ClassID:

138160

F01N2530/04 - CPC Classification

Classification description:

Selection of materials for tubes, chambers or housings; Corrosion resistive metals Steel alloys, e.g. stainless steel

Recent Application in this class:
#1
20260132729
2026-05-14

HEAT-RESISTANT, AUSTENITIC CAST STEEL, AND EXHAUST MEMBER MADE THEREOF

#2
20260055493
2026-02-26

ULTRA-PURE FERRITIC STAINLESS STEEL AND ITS MANUFACTURING METHOD AND USE

#3
20230383682
2023-11-30

DEVICE AND METHOD FOR SUPPRESSING FORMATION OF HIGH-MELTING-POINT PIPE-CLOGGING SUBSTANCE

#4
20230279797
2023-09-07

SOUND ABSORBING ELEMENT WITH LOW PROFILE MICRO-LOUVER SLITS AND MUFFLER ASSEMBLY USING THE SAME

#5
20230272730
2023-08-31

Diesel exhaust fluid injection shield and diesel exhaust fluid injection system

#6
20210230725
2021-07-29

AUSTENITIC STAINLESS STEEL SHEET

#7
20200386139
2020-12-10

Connector for a heatable fluid duct, in particular of an SCR system or a water injection system

#8
20200271033
2020-08-27

Connecting piece for fluid lines of an exhaust-gas aftertreatment system

#9
20200232378
2020-07-23

Diffusion surface alloyed metal exhaust component with welded edges

#10
20200232377
2020-07-23

Diffusion surface alloyed metal exhaust component with inwardly turned edges

#11
20200232376
2020-07-23

Diffusion Surface Alloyed Metal Exhaust Component

#12
20200157996
2020-05-21

Deposit reduction using interior surface finishing

#13
20190211737
2019-07-11

Muffler system

#14
20190154177
2019-05-23

Ti-containing ferritic stainless steel sheet for exhaust pipe flange member, production method, and flange member

#15
20190093192
2019-03-28

Ti-CONTAINING FERRITIC STAINLESS STEEL SHEET, MANUFACTURING METHOD, AND FLANGE

#16
20180291787
2018-10-11

Exhaust gas purification device and corresponding control process

#17
20180258807
2018-09-13

Muffler

#18
20180171858
2018-06-21

Corrosion resistant metal substrate

#19
20180058301
2018-03-01

Structure of warm-up catalytic converter for high-power engine

#20
20180044767
2018-02-15

FERRITIC STAINLESS STEEL SHEET

#21
20170321592
2017-11-09

Compact inline inlet with integrated cast ring

#22
20170198624
2017-07-13

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

#23
20170175217
2017-06-22

Hot rolled and annealed ferritic stainless steel sheet, method of producing same, and cold rolled and annealed ferritic stainless steel sheet

#24
20170164426
2017-06-08

AUSTENITIC STAINLESS STEELS INCLUDING MOLYBDENUM

#25
20170022861
2017-01-26

Exhaust silencer

#26
20160090952
2016-03-31

Solenoid fluid injector with corrosion prevention structure

#27
20160060720
2016-03-03

Stainless steel and method of manufacturing the same

#28
20150300235
2015-10-22

Exhaust manifold

#29
20150267597
2015-09-24

Exhaust manifold for exhaust system of a combustion engine

#30
20150086412
2015-03-26

Heat-resistant, austenitic cast steel having excellent machinability and exhaust member made thereof

#31
20150082776
2015-03-26

Method for improving durability of exhaust pipe

#32
20150068835
2015-03-12

Muffler shell for use in the exhaust system of a vehicle

#33
20150044085
2015-02-12

Ferritic stainless steel sheet

#34
20150010771
2015-01-08

Ferritic stainless steel foil

#35
20150008665
2015-01-08

Exhaust pipe spherical joint

#36
20140373980
2014-12-25

Ferrite-based stainless steel plate having excellent resistance against scale peeling, and method for manufacturing same

#37
20140216590
2014-08-07

Duct element for the exhaust system of a motor vehicle

#38
20140075927
2014-03-20

Collector for manifold pipes

#39
20130291524
2013-11-07

Exhaust gas after-treatment device for diesel engine

#40
20130196172
2013-08-01

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

#41
20130195713
2013-08-01

Heat-resistant, ferritic cast steel having excellent melt flowability, gas defect resistance, toughness and machinability, and exhaust member made thereof

#42
20130045127
2013-02-21

Austenitic cast iron, austenitic-cast-iron cast product and manufacturing process for the same

#43
20130025270
2013-01-31

Austenitic heat-resisting cast steel and exhaust manifold using the same

#44
20130004361
2013-01-03

Ferrite-based stainless steel for use in components of automobile exhaust system

#45
20120267001
2012-10-25

HEAT RESISTANT TITANIUM ALLOY MATERIAL FOR EXHAUST SYSTEM PART USE EXCELLENT IN OXIDATION RESISTANCE, METHOD OF PRODUCTION OF HEAT RESISTANT TITANIUM ALLOY MATERIAL FOR EXHAUST SYSTEM PART USE EXCELLENT IN OXIDATION RESISTANCE, AND EXHAUST SYSTEM

#46
20110219757
2011-09-15

Muffler Draining Apparatus for Working Machine

#47
20110176954
2011-07-21

Ferritic Stainless Steel for Use as Conduit Members for Emission of Automotive Exhaust Gas

#48
20110132499
2011-06-09

Ferrite system heat-resistant cast steel and exhaust system component

#49
20110041945
2011-02-24

Automotive Exhaust Pipe

#50
20110008200
2011-01-13

Heat-resistance ferritic stainless steel

#51
20110000200
2011-01-06

Heat-resistant, austenitic cast steel and exhaust member made thereof

#52
20100307134
2010-12-09

Device and method for the reduction of emissions

#53
20100199843
2010-08-12

IMPACT DIESEL PARTICULATE FILTER

#54
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

#55
20100162692
2010-07-01

Single-wall manifold

#56
20100126159
2010-05-27

Valve for a motor vehicle exhaust silencer, and silencer comprising a valve of this type

#57
20100119404
2010-05-13

Ferritic Stainless Steel for Use as Conduit Members For Emission of Automotive Exhaust Gas

#58
20100047619
2010-02-25

Welding wire and vehicle component manufactured using the same

#59
20100005793
2010-01-14

Exhaust component assemblies with divider plates

#60
20090320448
2009-12-31

HOUSING MATERIAL OF AN EXHAUST GAS TREATMENT COMPONENT

#61
20090120536
2009-05-14

Ferritic Stainless steel material for automobile exhaust gas passage components

#62
20090053093
2009-02-26

Ferritic Stainless Steel for Use as Conduit Members For Emission of Automotive Exhaust Gas

#63
20080267808
2008-10-30

High Alloy Iron, Use of the Material for Structural Components that are Subject to High Thermal Stress and Corresponding Structural Component

#64
20080066446
2008-03-20

Impact diesel particulate filter

#65
20080053068
2008-03-06

Device & Method for the Reduction of Emissions

#66
20070261387
2007-11-15

MOTORCYCLE EXHAUST ENHANCEMENT DEVICE

#67
20070217941
2007-09-20

High-Cr, high-Ni, heat-resistant, austenitic cast steel and exhaust equipment members formed thereby

#68
20070215252
2007-09-20

Ferritic stainless steel cast iron, cast part using the ferritic stainless steel cast iron, and process for producing the cast part

#69
20070084171
2007-04-19

Pollution controll element-retaining member and pollution control device

#70
20070065350
2007-03-22

Catalyst carrier body for a catalytic converter to be installed close to an engine, catalytic converter, exhaust system and vehicle having the catalyst carrier body

#71
20070039317
2007-02-22

Exhaust apparatus for vehicle, and motorcycle having the same

#72
20060277902
2006-12-14

Exhaust components including high temperature divider plate assemblies

#73
20060233681
2006-10-19

Exhaust system and associated exhaust treatment device

#74
20060201653
2006-09-14

Waste gas heat exchanger

#75
20060000667
2006-01-05

Sound dampening assembly for automotive exhaust system

#76
20050210869
2005-09-29

Device for introducing fuel into an exhaust line

#77
20050175514
2005-08-11

Honeycomb filter for clarifying exhaust gas

#78
20050150716
2005-07-14

Exhaust apparatus for small-sized engine

#79
20050115763
2005-06-02

Motorcycle exhaust enhancers

#80
20050103567
2005-05-19

Exhaust muffler for internal combustion engines

#81
20050103003
2005-05-19

Exhaust gas muffler

#82
20050072143
2005-04-07

Air-gap manifold

#83
20050016137
2005-01-27

Filter control apparatus

#84
17410147
2022-11-22

Electrically-heated mix pipe for processing diesel exhaust fluid in a selective catalytic reduction system