005-08-11

Method and device for sealing end portion of porous structure, and porous structure sealed at end portion

#238
20050170953
2005-08-04

Exhaust-gas purifying catalyst

#239
20050169819
2005-08-04

Honeycomb filter for purifying exhaust gas

#240
20050166562
2005-08-04

Asymmetric honeycomb wall-flow filter having improved structural strength

#241
20050163675
2005-07-28

Exhaust gas purifying filter and method of manufacturing the same

#242
20050161148
2005-07-28

Method of manufacturing ceramic honeycomb structural body, and ceramic honeycomb structural body

#243
20050138908
2005-06-30

Honeycomb filter and method of manufacturing the same

#244
20050129907
2005-06-16

Honeycomb structure

#245
20050129590
2005-06-16

Honeycomb structural body, method of manufacturing the structural body, and catalyst body using the structural body

#246
20050126140
2005-06-16

Honeycomb filter

#247
20050120691
2005-06-09

Exhaust gas purifying filter

#248
20050102984
2005-05-19

Filtering body comprising a plurality of filtering units, in particular designed for a particulate filter

#249
20050095179
2005-05-05

Honeycomb structure, method of manufacturing the structure, and exhaust emission control system

#250
20050076627
2005-04-14

Honeycomb filter

#251
20050066639
2005-03-31

Asymmetric honeycomb wall-flow filter having improved structural strength

#252
20050056593
2005-03-17

Filtration method

#253
20050050870
2005-03-10

Method and apparatus for filtering exhaust particulates

#254
20050050845
2005-03-10

Honeycomb structure

#255
20050016141
2005-01-27

Filter

#256
20050016140
2005-01-27

Honeycomb structure

#257
20050011174
2005-01-20

Honeycomb structure