ClassID:

137867

F01N3/281 - CPC Classification

Classification description:

Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus; Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support; Metal other than sintered metal Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates

Recent Application in this class:
#1
20250314187
2025-10-09

DEVICE FOR HEATING EXHAUST GAS WHICH CAN FLOW IN AN EXHAUST GAS LINE

#2
20250305434
2025-10-02

CATALYST DEVICE

#3
20250222443
2025-07-10

SCR Zeolite Catalysts for Reduced N2O Formation

#4
20250154890
2025-05-15

Catalytic wall-flow filter

#5
20240418115
2024-12-19

HONEYCOMB BODY FOR EXHAUST-GAS AFTERTREATMENT, HAVING SLOTTED METAL FOILS

#6
20230392535
2023-12-07

Honeycomb catalyst structure and SCR device

#7
20230015996
2023-01-19

Support pin for catalytic converter with electrical heating disk

#8
20220316379
2022-10-06

Electric heating type carrier and exhaust gas purification device

#9
20220297093
2022-09-22

CATALYST FOR REDUCING AMMONIA EMISSIONS

#10
20220297063
2022-09-22

Metal foil catalyst for the control of emissions from diesel engines

#11
20220235691
2022-07-28

Method for replacing an exhaust aftertreatment component

#12
20220178289
2022-06-09

Exhaust gas post-treatment device

#13
20210322924
2021-10-21

Metal foil catalyst for the control of emissions from diesel engines

#14
20210293170
2021-09-23

Electrically heatable heating disk for exhaust gas aftertreatment

#15
20210222600
2021-07-22

Electrically heatable heating disk

#16
20210197184
2021-07-01

Honeycomb body and method for producing the honeycomb body

#17
20210178379
2021-06-17

Catalyst having a metal honeycomb body

#18
20210068205
2021-03-04

Heating Element

#19
20210039080
2021-02-11

Exhaust gas purification catalyst

#20
20200398263
2020-12-24

Honeycomb filter and method for manufacturing honeycomb filters

#21
20200368735
2020-11-26

Exhaust gas purification device

#22
20200353411
2020-11-12

Exhaust gas purification catalyst

#23
20200340385
2020-10-29

Method for producing a honeycomb structure

#24
20200332695
2020-10-22

Apparatus and method for heating a device for exhaust gas after-treatment

#25
20200324240
2020-10-15

Honeycomb body for exhaust gas aftertreatment

#26
20200230586
2020-07-23

Exhaust-gas-purifying metal substrate and exhaust gas purification device using same

#27
20200018211
2020-01-16

Method for producing a honeycomb body

#28
20190388873
2019-12-26

Honeycomb filter

#29
20190383193
2019-12-19

Catalytic converter with electrically heatable heating plate

#30
20190368404
2019-12-05

SUPPORT FOR ELECTRIC HEATING TYPE CATALYST

#31
20190352236
2019-11-21

Honeycomb structure

#32
20190329234
2019-10-31

CATALYTIC METAL FIBER FELT AND ARTICLES MADE THEREFROM

#33
20190314790
2019-10-17

Microwave assisted and low-temperature fabrication of nanowire arrays on scalable 2D and 3D substrates

#34
20190314761
2019-10-17

Three-way catalyst for purifying gasoline engine exhaust gas

#35
20190301333
2019-10-03

Support for electric heating type catalyst

#36
20190262820
2019-08-29

Honeycomb structure

#37
20190262772
2019-08-29

Diesel oxidation catalyst and exhaust system

#38
20190262757
2019-08-29

Particulate filter for an internal combustion engine and method for producing such a particulate filter

#39
20190232258
2019-08-01

Catalyst for purification of exhaust gas from internal combustion engine and method for purification of exhaust gas using the catalyst

#40
20190218952
2019-07-18

Catalytic converter for classic cars

#41
20190211730
2019-07-11

Method For Producing A Honeycomb Body

#42
20190201845
2019-07-04

OXIDATION CATALYST FOR A DIESEL ENGINE EXHAUST

#43
20190193024
2019-06-27

Oxidation catalyst for a diesel engine exhaust

#44
20190178138
2019-06-13

Honeycomb body for exhaust gas aftertreatment

#45
20190170040
2019-06-06

Metallic film having applied flat electrical conductor and honeycomb body produced using said film

#46
20190170039
2019-06-06

Electrically heatable honeycomb body for exhaust gas treatment having a plurality of heating elements

#47
20190151829
2019-05-23

Exhaust gas purification underfloor catalyst and catalyst system

#48
20190143311
2019-05-16

CATALYST FOR LEAN BURN

#49
20190105636
2019-04-11

PLATINUM GROUP METAL CATALYSTS SUPPORTED ON LARGE PORE ALUMINA SUPPORT

#50
20190101036
2019-04-04

Process for manufacturing an exhaust system and exhaust system

#51
20190015824
2019-01-17

Catalyst carrier module for large-capacity catalytic reactor

#52
20180353903
2018-12-13

Diesel oxidation catalyst and exhaust system

#53
20180353902
2018-12-13

Diesel oxidation catalyst and exhaust system

#54
20180318796
2018-11-08

Method of Preparation of a Monolithic Catalyst for Selective Catalytic Reduction of Nitrogen Oxides

#55
20180291788
2018-10-11

Catalyst apparatus for internal combustion engine

#56
20180243734
2018-08-30

Honeycomb core for carrying catalyst and catalytic converter

#57
20180216513
2018-08-02

Swaged shell

#58
20180171858
2018-06-21

Corrosion resistant metal substrate

#59
20180163599
2018-06-14

Exhaust purifying apparatus

#60
20180161766
2018-06-14

Catalyst block

#61
20180133650
2018-05-17

Zeolite, method for producing zeolite, honeycomb catalyst using zeolite, and exhaust gas purifying apparatus

#62
20180128144
2018-05-10

Layer packet contacting for electrically heatable honeycomb body

#63
20180111115
2018-04-26

Zeolite, method for producing zeolite, honeycomb catalyst using zeolite, and exhaust gas purifying apparatus

#64
20180065085
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#65
20180065084
2018-03-08

DIESEL OXIDATION CATALYST AND EXHAUST SYSTEM

#66
20180023445
2018-01-25

Catalytic converters having non-linear flow channels

#67
20180021726
2018-01-25

Exhaust gas purification catalyst

#68
20180008931
2018-01-11

ELECTRO-CATALYTIC HONEYCOMB FOR EXHAUST EMISSIONS CONTROL AND MANUFACTURING METHOD THEREOF

#69
20180003096
2018-01-04

Exhaust gas cleaning component for cleaning the exhaust gases of an internal combustion engine

#70
20170226910
2017-08-10

Electrically heated catalyst

#71
20170218817
2017-08-03

Supporting structure, device for treating exhaust gases, and method for the production thereof

#72
20170218809
2017-08-03

Catalyst system for reducing nitrogen oxides

#73
20170198624
2017-07-13

Method for producing a corrosion resistant steel and corrosion resistant steel provided thereby

#74
20170175609
2017-06-22

Catalytic converters having non-linear flow channels

#75
20170106354
2017-04-20

Catalyst

#76
20170044954
2017-02-16

Method for influencing a fluid flow

#77
20170002711
2017-01-05

Metal substrate for catalytic converters

#78
20160231221
2016-08-11

Nanoparticle counting

#79
20160222851
2016-08-04

Exhaust gas purification catalyst device and exhaust gas purification method

#80
20150202611
2015-07-23

Diesel oxidation catalyst and exhaust system

#81
20150202600
2015-07-23

Diesel oxidation catalyst and exhaust system

#82
20150202572
2015-07-23

Diesel oxidation catalyst and exhaust system

#83
20150086804
2015-03-26

Conical honeycomb body having channels extending radially outward at an angle and honeycomb body assembly

#84
20150030509
2015-01-29

Electrically heatable honeycomb body assembly having an electrical connection of a plurality of sheet metal layers

#85
20150010771
2015-01-08

Ferritic stainless steel foil

#86
20140373513
2014-12-25

Honeycomb body for exhaust-gas aftertreatment, method for producing a honeycomb body and motor vehicle having a honeycomb body

#87
20140342902
2014-11-20

Production method of base metal catalyst for exhaust gas purification

#88
20140322090
2014-10-30

Electrically heatable honeycomb body with multiple sheet metal layers electrically connected with a connecting pin

#89
20140290229
2014-10-02

Supporting pin for an electrically heatable honeycomb body

#90
20140287914
2014-09-25

Stainless steel foil and catalyst carrier for exhaust gas purifying device using the foil

#91
20140260219
2014-09-18

Process for producing a diffusion barrier layer and process for producing an exhaust gas treatment unit

#92
20140242406
2014-08-28

Catalyst device for exhaust gas

#93
20140241951
2014-08-28

Exhaust-gas treatment device

#94
20140170032
2014-06-19

Metal filter for purifying exhaust gas from ship, and preparation method thereof

#95
20130269326
2013-10-17

Exhaust system with HC adsorber and parallel exhaust-gas catalytic converter, and vehicle having an exhaust system of said type

#96
20130196172
2013-08-01

Stainless steel foil and catalyst carrier for exhaust gas purifying device using the foil

#97
20130095003
2013-04-18

Exhaust-gas treatment unit having high-temperature-resistant component of high-grade steel with a cobalt-containing coating and method for producing such an exhaust-gas treatment unit

#98
20130028808
2013-01-31

Large-capacity metal catalyst carrier and catalytic converter using same

#99
20120255285
2012-10-11

Electronically heated selective catalytic reduction (SCR) device

#100
20120247076
2012-10-04

Honeycomb unit for exhaust emission control

#101
20120117956
2012-05-17

Latent heat storage catalyst for an exhaust system in an internal combustion engine

#102
20120097659
2012-04-26

HONEYCOMB BODY HEATABLE IN MULTIPLE STAGES, METHOD FOR HEATING A HONEYCOMB BODY AND MOTOR VEHICLE

#103
20120064360
2012-03-15

Sheet-metal layer with anti-diffusion structures and metallic honeycomb body with at least one such sheet-metal layer

#104
20120060457
2012-03-15

Coated honeycomb body and method for producing a coated honeycomb body

#105
20110223067
2011-09-15

Thermal management exhaust treatment device and method of manufacture

#106
20110217215
2011-09-08

Substrate having porous sheet(s) for treating exhaust gases of combustion engines

#107
20110214411
2011-09-08

DEVICE FOR THE PURIFICATION OF EXHAUST GASES AND MOTOR VEHICLE HAVING THE DEVICE

#108
20110150718
2011-06-23

EXHAUST-GAS TREATMENT UNIT HAVING METAL FOILS OF SMALL MATERIAL THICKNESS AND METHOD FOR PRODUCING THE SAME

#109
20110146251
2011-06-23

Exhaust system for a vehicle having a “stop-start” compression ignition engine

#110
20110120069
2011-05-26

Metallic honeycomb body with defined connecting points and motor vehicle having the honeycomb body

#111
20110105317
2011-05-05

Honeycomb body having radially differently configured connecting points

#112
20110104016
2011-05-05

Honeycomb body with connection-free region, exhaust-gas purification unit and motor vehicle

#113
20110100744
2011-05-05

Honeycomb body formed of metallic foils, method for the production thereof and motor vehicle

#114
20110072805
2011-03-31

ELECTRICALLY HEATED DIESEL OXIDATION CATALYST

#115
20110067371
2011-03-24

Honeycomb body, method for producing a brazed honeycomb body and exhaust gas treatment component

#116
20110061366
2011-03-17

System for exhaust gas purification and method of controlling the same

#117
20110033345
2011-02-10

Honeycomb body with flexibility zones, exhaust-gas purification unit and motor vehicle

#118
20110033344
2011-02-10

Honeycomb body with flexible connecting points, exhaust-gas treatment unit and motor vehicle

#119
20110016858
2011-01-27

Latent heat storage device

#120
20100331180
2010-12-30

Honeycomb body with structured sheet metal material and particle separator, catalyst carrier body and motor vehicle having the honeycomb body

#121
20100331173
2010-12-30

Catalytic converter support body

#122
20100326059
2010-12-30

SELECTIVE CATALYTIC REDUCTION EXHAUST AFTERTREATMENT SYSTEM AND ENGINE INCORPORATING THE SAME

#123
20100298130
2010-11-25

Metal carrier catalyst for cleaning exhaust gas

#124
20100222216
2010-09-02

Metal honeycomb-shaped catalyzer carrier

#125
20100196735
2010-08-05

Metallic foil for producing honeycomb bodies, honeycomb body produced therefrom and method of producing a honeycomb body using a foil

#126
20100184590
2010-07-22

Honeycomb body having a metallic foil with an oxide coat, foil having an oxide coat and method for producing an oxide coat on a metallic foil

#127
20100133251
2010-06-03

Device having a large electrically heatable honeycomb body and motor vehicle having at least one such device

#128
20090291849
2009-11-26

CATALYST CARRIER BODY WITH PASSIVATION LAYER

#129
20090266061
2009-10-29

EXHAUST EMISSION CONTROL DEVICE

#130
20090246454
2009-10-01

Honeycomb structure

#131
20090214406
2009-08-27

Catalytic converter with improved start-up behaviour

#132
20090193643
2009-08-06

Method and Jig for Manufacturing Metallic Catalyst Carrier

#133
20090148357
2009-06-11

APPARATUS AND CATALYST FOR PURIFYING EXHAUST GAS

#134
20080286167
2008-11-20

Catalyst Apparatus

#135
20080282843
2008-11-20

Process for Removal of the Catalytic Coating Material from Spent, Defective or Unused Metal Support Catalytic Converters

#136
20080261068
2008-10-23

Honeycomb body for an exhaust gas treatment unit

#137
20080247919
2008-10-09

Calibrated catalyst carrier body with corrugated casing

#138
20080217315
2008-09-11

Electrically heatable honeycomb body and method for operating it

#139
20080213614
2008-09-04

Honeycomb body with an end-side brazing zone, exhaust-gas treatment component and motor vehicle having a honeycomb body and method for producing a honeycomb body

#140
20080206514
2008-08-28

Non-cylindrical catalytic-converter carrier element and tool, and method for manufacturing it

#141
20080182066
2008-07-31

Apparatus and Process for Producing Metallic Honeycomb Bodies with at Least One Shaping Segment, Honeycomb Structure Produced by the Apparatus or the Process and Vehicle Having the Honeycomb Structure

#142
20080175776
2008-07-24

Method for reducing a particle and nitrogen oxide proportion in an exhaust gas flow of an internal combustion engine and corresponding exhaust gas treatment unit

#143
20080118700
2008-05-22

Honeycomb Metal Carrier and Method of Producing the Same

#144
20080113209
2008-05-15

METAL REACTOR CELL AND MANUFACTURING METHOD THEREOF

#145
20080083214
2008-04-10

Honeycomb body with fissured end sides

#146
20080072578
2008-03-27

Treatment Systems and Methods for Internal Combustion Engine Exhaust Streams

#147
20080008631
2008-01-10

Exhaust gas system with two exhaust gas treatment units

#148
20070295002
2007-12-27

Motorcycle

#149
20070259198
2007-11-08

Joining material for positioning brazing material, process for producing a honeycomb body, corresponding honeycomb body and motor vehicle having a honeycomb body

#150
20070243116
2007-10-18

Metallic substrate system

#151
20070143999
2007-06-28

Method for producing a dimensionally accurate honeycomb body

#152
20070129244
2007-06-07

Exhaust gas purification apparatus for an internal combustion engine and a catalyst for purifying exhaust gas

#153
20070119053
2007-05-31

Method for restoring performance capabilities of exhaust gas treatment apparatus

#154
20070116977
2007-05-24

Honeycomb body consisting of layers comprising inverted sections and layers comprising counter-structures

#155
20070026252
2007-02-01

Metallic honeycomb structure

#156
20070012747
2007-01-18

Honeycomb structure and method for applying adhesive and brazing material to the structure

#157
20070009400
2007-01-11

Porous sheet and substrate having porous sheet(s) for treating exhaust gases of combustion engines

#158
20070009399
2007-01-11

Metal core auto exhaust purifier

#159
20060257297
2006-11-16

Honeycomb body having at least one space-saving measurement sensor, and corresponding lambda sensor

#160
20060248877
2006-11-09

Exhaust system and method for operating the same

#161
20060233680
2006-10-19

Honeycomb body with double tubular casing

#162
20060191982
2006-08-31

Process for producing a metallic honeycomb body with a layer length difference

#163
20060177365
2006-08-10

Method and device for treating automotive exhaust

#164
20060166029
2006-07-27

High Al stainless steel sheet and honeycomb bodies employing them

#165
20060160698
2006-07-20

Catalyst substrate support

#166
20060140826
2006-06-29

Exhaust manifold comprising aluminide on a metallic substrate

#167
20060107656
2006-05-25

Exhaust gas after-treatment unit with countercurrent housing and corresponding process for exhaust gas after-treatment

#168
20060096282
2006-05-11

Method and apparatus for purifying exhaust gases

#169
20060096093
2006-05-11

Metallic honeycomb structure and process for producing the same

#170
20060081922
2006-04-20

Method of controlling emissions from a diesel cycle internal combustion engine with perovskite-type metal oxide compounds

#171
20060053780
2006-03-16

Motorcycle exhaust system

#172
20060039837
2006-02-23

Multi-line exhaust system having at least one measurement sensor, honeycomb body having a recess for at least one measurement sensor, and method for operating a multi-line exhaust system

#173
20060029526
2006-02-09

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

#174
20060008399
2006-01-12

Reactor with primary and secondary channels

#175
20060008397
2006-01-12

Space-saving exhaust-gas aftertreatment unit with inflow and return-flow regions lying one inside the other and gas inlet and outlet on the same side

#176
20050282285
2005-12-22

Strategy for controlling NOx emissions and ammonia slip in an SCR system using a nonselective NOx/NH3

#177
20050268788
2005-12-08

Honeycomb body and method for treating a fluid

#178
20050214503
2005-09-29

Honeycomb structural body

#179
20050191220
2005-09-01

Process and apparatus for producing honeycomb bodies and honeycomb body produced by the process

#180
20050186127
2005-08-25

Catalyst carrier body with passivation layer and method for producing the same

#181
20050170957
2005-08-04

Metallic honeycomb body having at least partially perforated sheet-metal layers

#182
20050170953
2005-08-04

Exhaust-gas purifying catalyst

#183
20050143258
2005-06-30

Process and apparatus for spatially inhomogeneously coating a honeycomb body and inhomogeneously coated honeycomb body

#184
20050137087
2005-06-23

Metallic layer with regions of varying material thickness, method for producing such a metallic layer and honeycomb body at least partly produced from such metallic layers

#185
20050115070
2005-06-02

Metal carrier

#186
20050106084
2005-05-19

Catalyst carrier body with corrugated casing and process for producing the same

#187
20050096218
2005-05-05

Calibrated catalyst carrier body with corrugated casing and method for manufacturing the same

#188
20050095180
2005-05-05

Non-cylindrical catalytic-converter carrier element and tool, and method for manufacturing it

#189
20050054526
2005-03-10

Coated substrate and process of preparation thereof

#190
20050022382
2005-02-03

Process for producing a honeycomb body with a flange piece for a measurement sensor, and corresponding honeycomb body