ClassID:

119031

C21D8/0473 - CPC Classification

Classification description:

Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment Final recrystallisation annealing

Recent Application in this class:
#1
20250011893
2025-01-09

STEEL SHEET HAVING A TWO-LAYER CRYSTALLIZATION STRUCTURE AND PROCESS FOR PRODUCING SUCH A STEEL SHEET

#2
20240326399
2024-10-03

LOW-DENSITY CLAD STEEL SHEET HAVING EXCELLENT FORMABILITY AND FATIGUE PROPERTY AND MANUFACTURING METHOD THEREFOR

#3
20240060160
2024-02-22

STEEL AEROSOL MONOBLOC

#4
20230175092
2023-06-08

STEEL SHEET AND METHOD OF MANUFACTURING A STEEL SHEET FOR PACKAGING

#5
20210292862
2021-09-23

HIGH-STRENGTH COLD ROLLED STEEL SHEET WITH LOW MATERIAL NON-UNIFORMITY AND EXCELLENT FORMABILITY, HOT DIPPED GALVANIZED STEEL SHEET, AND MANUFACTURING METHOD THEREFOR

#6
20210260862
2021-08-26

Low-density clad steel sheet having excellent formability and fatigue property

#7
20210207239
2021-07-08

REDUCING ORDERED GROWTH IN SOFT-MAGNETIC Fe-Co ALLOYS

#8
20200370141
2020-11-26

Cold rolled and annealed steel sheet and method of manufacturing the same

#9
20200362430
2020-11-19

ULTRAHIGH STRENGTH COLD-ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREOF

#10
20200232083
2020-07-23

Hot-dip galvanized steel sheet

#11
20200063233
2020-02-27

Hot-dip galvanized steel plate with excellent bake hardenability and anti-aging property at room temperature

#12
20190390295
2019-12-26

Hot pressed part and method of manufacturing same

#13
20190309388
2019-10-10

Delayed cracking prevention during drawing of high strength steel

#14
20190292617
2019-09-26

Method for producing a TWIP steel sheet having an austenitic microstructure

#15
20190233915
2019-08-01

QUENCHED STEEL SHEET HAVING EXCELLENT STRENGTH AND DUCTILITY AND METHOD FOR MANUFACTURING SAME

#16
20190218652
2019-07-18

Metal coated steel sheet, manufacturing method of hot-dip galvanized steel sheet, and manufacturing method of alloyed galvannealed steel sheet

#17
20190211428
2019-07-11

Hot-rolled or cold-rolled steel plate

#18
20190203315
2019-07-04

High-strength cold rolled steel sheet and method for producing the same

#19
20190194775
2019-06-27

Steel sheet and method for producing the same

#20
20180347018
2018-12-06

High-strength air-hardening multiphase steel having excellent processing properties, and method for manufacturing a strip of said steel

#21
20180327884
2018-11-15

Method for manufacturing high-strength galvanized steel sheet and high-strength galvanized steel sheet

#22
20180257122
2018-09-13

Molded body manufacturing method

#23
20180245176
2018-08-30

600 MPa yield strength-graded, high-stretchability hot-dip aluminum-zinc and color-coated steel plate and manufacturing method therefor

#24
20180245175
2018-08-30

500 MPA yield strength-graded, high-stretchability hot-dip aluminum-zinc and color-coated steel plate and manufacturing method therefore

#25
20180238410
2018-08-23

High Al-content vibration-damping ferritic stainless steel material, and production method

#26
20180171459
2018-06-21

High strength steel and production method

#27
20180044767
2018-02-15

FERRITIC STAINLESS STEEL SHEET

#28
20180030564
2018-02-01

High-strength galvanized steel sheet

#29
20180023171
2018-01-25

STEEL SHEET FOR WARM PRESS FORMING, WARM-PRESSED MEMBER, AND MANUFACTURING METHODS THEREOF

#30
20180023160
2018-01-25

High-strength steel sheet and production method therefor

#31
20180002790
2018-01-04

High strength galvanized steel sheet having excellent surface qualities, plating adhesion, and formability, and method for manufacturing same

#32
20170369979
2017-12-28

High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet having excellent plating adhesion, formability, and hole expandability with tensile strength of 980 MPa or more and manufacturing method therefor

#33
20170369974
2017-12-28

Ultra-high strength, hot-dip galvanized steel sheet having excellent surface quality and coating adhesion

#34
20170321297
2017-11-09

High-strength cold-rolled steel sheet and method for manufacturing the same

#35
20170306430
2017-10-26

Cold-rolled and recrystallization annealed flat steel product, and method for the production thereof

#36
20170275726
2017-09-28

High-strength galvanized steel sheet excellent in stretch-flange formability, in-plane stability of stretch-flange formability, and bendability and method for manufacturing the same

#37
20170253957
2017-09-07

Method for producing a nitrided packaging steel

#38
20170233846
2017-08-17

Delayed cracking prevention during drawing of high strength steel

#39
20170107591
2017-04-20

High-yield-ratio, high-strength cold-rolled steel sheet and production method therefor

#40
20170022582
2017-01-26

High-strength cold-rolled steel sheet with excellent material homogeneity and production method therefor

#41
20160348207
2016-12-01

Quenched steel sheet having excellent strength and ductility

#42
20160312326
2016-10-27

High strength steel and manufacturing method

#43
20160247613
2016-08-25

Preparation method of oriented high silicon steel

#44
20160230245
2016-08-11

High-strength cold-rolled steel sheet having excellent local deformability

#45
20160177427
2016-06-23

High-yield-ratio, high-strength cold rolled steel sheet and production method therefor

#46
20160177414
2016-06-23

High-strength cold-rolled steel sheet and method of manufacturing the same

#47
20160160308
2016-06-09

Steel sheet for can and method for manufacturing the same

#48
20160153064
2016-06-02

Hot-rolled steel having excellent workability and anti-aging properties

#49
20160130680
2016-05-12

Cold-rolled steel sheet, galvanized cold-rolled steel sheet and method of manufacturing the same

#50
20160122845
2016-05-05

Hot stamp molded body, and method for producing hot stamp molded body

#51
20160102380
2016-04-14

Heat-treated steel material and method of manufacturing the same

#52
20160075109
2016-03-17

Galvanized steel sheet and method for producing the same

#53
20160040275
2016-02-11

High strength thin steel sheet for the superior press formability and surface quality and galvanized steel sheet and method for manufacturing the same

#54
20160040273
2016-02-11

High-strength low-specific-gravity steel sheet having superior spot weldability

#55
20160032418
2016-02-04

Method for producing steel for blades

#56
20160024632
2016-01-28

Hot-dip zinc alloy coated steel sheet excellent in coating adhesion, and method for producing the same

#57
20160017473
2016-01-21

High strength galvanized steel sheet having excellent bendability and weldability, and method of manufacturing the same

#58
20160002756
2016-01-07

High strength, hot dipped galvanized steel sheet excellent in shapeability and method of production of same

#59
20150376730
2015-12-31

Hot-rolled steel sheet

#60
20150299828
2015-10-22

Steel sheet for three-piece can and method for manufacturing the same

#61
20150225830
2015-08-13

Cold-rolled steel sheet and method for manufacturing same, and hot-stamp formed body

#62
20150203948
2015-07-23

Cold rolled steel sheet, electrogalvanized cold-rolled steel sheet, hot-dip galvanized cold-rolled steel sheet, alloyed hot-dip galvanized cold rolled steel sheet, and manufacturing methods of the same

#63
20150147221
2015-05-28

Low-density hot-or cold-rolled steel, method for implementing same and use thereof

#64
20150090182
2015-04-02

Continuous galvanizing line having an annealing furnace

#65
20150075680
2015-03-19

Steel sheet suitable for impact absorbing member and method for its manufacture

#66
20150044502
2015-02-12

Hot-dip galvanized steel sheet for stamping having excellent cold workability, die hardenability, and surface quality, and producing method thereof

#67
20150044085
2015-02-12

Ferritic stainless steel sheet

#68
20150034219
2015-02-05

High-strength cold-rolled steel sheet and method for manufacturing the same

#69
20150000798
2015-01-01

Method of manufacturing high-strength steel sheet for a can

#70
20140377583
2014-12-25

Aluminum or aluminum alloy-coated steel material and method of manufacturing the same

#71
20140373980
2014-12-25

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

#72
20140360632
2014-12-11

Method for manufacturing high strength steel sheet having excellent formability

#73
20140342183
2014-11-20

High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet having excellent plating adhesion, formability, and hole expandability with tensile strength of 980 MPa or more and manufacturing method therefor

#74
20140305553
2014-10-16

High-strength cold-rolled steel sheet having small variations in strength and ductility and manufacturing method for the same

#75
20140287259
2014-09-25

Steel foil and method for manufacturing the same

#76
20140246128
2014-09-04

Hot-rolled steel sheet and method for producing same

#77
20140220382
2014-08-07

High strength galvanized steel sheet excellent in terms of coating adhesiveness and method for manufacturing the same

#78
20140212684
2014-07-31

High-strength galvanized steel sheet excellent in bendability and manufacturing method thereof

#79
20140193667
2014-07-10

High-strength cold-rolled steel sheet having excellent stretch flangeability and precision punchability and manufacturing method thereof

#80
20140193665
2014-07-10

Galvannealed layer and steel sheet comprising the same, and method for producing the same

#81
20140175713
2014-06-26

Method for operating a continuous annealing line for the processing of a rolled good

#82
20140141279
2014-05-22

Process for making coated cold-rolled dual phase steel sheet

#83
20140124101
2014-05-08

High-strength hot-rolled steel sheet having excellent local deformability and manufacturing method thereof

#84
20140096875
2014-04-10

Abrasion resistant steel plate or steel sheet excellent in resistance to stress corrosion cracking and method for manufacturing the same

#85
20140090755
2014-04-03

Abrasion resistant steel plate or steel sheet excellent in resistance to stress corrosion cracking and method for manufacturing the same

#86
20140030546
2014-01-30

Manufacturing method of a high-strength cold-rolled steel sheet having excellent local deformability

#87
20140013814
2014-01-16

Method and apparatus for manufacturing Si-containing cold rolled steel sheets

#88
20140007990
2014-01-09

Steel sheet for aerosol can bottom having high pressure resistance and excellent workability and method for producing same

#89
20130280551
2013-10-24

High strength galvanized steel sheet exhibiting excellent fatigue property

#90
20130240094
2013-09-19

Bake-hardenable high-strength cold-rolled steel sheet and method of manufacturing the same

#91
20130048157
2013-02-28

Method for manufacturing high-Si cold rolled steel sheet having excellent chemical conversion properties

#92
20130040220
2013-02-14

OXIDATION-RESISTANT FERRITIC STAINLESS STEEL, METHOD OF MANUFACTURING THE SAME, AND FUEL CELL INTERCONNECTOR USING THE FERRITIC STAINLESS STEEL

#93
20130037180
2013-02-14

High-strength cold-rolled steel sheet and method of manufacturing thereof

#94
20130022490
2013-01-24

High-strength steel sheet with excellent warm workability

#95
20130017411
2013-01-17

Hot-dip galvanized steel sheet and alloyed hot-dip galvanized steel sheet, each having excellent workability, high yield ratio and high strength

#96
20130000796
2013-01-03

High strength, hot dipped galvanized steel sheet excellent in shapeability and method of production of same

#97
20120328901
2012-12-27

HIGH TENSILE STEEL SHEET SUPERIOR IN FORMABILITY AND METHOD OF MANUFACTURING THE SAME

#98
20120312433
2012-12-13

High-strength steel sheet excellent in workability and cold brittleness resistance, and manufacturing method thereof

#99
20120305144
2012-12-06

Steel sheet and method of manufacturing steel sheet

#100
20120255656
2012-10-11

Steel sheet for can having excellent surface roughening resistance and manufacturing method thereof

#101
20120241052
2012-09-27

FERRITIC STAINLESS STEEL AND METHOD OF MANUFACTURING THE SAME

#102
20120040203
2012-02-16

High strength galvanized steel sheet having excellent formability, weldability, and fatigue properties and method for manufacturing the same

#103
20120020827
2012-01-26

Ferritic stainless steel with excellent heat resistance

#104
20120018062
2012-01-26

Method of hot-rolled thin steel sheet with excellent formability and excellent strength and toughness after heat treatment

#105
20120018055
2012-01-26

Steel sheet for cans with excellent surface properties after drawing and ironing and method for producing the same

#106
20110240176
2011-10-06

HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT FORMABILITY, HIGH-STRENGTH GALVANIZED STEEL SHEET, AND METHODS FOR MANUFACTURING THE SAME

#107
20110186191
2011-08-04

Steel sheet for vitreous enameling and method for producing the same

#108
20110186185
2011-08-04

Method for producing high strength steel sheet excellent in formability

#109
20110186184
2011-08-04

Ferritic stainless steel casting and sheet and method for producing the same

#110
20110108168
2011-05-12

HIGH-STRENGTH STEEL SHEET FOR CAN AND METHOD FOR MANUFACTURING SAME

#111
20110083774
2011-04-14

High strength steel sheet and hot dip galvanized steel sheet having high ductility and excellent delayed fracture resistance and method for manufacturing the same

#112
20110076177
2011-03-31

HIGH-STRENGTH STEEL SHEET FOR CANS AND METHOD FOR MANUFACTURING THE SAME

#113
20110073223
2011-03-31

STEEL SHEET FOR GALVANIZING WITH EXCELLENT WORKABILITY, AND METHOD FOR MANUFACTURING THE SAME

#114
20110064968
2011-03-17

High-Strength Steel Sheet with Excellent Ductility and Crackless Edge Portion, Hot-Dip Galvanized Steel Sheet, and Manufacturing Method Thereof

#115
20110061777
2011-03-17

FERRITIC STAINLESS STEEL SHEET HAVING SUPERIOR PUNCHING WORKABILITY AND METHOD FOR MANUFACTURING THE SAME

#116
20110030857
2011-02-10

High strength thin steel sheet for the superior press formability and surface quality and galvanized steel sheet and method for manufacturing the same

#117
20110008647
2011-01-13

High-strength cold-rolled steel sheet, high-strength galvanized steel sheet, and high-strength alloyed hot-dip galvanized steel sheet having excellent formability and weldability, and methods for manufacturing the same

#118
20110008546
2011-01-13

PROCESSES FOR PRODUCING HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET AND HIGH-STRENGTH GALVANNEALED STEEL SHEET

#119
20100206439
2010-08-19

HIGH STRENGTH HOT ROLLED THICK STEEL SHEET EXCELLENT IN STRENGTH AND TOUGHNESS AFTER HEAT TREATMENT AND METHOD FOR MANUFACTURING THE SAME

#120
20100183472
2010-07-22

High strength steel sheet excellent in bending workability and fatigue strength

#121
20100132850
2010-06-03

HIGH STRENGTH GALVANIZED STEEL SHEET AND METHOD FOR PRODUCING THE SAME

#122
20100132849
2010-06-03

High tensile-strength galvanized steel sheet and process for manufacturing high tensile-strength galvanized steel sheet

#123
20100096047
2010-04-22

Method for manufacturing flat steel products from a steel forming a martensitic microstructure

#124
20100065162
2010-03-18

Method for Manufacturing Flat Steel Products From Aluminum Alloyed Multi-Phase Steel

#125
20100065161
2010-03-18

Method for manufacturing flat steel products from silicon alloyed multi-phase steel

#126
20100043513
2010-02-25

Method for manufacturing flat steel products from boron microalloyed multi-phase steel

#127
20090314395
2009-12-24

Method of production of high strength thin-gauge steel sheet excellent in elongation and hole expandability

#128
20090280350
2009-11-12

STEEL SHEET HAVING HIGH PLANE INTEGRATION AND METHOD OF PRODUCTION OF SAME

#129
20090277546
2009-11-12

Method for manufacturing flat steel products from a steel forming a complex phase microstructure

#130
20090242085
2009-10-01

Dual phase steel sheet with good bake-hardening properties

#131
20090214892
2009-08-27

High strength steel sheet having superior ductility

#132
20090205756
2009-08-20

Hot-rolled thin steel sheet with excellent formability and excellent strength and toughness after heat treatment, and method for manufacturing the same

#133
20090165905
2009-07-02

Ferritic Stainless Steel Sheet Excellent in Press Formability and Secondary Formability and its Manufacturing Method

#134
20090126837
2009-05-21

COLD ROLLED STEEL SHEET HAVING SUPERIOR FORMABILITY AND HIGH YIELD RATIO, PROCESS FOR PRODUCING THE SAME

#135
20090000703
2009-01-01

Ferritic stainless steel sheet superior in shapeability and method of production of the same

#136
20080257456
2008-10-23

Method for the Production of a Siderurgical Product Made of Carbon Steel with a High Copper Content, and Siderurgical Product Obtained According to Said Method

#137
20080210346
2008-09-04

Method of manufacturing super formable high strength steel sheet

#138
20080185077
2008-08-07

Cold Rolled Steel Sheet Having High Yield Ratio And Less Anisotropy, Process For Producing The Same

#139
20080142123
2008-06-19

Ferritic stainless steel casting and sheet and method for producing the same

#140
20080099109
2008-05-01

High-strength steel sheets with excellent formability and method for manufacturing the same

#141
20080000555
2008-01-03

High Strength Thin-Gauge Steel Sheet Excellent in Elongation and Hole Expandability and Method of Production of Same

#142
20070144634
2007-06-28

Ferritic Cr-contained steel

#143
20070095444
2007-05-03

High strength steel sheet excellent in formability

#144
20060231176
2006-10-19

High tensile strength cold-rolled steel sheet and method for production thereof

#145
20060137770
2006-06-29

Metal container comprising a steel sheet with low aluminum content

#146
20060124210
2006-06-15

Annealing process of a stainless steel band

#147
20060037677
2006-02-23

High strength cold rolled steel sheet and method for manufacturing the same

#148
20050028898
2005-02-10

Method for the production of a siderurgical product made of carbon steel with a high copper content