ClassID:

119006

C21D8/0242 - CPC Classification

Classification description:

Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps Flattening; Dressing; Flexing

Recent Application in this class:
#1
20260098328
2026-04-09

DOUBLE ANNEALED ZINC-COATED PRESS-HARDENABLE STEELS

#2
20250361588
2025-11-27

Steel sheet and high strength press hardened steel part having excellent bending anisotropy and method of manufacturing the same

#3
20250277283
2025-09-04

HOT ROLLED AND STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF

#4
20250236924
2025-07-24

ECO-FRIENDLY STEEL SHEET HAVING HIGH STRENGTH AND HIGH FORMABILITY, AND METHOD FOR MANUFACTURING SAME

#5
20250223662
2025-07-10

HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

#6
20250188563
2025-06-12

ULTRAHIGH-STRENGTH STEEL SHEET AND MANUFACTURING METHOD THEREFOR

#7
20250163531
2025-05-22

STEEL SHEET, MEMBER, METHODS FOR MANUFACTURING THE SAME, METHOD FOR MANUFACTURING HOT-ROLLED STEEL SHEET FOR COLD-ROLLED STEEL SHEET, AND METHOD FOR MANUFACTURING COLD-ROLLED STEEL SHEET

#8
20250163530
2025-05-22

STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THEM

#9
20250146095
2025-05-08

STEEL SHEET AND METHOD FOR MANUFACTURING STEEL SHEET

#10
20250137105
2025-05-01

STEEL SHEET AND HIGH STRENGTH PRESS HARDENED STEEL PART HAVING EXCELLENT BENDING ANISOTROPY AND METHOD OF MANUFACTURING THE SAME

#11
20250129459
2025-04-24

STEEL SHEET AND HIGH STRENGTH PRESS HARDENED STEEL PART HAVING EXCELLENT BENDING ANISOTROPY AND METHOD OF MANUFACTURING THE SAME

#12
20250003037
2025-01-02

Steel sheet and high strength press hardened steel part having excellent bending anisotropy and method of manufacturing the same

#13
20240425945
2024-12-26

Hot-rolled steel sheet, hot-dip coated steel sheet, and method for producing hot-rolled steel sheet

#14
20240425944
2024-12-26

HOT ROLLED AND STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF

#15
20240360531
2024-10-31

STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING SAME

#16
20240360529
2024-10-31

Stainless steel sheet and methods for manufacturing the same

#17
20240327961
2024-10-03

HIGH STRENGTH COLD ROLLED STEEL STRIP SHEET FOR AUTOMOTIVE USE HAVING GOOD WITHSTANDABILITY TO RETAINED AUSTENTITE DECOMPOSITION

#18
20240318275
2024-09-26

STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING SAME

#19
20240309482
2024-09-19

COLD-ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREOF

#20
20240279815
2024-08-22

METHOD TO PRODUCE VOID-FREE FERROUS & NON-FERROUS AEROSPACE STRUCTURAL CASTINGS

#21
20230234116
2023-07-27

METHOD OF DETERMINING TENSION PATTERN AND METHOD OF COILING STEEL SHEET

#22
20230145863
2023-05-11

METHOD FOR PRODUCING HARDENED STEEL COMPONENTS WITH A CONDITIONED ZINC ANTI-CORROSIVE LAYER

#23
20230143965
2023-05-11

ALLOY MATERIAL AND METHOD FOR PRODUCING SAME

#24
20230127243
2023-04-27

Steel sheet, member, and method for producing them

#25
20230095166
2023-03-30

HOT PRESSED MEMBER AND METHOD OF PRODUCING SAME, AND COATED STEEL SHEET FOR HOT PRESS FORMING

#26
20230010877
2023-01-12

METHOD OF MAKING A COLD FORMABLE HIGH STRENGTH STEEL STRIP AND STEEL STRIP

#27
20230002843
2023-01-05

THERMOFORMED COMPONENT HAVING EXCELLENT COATING ADHESION, AND MANUFACTURING METHOD THEREFOR

#28
20220341010
2022-10-27

COMPLEX-PHASE STEEL HAVING HIGH HOLE EXPANSIBILITY AND MANUFACTURING METHOD THEREFOR

#29
20220316020
2022-10-06

STEEL SHEET AND METHOD FOR MANUFACTURING SAME

#30
20220298592
2022-09-22

LOW-STRENGTH STEEL SHEET FOR HOT STAMPING, HOT-STAMPED COMPONENT, AND METHOD FOR MANUFACTURING HOT-STAMPED COMPONENT

#31
20200377978
2020-12-03

High-strength galvanized steel sheet and method for manufacturing same

#32
20200056254
2020-02-20

Method for manufacturing thin-specification high-Ti wear-resistant steel NM450

#33
20190203311
2019-07-04

Method for producing a flat steel product made of a manganese-containing steel, and such a flat steel product

#34
20190176436
2019-06-13

Chassis component having high durability

#35
20190013525
2019-01-10

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

#36
20170362673
2017-12-21

Processes for reducing flatness deviations in alloy articles

#37
20160304985
2016-10-20

SUPER BAINITE STEEL AND METHOD FOR MANUFACTURING IT

#38
20150306645
2015-10-29

Shape-correcting and rolling method and shape-correcting device for high-strength steel

#39
20150299835
2015-10-22

HIGH-CHARACTERISTIC STEEL FOR LARGE-SIZE PARTS

#40
20150004433
2015-01-01

Steel sheet, plated steel sheet, and method for producing the same

#41
20140120365
2014-05-01

Steel sheet for hot pressing and process for manufacturing hot pressed member using the steel sheet

#42
20130252017
2013-09-26

Steel sheet for hot pressing and method for manufacturing hot-pressed member using the same

#43
20130014864
2013-01-17

Dual-phase stainless steel sheet and steel strip and method of production

#44
20120024435
2012-02-02

METHOD AND DEVICE FOR CONTROLLED STRAIGHTENING AND COOLING OF A WIDE METAL STRIP, ESPECIALLY A STEEL STRIP OR SHEET METAL, RUNNING OUT OF A HOT ROLLED STRIP ROLLING MILL

#45
20110286312
2011-11-24

Magnetically insensitive, highly hard and constant-modulus alloy, and its production method, as well as hair spring, mechanical driving apparatus and watch and clock

#46
20110108169
2011-05-12

High-characteristic steel for large-size parts

#47
20110067788
2011-03-24

Processes for reducing flatness deviations in alloy articles

#48
20100108201
2010-05-06

High-strength hot rolled steel sheet being free from peeling and excellent in surface properties and burring properties, and method for manufacturing the same

#49
20090218015
2009-09-03

Damping Alloy Steel Sheet and Method for Producing Same

#50
20080236235
2008-10-02

Heat-Treatment Apparatus for Steel Plate and Manufacturing Line of Steel Plate Having the Heat-Treatment Apparatus

#51
20080217380
2008-09-11

Method and apparatus to relieve residual stress or distortion in a heat processed article

#52
20060283529
2006-12-21

Apparatus and Method of Producing Net-Shaped Components from Alloy Sheets

#53
20050252588
2005-11-17

Continuous process for producing a shaped steel member

#54
20050016643
2005-01-27

Method and device for controlled straightening and cooling of a wide metal strip, especially a steel strip or sheet metal, running out of a hot rolled strip rolling mill