ClassID:

138054

F01N2330/34 - CPC Classification

Classification description:

Structure of catalyst support or particle filter; Honeycomb supports characterised by their structural details with flow channels of polygonal cross section

Recent Application in this class:
#1
20250347243
2025-11-13

EXHAUST PURIFICATION APPARATUS

#2
20240133331
2024-04-25

Catalyst support and induction heating catalyst system

#3
20240133330
2024-04-25

Catalyst support and induction heating catalyst system

#4
20230392528
2023-12-07

ELECTRICALLY POWERED CATALYST HEATER FOR FLUID TREATMENT SYSTEMS

#5
20230390752
2023-12-07

HONEYCOMB STRUCTURE

#6
20230294324
2023-09-21

Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereof

#7
20230201771
2023-06-29

Composite structures, heater apparatus, fast light-off exhaust aftertreatment systems, and methods of manufacturing and using same

#8
20230193806
2023-06-22

Catalyst support and induction heating catalyst system

#9
20230110252
2023-04-13

HONEYCOMB PLUGGING APPARATUS AND METHODS PROVIDING REDUCED SLUMP

#10
20230030980
2023-02-02

Composite structures, heater apparatus, fast light-off exhaust aftertreatment systems, and methods of manufacturing and using same

#11
20230003150
2023-01-05

Lean NOtrap plus low temperature NOadsorber system for low temperature NOtrapping

#12
20220298947
2022-09-22

HONEYCOMB SUBSTRATE WITH ELECTRODE

#13
20220250037
2022-08-11

EXHAUST GAS PURIFICATION CATALYST DEVICE

#14
20220127987
2022-04-28

Palladium diesel oxidation catalyst

#15
20220126230
2022-04-28

Plugged honeycomb bodies, extrusion dies and methods of manufacturing thereof

#16
20220118391
2022-04-21

HONEYCOMB STRUCTURE AND EXHAUST GAS PURIFYING DEVICE

#17
20220008858
2022-01-13

Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereof

#18
20210404356
2021-12-30

Asymmetrical channel structure of particulate trap filter body

#19
20210154612
2021-05-27

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

#20
20210033009
2021-02-04

EXHAUST GAS CONTROL APPARATUS, EXHAUST GAS CONTROL SYSTEM AND METHOD FOR PRODUCING EXHAUST GAS CONTROL APPARATUS

#21
20200300138
2020-09-24

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

#22
20200230587
2020-07-23

Ceramic honeycomb bodies and method for canning thereof

#23
20200191037
2020-06-18

METHOD FOR OPTIMIZING EXHAUST FLOW THROUGH AN EMISSIONS CONTROL SUBSTRATE TOWARDS AN EXHAUST SENSOR

#24
20200131960
2020-04-30

CATALYTIC DEVICE AND EXHAUST GAS PURIFICATION SYSTEM

#25
20190374896
2019-12-12

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

#26
20190353074
2019-11-21

Honeycomb structure

#27
20190338688
2019-11-07

Gaseous emissions treatment structures

#28
20190331013
2019-10-31

Palladium diesel oxidation catalyst

#29
20190283012
2019-09-19

Honeycomb structure

#30
20190201825
2019-07-04

Method and apparatus for producing ceramic honeycomb filter

#31
20190160456
2019-05-30

Honeycomb structure

#32
20190126186
2019-05-02

Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereof

#33
20190003359
2019-01-03

PARTICULATE FILTER

#34
20180280963
2018-10-04

Honeycomb structure

#35
20180280962
2018-10-04

Honeycomb structure

#36
20180280961
2018-10-04

Honeycomb structure

#37
20180280960
2018-10-04

Honeycomb structure

#38
20180280959
2018-10-04

Honeycomb structure

#39
20180280958
2018-10-04

Honeycomb structure

#40
20180280957
2018-10-04

Honeycomb structure

#41
20180280956
2018-10-04

Honeycomb structure

#42
20180280860
2018-10-04

Honeycomb filter

#43
20180264456
2018-09-20

Honeycomb structure

#44
20180106174
2018-04-19

Exhaust gas purification catalyst

#45
20180104635
2018-04-19

Plugged honeycomb structure

#46
20180099241
2018-04-12

Plugged honeycomb structure

#47
20180099240
2018-04-12

Plugged honeycomb structure

#48
20180073405
2018-03-15

GASOLINE PARTICULATE FILTER AND EXHAUST SYSTEM HAVING THE SAME

#49
20180023445
2018-01-25

Catalytic converters having non-linear flow channels

#50
20170355164
2017-12-14

Honeycomb structure

#51
20170354911
2017-12-14

Exhaust gas filter

#52
20170314436
2017-11-02

Plugged honeycomb structure and method for forming plugged honeycomb structure

#53
20170298798
2017-10-19

Honeycomb structure body and method of designing honeycomb structure body

#54
20170282109
2017-10-05

Plugged honeycomb structure

#55
20170232377
2017-08-17

Plugged honeycomb structure

#56
20170204760
2017-07-20

Honeycomb structure

#57
20170204759
2017-07-20

Honeycomb structure

#58
20170175609
2017-06-22

Catalytic converters having non-linear flow channels

#59
20170173574
2017-06-22

Honeycomb fired body, honeycomb filter, and method for producing honeycomb fired body

#60
20170157559
2017-06-08

Temperature maintenance and regulation of vehicle exhaust catalyst systems with phase change materials

#61
20170157548
2017-06-08

Honeycomb monolith structure

#62
20170130626
2017-05-11

Honeycomb filter

#63
20170122161
2017-05-04

Engine exhaust apparatus

#64
20170122160
2017-05-04

Muffler integrated type gasoline particulate filter

#65
20170065919
2017-03-09

Honeycomb Filter, and Method for Manufacturing Honeycomb Filter

#66
20160346776
2016-12-01

Honeycomb structure

#67
20160298512
2016-10-13

Exhaust gas purification device and particulate filter

#68
20160296873
2016-10-13

Exhaust gas purification device and particulate filter

#69
20160273426
2016-09-22

Honeycomb filter

#70
20160263567
2016-09-15

Honeycomb structure

#71
20160243785
2016-08-25

Honeycomb structure

#72
20160160720
2016-06-09

Particulate filter

#73
20160158965
2016-06-09

Method for producing honeycomb structure, jig, and honeycomb structure

#74
20160067690
2016-03-10

Exhaust gas purification catalyst and production method thereof

#75
20160001226
2016-01-07

Hexagonal oxidation catalyst

#76
20150377109
2015-12-31

Honeycomb structure body and method of designing honeycomb structure body

#77
20150337711
2015-11-26

Catalytic converter apparatus

#78
20150336094
2015-11-26

Honeycomb monolith structure

#79
20150306543
2015-10-29

Catalytic converter substrate

#80
20150283504
2015-10-08

Temperature maintenance and regulation of vehicle exhaust catalyst systems with phase change materials

#81
20150226145
2015-08-13

Control system for internal combustion engine

#82
20150096275
2015-04-09

Honeycomb filter

#83
20150096274
2015-04-09

Honeycomb filter

#84
20150086748
2015-03-26

Honeycomb structure

#85
20150072104
2015-03-12

Honeycomb structure

#86
20150059306
2015-03-05

HONEYCOMB STRUCTURE

#87
20150037532
2015-02-05

Honeycomb filter

#88
20150037220
2015-02-05

Honeycomb filter

#89
20150033691
2015-02-05

Honeycomb filter

#90
20150005153
2015-01-01

Honeycomb structural body

#91
20150004353
2015-01-01

Honeycomb structural body

#92
20140298779
2014-10-09

Wall flow type exhaust gas purification filter

#93
20140290197
2014-10-02

Honeycomb structure

#94
20140127455
2014-05-08

Honeycomb structure

#95
20140099246
2014-04-10

Catalytic converter apparatus

#96
20140072491
2014-03-13

Catalytic converter apparatus

#97
20140010720
2014-01-09

Honeycomb structure

#98
20130239532
2013-09-19

Filter element

#99
20130136663
2013-05-30

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

#100
20130055694
2013-03-07

Ceramic honeycomb structures

#101
20130028819
2013-01-31

CATALYTIC CONVERTER APPARATUS

#102
20120315200
2012-12-13

Substrate fabrication

#103
20120270010
2012-10-25

Honeycomb structure

#104
20120230881
2012-09-13

Honeycomb filters for reducing NOand particulate matter in diesel engine exhaust

#105
20120031062
2012-02-09

Honeycomb structural body

#106
20110085953
2011-04-14

Exhaust gas purifying apparatus and method for purifying exhaust gas

#107
20110048388
2011-03-03

HEAT ACCUMULATION ELEMENT

#108
20100269697
2010-10-28

GAS FILTRATION STRUCTURE WITH ASYMMETRICAL HEXAGONAL CHANNELS

#109
20100255250
2010-10-07

Honeycomb structural body

#110
20100212302
2010-08-26

Monolith, catalyst convertor for purifying exhaust gas using the same and method for manufacturing the catalyst convertor

#111
20100180560
2010-07-22

Device for Exhaust Gas Aftertreatment

#112
20100160158
2010-06-24

HEXAGONAL-CELL HONEYCOMB CARRIER BODY AND HEXAGONAL-CELL HONEYCOMB CATALYST BODY

#113
20100062213
2010-03-11

Hexagonal cell honeycomb structure body

#114
20100050598
2010-03-04

Catalytic converter apparatus

#115
20100044300
2010-02-25

Honeycomb Structure and Purifying Apparatus

#116
20090280292
2009-11-12

Plugged honeycomb structure

#117
20090011181
2009-01-08

HONEYCOMB STRUCTURE BODY COMPOSED OF A PLURALITY OF HEXAGONAL CELLS

#118
20090010815
2009-01-08

Hexagonal-cell honeycomb catalyzer for purifying exhaust gas

#119
20080264012
2008-10-30

Filtering block with fins for filtering particles contained in an internal combustion engine exhaust gases

#120
20080261806
2008-10-23

Catalyst supporting honeycomb and method of manufacturing the same

#121
20080124517
2008-05-29

Wall-flow honeycomb filter with hexagonal channel symmetry

#122
20080086993
2008-04-17

Honeycomb structural body

#123
20080085394
2008-04-10

Honeycomb structure

#124
20080081010
2008-04-03

Modular system and method for the catalytic treatment of a gas stream

#125
20080035418
2008-02-14

Exhaust sound and emission control systems

#126
20070227109
2007-10-04

Filter

#127
20070199643
2007-08-30

Opening-sealing apparatus for honeycomb molded body, opening-sealing apparatus for honeycomb fired body, method of filling plug material paste, and method of manufacturing honeycomb structured body

#128
20070128405
2007-06-07

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

#129
20060292336
2006-12-28

Honeycomb structured body and method of manufacturing the same

#130
20060269722
2006-11-30

Honeycomb structured body

#131
20060266026
2006-11-30

Exhaust system, and engine device and vehicle with the same

#132
20060213163
2006-09-28

Ceramic filter for exhaust gas emission control

#133
20060194018
2006-08-31

Honeycomb structured body

#134
20060188415
2006-08-24

Honeycomb structured body

#135
20060093784
2006-05-04

Honeycomb structural body

#136
20060073970
2006-04-06

Honeycomb structure body

#137
20060068159
2006-03-30

Honeycomb structure

#138
20060032203
2006-02-16

Honeycomb structural body

#139
20050279571
2005-12-22

Exhaust sound and emission control systems

#140
20050235621
2005-10-27

Honeycomb structural body

#141
20050191461
2005-09-01

Honeycomb filter and exhaust gas treatment apparatus

#142
20050181172
2005-08-18

Ceramics honeycomb structural body and method of manufacturing the structural body

#143
20050016141
2005-01-27

Filter

#144
20050016140
2005-01-27

Honeycomb structure

#145
20050011174
2005-01-20

Honeycomb structure