ClassID:

118988

C21D7/02 - CPC Classification

Classification description:

Modifying the physical properties of iron or steel by deformation by cold working

Sub-classes:
Recent Application in this class:
#1
20260022444
2026-01-22

METHOD FOR MANUFACTURING A METAL SHEET WITH A ZNAL COATING AND WITH OPTIMIZED WIPING, CORRESPONDING METAL SHEET, PART AND VEHICLE

#2
20260008119
2026-01-08

ELECTRICAL STEEL STRIP FRICTION STIR WELDING METHOD, METHOD OF PRODUCING ELECTRICAL STEEL STRIP, FRICTION STIR WELDING DEVICE, AND ELECTRICAL STEEL STRIP PRODUCTION DEVICE

#3
20250333825
2025-10-30

NEW DUPLEX STAINLESS STEEL

#4
20250313910
2025-10-09

MEDICAL INSTRUMENT AND METHOD FOR PRODUCING A MEDICAL INSTRUMENT

#5
20250242403
2025-07-31

HIGH-PRESSURE CARTRIDGE CASE

#6
20250065436
2025-02-27

ELECTRICAL STEEL STRIP FRICTION STIR WELDING METHOD AND METHOD OF PRODUCING ELECTRICAL STEEL STRIP

#7
20250043573
2025-02-06

COLD FORMED BEAM FOR STRUCTURES AND METHOD OF FORMING THE COLD FORMED BEAM

#8
20240408696
2024-12-12

ELECTRICAL STEEL STRIP FRICTION STIR WELDING METHOD, METHOD OF PRODUCING ELECTRICAL STEEL STRIP, FRICTION STIR WELDING DEVICE, AND ELECTRICAL STEEL STRIP PRODUCTION DEVICE

#9
20240287635
2024-08-29

METHOD FOR PREPARING TITANIUM-CONTAINING ULTRA-LOW-CARBON STEEL

#10
20240254606
2024-08-01

FERROUS ALLOY FOIL, MANUFACTURING METHOD THEREFOR, AND COMPONENT USING SAME

#11
20240240297
2024-07-18

METHOD FOR TREATING STEEL PARTS WHICH ARE ALREADY GALVANISED AND HAVE A ZINC LAYER, IN PARTICULAR FOR REPROCESSING USED GALVANISED STEEL PARTS, APPARATUS THEREFOR, AND REPROCESSED GALVANISED STEEL PART

#12
20240209486
2024-06-27

AUSTENITIC STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING THE SAME, AND DEVICE FOR HYDROGEN

#13
20240200199
2024-06-20

COATED FLAT STEEL PRODUCT AND METHOD FOR THE PRODUCTION THEREOF

#14
20240191320
2024-06-13

METHOD FOR MODIFYING FINISHED SURFACES WITH THE AIM OF IMPROVED SURFACE PROPERTIES

#15
20240042512
2024-02-08

Boron steel high-pressure cartridge case

#16
20230404703
2023-12-21

Medical Devices for Magnetic Resonance Imaging and Related Methods

#17
20230392226
2023-12-07

Hot-pressed member, steel sheet for hot pressing, and methods for producing the hot-pressed member and the steel sheet for hot pressing

#18
20230332282
2023-10-19

Superaustenitic Material

#19
20230243006
2023-08-03

DEHYDROGENATION METHOD FOR STEEL MATERIAL AND STEEL PRODUCT, AND PRODUCTION METHOD FOR STEEL MATERIAL AND STEEL PRODUCT

#20
20230178276
2023-06-08

Grain-oriented electrical steel sheet

#21
20230160046
2023-05-25

STEEL SHEET AND ENAMELED PRODUCT

#22
20230151472
2023-05-18

STEEL NEAR-NET-SHAPE MATERIAL AND METHOD FOR PRODUCING SAME

#23
20230119030
2023-04-20

METHOD FOR MANUFACTURING A METAL SHEET WITH A ZnAl COATING AND WITH OPTIMIZED WIPING, CORRESPONDING METAL SHEET, PART AND VEHICLE

#24
20230020467
2023-01-19

WIRE ROD AND COMPONENT, FOR COLD FORGING, EACH HAVING EXCELLENT DELAYED FRACTURE RESISTANCE CHARACTERISTICS, AND MANUFACTURING METHODS THEREFOR

#25
20220388574
2022-12-08

Forming sheet metal part for a vehicle frame and corresponding production method

#26
20220145436
2022-05-12

Superaustenitic Material

#27
20220097124
2022-03-31

Boron steel high-pressure cartridge case

#28
20220056561
2022-02-24

Ultra-low temperature forming method for ultra-thin curved part of high-strength aluminum alloy

#29
20210381071
2021-12-09

MEDICAL INSTRUMENT AND METHOD FOR PRODUCING A MEDICAL INSTRUMENT

#30
20210348255
2021-11-11

STEEL FOR MAKING ACID-GAS RESISTANT PART

#31
20210163080
2021-06-03

Welded steel part used as motor vehicle part, and method of manufacturing said welded steel part

#32
20200377981
2020-12-03

Fe-based amorphous alloy ribbon for Fe-based nanocrystalline alloy, and method for manufacturing the same

#33
20200370154
2020-11-26

NON-MAGNETIC AUSTENITIC STAINLESS STEEL HAVING IMPROVED STRENGTH AND SURFACE CONDUCTIVITY

#34
20200270732
2020-08-27

Method for manufacturing a metal sheet with a ZnAl coating and with optimized wiping, corresponding metal sheet, part and vehicle

#35
20200216924
2020-07-09

Method and device for work-hardening a crankshaft

#36
20200182319
2020-06-11

Cold-worked brake piston

#37
20200040416
2020-02-06

Assembly component

#38
20200000545
2020-01-02

Medical devices for magnetic resonance imaging and related methods

#39
20190176436
2019-06-13

Chassis component having high durability

#40
20190160500
2019-05-30

Colored stainless steel plate and colored stainless steel coil

#41
20190144981
2019-05-16

Austenitic stainless steel and production method therefor

#42
20190136357
2019-05-09

Copper-nickel-tin alloy, method for the production and use thereof

#43
20190106759
2019-04-11

Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full hard cold-rolled steel sheet, method for producing steel sheet, and method for producing coated steel sheet

#44
20190070654
2019-03-07

Smart installation/processing systems, components, and methods of operating the same

#45
20190017134
2019-01-17

Process of producing an austenitic stainless steel tube

#46
20190017132
2019-01-17

Ferritic stainless steel and heat-resistant member

#47
20190013525
2019-01-10

Stainless steel for polymer fuel cell separation plate having improved hydrophilicity and contact resistance and method for manufacturing same

#48
20190009627
2019-01-10

Method for producing a component

#49
20180230563
2018-08-16

METHODS OF FORMING COMPONENTS UTILIZING ULTRA-HIGH STRENGTH STEEL AND COMPONENTS FORMED THEREBY

#50
20180127858
2018-05-10

MARTENSITIC STAINLESS STEEL, METHOD FOR THE PRODUCTION OF A SEMI-FINISHED PRODUCT FROM SAID STEEL, AND CUTTING TOOL PRODUCED FROM THE SEMI-FINISHED PRODUCT

#51
20180100215
2018-04-12

Drawing process and wire obtained by drawing process

#52
20180051751
2018-02-22

Manufacturing method of precision machine tool bearing with high precision stability

#53
20180010204
2018-01-11

HIGH YIELD STRENGTH STEEL

#54
20170333683
2017-11-23

Medical device including a solderable linear elastic nickel-titanium distal end section and methods of preparation therefor

#55
20170320125
2017-11-09

Method and device for forging a workpiece in bar form

#56
20170314089
2017-11-02

Zinc-coated hot formed high strength steel part with through-thickness gradient microstructure

#57
20170266708
2017-09-21

Method for processing galvanized component

#58
20170211434
2017-07-27

Poppet valve and method for manufacturing same

#59
20170114426
2017-04-27

Components made of a steel alloy and method for producing high-strength components

#60
20170088910
2017-03-30

CORROSION AND CRACKING RESISTANT HIGH MANGANESE AUSTENITIC STEELS CONTAINING PASSIVATING ELEMENTS

#61
20170022581
2017-01-26

Seamless steel tube for fuel injection

#62
20170016097
2017-01-19

Copper-nickel-zinc alloy containing silicon

#63
20160319391
2016-11-03

Method for producing high-strength duplex stainless steel

#64
20160281548
2016-09-29

CAMSHAFT ADJUSTING DEVICE

#65
20160281190
2016-09-29

HEAT-HARDENED STEEL WITH EXCELLENT CRASHWORTHINESS AND METHOD FOR MANUFACTURING HEAT-HARDENABLE PARTS USING SAME

#66
20160097114
2016-04-07

Hot rolled ferritic stainless steel sheet for cold rolling raw material

#67
20160067763
2016-03-10

Method of forming a sheet steel workpiece

#68
20160001345
2016-01-07

Value stream process for forming vehicle rails from extruded aluminum tubes

#69
20150299818
2015-10-22

Thermal-assisted roll forming of high strength material

#70
20150298194
2015-10-22

Structures and methods of manufacture of microstructures within a structure to selectively adjust a response or responses of resulting structures or portions of structures to shock induced deformation or force loading

#71
20150251236
2015-09-10

Galvanized metal objects and their manufacturing process

#72
20150219524
2015-08-06

System and method for improving a workpiece

#73
20150143861
2015-05-28

Plastic working method of metals and plastic working apparatus

#74
20150137434
2015-05-21

Apparatus to quench a ring-shaped article

#75
20150137433
2015-05-21

Deformation correcting device

#76
20150059933
2015-03-05

Steel for cold forging/nitriding, steel material for cold forging/nitriding, and cold-forged/nitrided component

#77
20150041028
2015-02-12

Copper-nickel-zinc alloy containing silicon

#78
20150030381
2015-01-29

Systems for manufacturing elongate weldments

#79
20150017058
2015-01-15

Metal wire and electric wire

#80
20140345351
2014-11-27

Apparatus for electrical-assisted incremental forming and process thereof

#81
20140338800
2014-11-20

Austenitic stainless steel product and a method for manufacturing same

#82
20140331733
2014-11-13

Torsional extreme-plastic processing method of conic metal pipe

#83
20140290322
2014-10-02

Method for producing a component by hot forming a pre-product made of steel

#84
20140215822
2014-08-07

Method for producing a compressor blade by forging and uniaxially stretching

#85
20140208861
2014-07-31

System and method for improving a workpiece

#86
20130335071
2013-12-19

Method of scale substrate manufacture

#87
20130273393
2013-10-17

Steel for cold forging/nitriding, steel material for cold forging/nitriding, and cold-forged/nitrided component

#88
20130260168
2013-10-03

COMPONENT HOLE TREATMENT PROCESS AND AEROSPACE COMPONENT WITH TREATED HOLES

#89
20130255082
2013-10-03

Device and a method for setting a spring to a controlled extent

#90
20130204422
2013-08-08

Smart installation/processing systems, components, and methods of operating the same

#91
20130006149
2013-01-03

Guide wire device including a solderable linear elastic nickel-titanium distal end section and methods of preparation therefor

#92
20120295123
2012-11-22

Steel plate for cold forging and process for producing same

#93
20120216920
2012-08-30

AUTOMOBILE PART MANUFACTURING METHOD USING QUENCHED STEEL SHEET

#94
20120125067
2012-05-24

Orifice plate and manufacturing method of the orifice plate

#95
20120064357
2012-03-15

TYRE BEAD WIRE AND PROCESS FOR PRODUCTION THEREOF

#96
20120055217
2012-03-08

Electrical-assisted double side incremental forming and processes thereof

#97
20120034490
2012-02-09

Article for improved adhesion of fatigue-prone components

#98
20110252857
2011-10-20

METHOD FOR MAKING AN ANCHOR BOLT SLEEVE

#99
20110252854
2011-10-20

Method for producing high alloy pipe

#100
20110179846
2011-07-28

Method and apparatus for making a part by first forming an intermediate part that has donor pockets in predicted low strain areas adjacent to predicted high strain areas

#101
20110168302
2011-07-14

HIGH-STRENGTH ULTRATHIN STEEL WIRE AND METHOD OF MANUFACTURING THE SAME

#102
20110162430
2011-07-07

Metal member manufacturing method, indenter and metal member manufacturing apparatus

#103
20110114227
2011-05-19

GRAIN REFINEMENT OF METALLIC COMPONENTS BY CONTROLLED STRAIN PATH CHANGE

#104
20110073218
2011-03-31

High-strength cold-rolled steel sheet and high-strength plated steel sheet

#105
20110024005
2011-02-03

Method for producing two-phase stainless steel pipe

#106
20110000593
2011-01-06

Cold drawn low carbon steel filament and method of manufacturing said filament

#107
20100294400
2010-11-25

METHOD FOR PRODUCING A STEEL COMPONENT BY HOT FORMING AND STEEL COMPONENT PRODUCED BY HOT FORMING

#108
20100287776
2010-11-18

Method for assembling a part of a metal material and a part of a composite material using a fastener

#109
20100287753
2010-11-18

Device for molding bistable magnetic alloy wire

#110
20100269962
2010-10-28

Method for manufacturing super strong steel body for manufacture of products with complicated shape

#111
20100269961
2010-10-28

Method and apparatus for making high strength metals with a face-centered-cubic structure

#112
20100230014
2010-09-16

Method of quenching a ring-shaped article and apparatus therefor

#113
20100218860
2010-09-02

Method for producing a molded sheet metal part from an as-rolled, non-hardenable aluminum alloy

#114
20100170597
2010-07-08

Method of making an embossed metal gasket

#115
20100159276
2010-06-24

Galvanized rolling-hardened cold-rolled flat product and process for producing it

#116
20100143067
2010-06-10

ANCHOR BOLT AND METHOD FOR MAKING SAME

#117
20100136357
2010-06-03

COLD-FORMABLE CHROME STEEL

#118
20100132429
2010-06-03

COLD-WORK DIE STEEL AND DIES FOR COLD PRESSING

#119
20100119403
2010-05-13

Austenitic Stainless Steel for Cold Working Suitable For Later Machining

#120
20100051144
2010-03-04

EXCELLENT COLD-WORKABILITY EXHIBITING HIGH-STRENGTH STEEL, WIRE OR STEEL BAR OR HIGH-STRENGTH SHAPED ARTICLE, AND PROCESS FOR PRODUCING THEM

#121
20100028713
2010-02-04

Method and article for improved adhesion of fatigue-prone components

#122
20090282952
2009-11-19

Cold forged stainless tool and method for making the same

#123
20090178739
2009-07-16

IRON-BASED ALLOY AND PROCESS FOR PRODUCING THE SAME

#124
20090090438
2009-04-09

Method and apparatus for making high strength metals with a face-centered-cubic structure

#125
20090044590
2009-02-19

Single point incremental forming of metallic materials using applied direct current

#126
20090000708
2009-01-01

Method for manufacture of complex heat treated tubular structure

#127
20080308199
2008-12-18

Method and device for the technique of cold microforging any freely formed 3-D surfaces

#128
20080308198
2008-12-18

Austenitic stainless steel, manufacturing method for the same, and structure using the same

#129
20080277034
2008-11-13

STRAIN WEAKENING OF METALLIC MATERIALS

#130
20080265553
2008-10-30

Process for manufacturing an airbag inflator bottle member

#131
20080264524
2008-10-30

High-Strength Steel and Metal Bolt Excellent In Character of Delayed Fracture

#132
20080257460
2008-10-23

Method of producing forgings having excellent tensile strength and elongation from steel wire rods

#133
20080236709
2008-10-02

COLD-WORKED STEELS WITH PACKET-LATH MARTENSITE/AUSTENITE MICROSTRUCTURE

#134
20080202638
2008-08-28

High-strength cold-rolled steel sheet, high-strength plated steel sheet, and methods for their manufacture

#135
20080110227
2008-05-15

Method of working metal, metal body obtained by the method and metal-containing ceramic body obtained by the method

#136
20080110226
2008-05-15

Method of working metal, metal body obtained by the method and metal-containing ceramic body obtained by the method

#137
20080052887
2008-03-06

Device and method for molding bistable magnetic alloy wire

#138
20080042370
2008-02-21

Metal gasket

#139
20080041503
2008-02-21

Excellent Cold-Workability Exhibiting High-Strength Steel Wire or Steel Bar or High-Strength Shaped Article, and Process for Producing Them

#140
20070238257
2007-10-11

Method for coating metal surfaces

#141
20070204466
2007-09-06

Method of forming a boss

#142
20070193033
2007-08-23

Method of forming a bearing device

#143
20070145029
2007-06-28

SOLID WIRE FOR GAS SHIELDED ARC WELDING

#144
20060260378
2006-11-23

Method of working metal, metal body obtained by the method and metal-containing ceramic body obtained by the method

#145
20060248980
2006-11-09

Method of producing nanocrystalline monolithic articles

#146
20060210209
2006-09-21

Bearing assembly

#147
20060174983
2006-08-10

Process for producing steel components with highest stability and plasticity

#148
20060132278
2006-06-22

Process for the treatment of a thin brittle metal strip and magnetic components produced from a strip made of a nanocrystalline alloy

#149
20060078403
2006-04-13

Method for the production of a screw, and screw produced according to said method

#150
20060033347
2006-02-16

Motor vehicle body

#151
20050217769
2005-10-06

Cold-formable chrome steel

#152
20050211347
2005-09-29

Method for maunfacturing an ultra-high-tensile, stretch formed or stretch bent sheet metal product of steel

#153
20050167401
2005-08-04

Treatment of spot welded joints for fatigue life improvement

#154
20050016245
2005-01-27

Method for manufacturing improved fatigue life structures, and structures made via the method