ClassID:

119738

C22C33/08 - CPC Classification

Classification description:

Making ferrous alloys Making cast-iron alloys

Sub-classes:
Recent Application in this class:
#1
20260117348
2026-04-30

CAST IRON COMPRISING NIOBIUM PARTICLES AND METHOD FOR PRODUCING CAST IRON

#2
20250122600
2025-04-17

GRADE OF DUCTILE IRON WITH REINFORCED FERRITIC MATRIX

#3
20240247346
2024-07-25

FERROSILICON VANADIUM AND/OR NIOBIUM ALLOY, PRODUCTION OF A FERROSILICON VANADIUM AND/OR NIOBIUM ALLOY, AND THE USE THEREOF

#4
20240167126
2024-05-23

Spheroidal Graphite Cast Iron, Method for Manufacturing Spheroidal Graphite Cast Iron, and Spheroidizing Treatment Agent

#5
20240093337
2024-03-21

NON-MAGNESIUM PROCESS TO PRODUCE COMPACTED GRAPHITE IRON (CGI)

#6
20240052462
2024-02-15

Primary Carbide Refinement In Hypereutectic High Chromium Cast Irons

#7
20240035126
2024-02-01

METHOD FOR INCREASING THE QUALITY OF GRAPHITE BALLS

#8
20230160044
2023-05-25

Ferritic spheroidal graphite cast iron, differential case, and differential device

#9
20230086395
2023-03-23

Black Heart Malleable Cast Iron and Method for Producing Same

#10
20220364195
2022-11-17

METHOD OF MANUFACTURING CAM PIECE FOR CONTINUOUSLY VARIABLE VALVE DURATION AND CAM PIECE MANUFACTURED THEREFROM

#11
20220339685
2022-10-27

Centrifugally cast composite roll for hot rolling

#12
20220154316
2022-05-19

Steel Alloy, Use of Such a Steel Alloy, and Component

#13
20220090238
2022-03-24

Vermicular Cast Iron Alloy, Combustion Engine Block and Head

#14
20220064768
2022-03-03

STEEL RESISTANT TO SEAWATER CORROSION AND MANUFACTURING METHOD THEREFOR

#15
20220025829
2022-01-27

Cylinder liner and manufacturing method for same

#16
20210317541
2021-10-14

Iron-based alloy and method of manufacturing the same

#17
20210238702
2021-08-05

Tough And Corrosion Resistant White Cast Irons

#18
20210214812
2021-07-15

Method and apparatus for the production of cast iron, cast iron produced according to said method

#19
20210087658
2021-03-25

Non-magnesium process to produce compacted graphite iron (CGI)

#20
20210017633
2021-01-21

Gray cast iron alloy, and internal combustion engine head

#21
20200407811
2020-12-31

Cast iron inoculant and method for production of cast iron inoculant

#22
20200399726
2020-12-24

Cast iron inoculant and method for production of cast iron inoculant

#23
20200399725
2020-12-24

Cast iron inoculant and method for production of cast iron inoculant

#24
20200399724
2020-12-24

Cast iron inoculant and method for production of cast iron inoculant

#25
20200340069
2020-10-29

Cast iron inoculant and method for production of cast iron inoculant

#26
20200181726
2020-06-11

Method of manufacturing cam piece for continuously variable valve duration and cam piece manufactured therefrom

#27
20200080173
2020-03-12

Black heart malleable cast-iron and method for manufacturing same

#28
20200032377
2020-01-30

Vermicular cast iron alloy for internal combustion engine block and head

#29
20190360080
2019-11-28

ABRASIVE AND CORROSIVE WEAR-RESISTANT HIGH CHROMIUM CAST IRON AND PART OF A FLUE GAS DESULFURIZATION APPARATUS MADE OF SAME IRON

#30
20190211426
2019-07-11

Spheroidal graphite cast iron

#31
20190203308
2019-07-04

Cast iron inoculant and method for production of cast iron inoculant

#32
20190194771
2019-06-27

Self-lubricating rolling bearing and preparation method therefor

#33
20190185975
2019-06-20

Erosion and corrosion resistant white cast irons

#34
20190177821
2019-06-13

High-strength gray cast iron

#35
20190169705
2019-06-06

Cast iron inoculant and method for production of cast iron inoculant

#36
20190127813
2019-05-02

GRAY CAST IRON INOCULANT

#37
20190119795
2019-04-25

Method for producing an improved ductile iron alloy with pearlitic matrix

#38
20180305796
2018-10-25

Gray cast iron inoculant

#39
20180274047
2018-09-27

Method and apparatus for the production of cast iron, cast iron produced according to said method

#40
20170307294
2017-10-26

METHOD FOR CASTING IRON OR STEEL, A CHARGE FOR USE IN THE METHOD, AND A METHOD FOR PRODUCING A CHARGE

#41
20170298481
2017-10-19

Gray cast iron inoculant

#42
20170268082
2017-09-21

High strength cast iron for cylinder liners

#43
20170260608
2017-09-14

Cast-iron alloy, and corresponding part and production method

#44
20170073798
2017-03-16

Heat resistant spheroidal graphite cast iron, method of manufacturing the same and engine exhaust system part including the same

#45
20160315330
2016-10-27

Method for recycling used or discarded portable electric batteries

#46
20160244856
2016-08-25

Slide rings having a ledeburitic microstructure at the surface

#47
20160138139
2016-05-19

SPHEROIDIZING TREATMENT METHOD FOR MOLTEN METAL OF SPHEROIDAL GRAPHITE CAST IRON

#48
20160083812
2016-03-24

Physical property improvement of iron castings using carbon nanomaterials

#49
20160053351
2016-02-25

High-strength, high-damping-capacity cast iron

#50
20160047008
2016-02-18

Inoculant with surface particles

#51
20160032430
2016-02-04

Development of nanostructure austempered ductile iron with dual phase microstructure

#52
20160024623
2016-01-28

High strength nodular cast iron pole and preparation technology thereof

#53
20150368763
2015-12-24

High-strength flake graphite cast iron, manufacturing method thereof, and engine body for internal combustion engine including cast iron

#54
20150285378
2015-10-08

High modulus wear resistant gray cast iron for piston ring applications

#55
20150284830
2015-10-08

INOCULANT ALLOY FOR THICK CAST-IRON PARTS

#56
20150284829
2015-10-08

FINE-GRAINED HIGH CARBIDE CAST IRON ALLOYS

#57
20150267283
2015-09-24

Metal alloys for high impact applications

#58
20150144230
2015-05-28

Method for fabricating vane using a nodular graphite cast iron

#59
20150086410
2015-03-26

High rigid spheroidal graphite cast iron

#60
20150027399
2015-01-29

Method for manufacturing high strength flake graphite cast iron for an engine body and flake graphite cast iron for an engine body

#61
20140352851
2014-12-04

Spheroidal graphite cast iron having excellent strength and toughness and its production method

#62
20140348694
2014-11-27

Process for producing spheroidal-graphite cast iron, and spheroidal-graphite cast iron member obtained from said spheroidal-graphite cast iron

#63
20140318516
2014-10-30

Cylinder liner and cast iron alloy

#64
20140286819
2014-09-25

High strength flake graphite cast iron having excellent workability and preparation method thereof

#65
20140271330
2014-09-18

Method for producing spheroidal graphite cast iron and vehicle component using said spheroidal graphite cast iron

#66
20130263980
2013-10-10

Method for improving fatigue strength of cast iron material

#67
20130247634
2013-09-26

Method for improving fatigue strength of cast iron material

#68
20130134680
2013-05-30

High modulus wear resistant gray cast iron for piston ring applications

#69
20130122325
2013-05-16

Nodular graphite cast iron

#70
20130045127
2013-02-21

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

#71
20130037179
2013-02-14

Metal alloys for high impact applications

#72
20120301346
2012-11-29

CGI CAST IRON AND PRODUCTION METHOD FOR THE SAME

#73
20120301345
2012-11-29

PRODUCTION METHOD OF FLAKE GRAPHITE CAST IRON

#74
20120279349
2012-11-08

Inoculation process and device

#75
20120224992
2012-09-06

Alloys for hardbanding weld overlays

#76
20120055284
2012-03-08

PROCESS FOR PRODUCING SEMI-SOLIDIFIED SLURRY OF IRON ALLOY

#77
20120003115
2012-01-05

Process for production of semisolidified slurry of iron-base alloy and process for production of cast iron castings by using a semisolidified slurry

#78
20110303329
2011-12-15

Cast iron semi-finished product excellent in workability and method of production of the same

#79
20110041960
2011-02-24

HIGH RIGIDITY, HIGH DAMPING CAPACITY CAST IRON

#80
20110024540
2011-02-03

Blade made of steel alloy

#81
20100322813
2010-12-23

SiMo DUCTILE IRON CASTINGS IN GAS TURBINE APPLICATIONS

#82
20100239451
2010-09-23

Flake graphite cast iron and production method thereof

#83
20100172784
2010-07-08

Cast iron semi-finished product excellent in workability and method of production of the same

#84
20090123324
2009-05-14

Iron-Base Alloy Containing Chromium-Tungsten Carbide And a Method Of Producing It

#85
20080308193
2008-12-18

Heat-resistant cast iron and exhaust equipment member formed thereby

#86
20080274005
2008-11-06

Cast Iron With Improved High Temperature Properties

#87
20080006349
2008-01-10

Cast iron alloy containing boron

#88
20060292026
2006-12-28

Cast iron alloy containing boron

#89
20060266447
2006-11-30

Iron alloy containing molybdenum

#90
20060174982
2006-08-10

Heat treated valve guide and method of making

#91
20060157160
2006-07-20

Machinable austempered cast iron article having improved machinability, fatigue performance, and resistance to environmental cracking

#92
20060144478
2006-07-06

Cast iron billet excelling in workability and process for producing the same

#93
20060113055
2006-06-01

Inoculant products comprising bismuth and rare earths

#94
20060037675
2006-02-23

Method for production and forming of cast pieces of spheroidal graphite with improved mechanical properties

#95
20050103161
2005-05-19

Method for reuse of steel sheet scrap

#96
20050031015
2005-02-10

Method and a device for thermal analysis of cast iron