ClassID:

119002

C21D8/0221 - 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

Sub-classes:
Recent Application in this class:
#1
20260117337
2026-04-30

MANUFACTURING METHOD OF HIGH-STRENGTH STEEL SHEET, ELECTROGALVANIZED STEEL SHEET, HOT-DIP GALVANIZED STEEL SHEET, ALLOYED HOT-DIP GALVANIZED STEEL SHEET

#2
20260098326
2026-04-09

LOW-ALLOY STEEL, PLATE AND WELDED PIPE RESISTANT TO CARBON DIOXIDE AND MICROORGANISM CORROSION, AND MANUFACTURING METHOD THEREFOR

#3
20260022444
2026-01-22

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

#4
20250382690
2025-12-18

An 80mm-thick 690MPa-grade ultra-high strength and toughness marine-engineering steel plate and the preparation method thereof

#5
20250305099
2025-10-02

HIGH-STRENGTH GALVANIZED STEEL SHEET HAVING EXCELLENT DISTINCTNESS OF IMAGE AFTER PAINTING AND MANUFACTURING METHOD THEREFOR

#6
20250215521
2025-07-03

Method for producing a metal product

#7
20250179600
2025-06-05

PROCESS FOR MANUFACTURING A FLAT STEEL PRODUCT HAVING AN ALUMINUM-BASED CORROSION-RESISTANT COATING, AND FLAT STEEL PRODUCT HAVING AN ALUMINUM-BASED CORROSION-RESISTANT COATING

#8
20250146092
2025-05-08

METHOD FOR MANUFACTURING STEEL PLATE COMPONENT AND MANUFACTURING APPARATUS

#9
20240352573
2024-10-24

SURFACE PREPARATION FOR JVD

#10
20240352552
2024-10-24

STEEL SHEET AND METHOD OF PRODUCING SAME

#11
20240327944
2024-10-03

PROCESS FOR DIRECT PRODUCTION OF A TRIP STEEL STRIP IN AN INTEGRATED CASTING-ROLLING PLANT AND A TRIP STEEL STRIP PRODUCED BY THE PROCESS

#12
20240254581
2024-08-01

HETEROSTRUCTURED ANTIMICROBIAL STAINLESS STEEL AND METHOD FOR SYNTHESIZING THE SAME

#13
20240167115
2024-05-23

FORMING METHOD, HEAT TREATMENT SYSTEM, AND FORMED PRODUCT

#14
20240141473
2024-05-02

HOT STAMPING COMPONENT AND MANUFACTURING METHOD THEREFOR

#15
20240117477
2024-04-11

HOT-STAMPING FORMED BODY

#16
20240084414
2024-03-14

METHOD FOR PRODUCING A FORMED COMPONENT FROM A STEEL BLANK, USE OF SUCH A COMPONENT, AND CORRESPONDING BLANK AND COMPONENT

#17
20240043957
2024-02-08

FORMING METHOD, HEAT TREATMENT SYSTEM, AND FORMED PRODUCT

#18
20230407510
2023-12-21

Surface-treated steel sheet

#19
20230399726
2023-12-14

HIGH-STRENGTH GALVANIZED STEEL SHEET HAVING EXCELLENT DISTINCTNESS OF IMAGE AFTER PAINTING AND MANUFACTURING METHOD THEREFOR

#20
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

#21
20230304117
2023-09-28

Process for manufacturing a flat steel product having an aluminum-based corrosion-resistant coating, and flat steel product having an aluminum-based corrosion-resistant coating

#22
20230295764
2023-09-21

HIGH-STRENGTH STEEL SHEET, ELECTROGALVANIZED STEEL SHEET, HOT-DIP GALVANIZED STEEL SHEET, ALLOYED HOT-DIP GALVANIZED STEEL SHEET, AND MANUFACTURING METHODS OF THESE

#23
20230235424
2023-07-27

WEAR-RESISTANT HIGH-STRENGTH ROLL-FORMED COMPONENTS

#24
20230183832
2023-06-15

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

#25
20230119030
2023-04-20

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

#26
20230057152
2023-02-23

Steel material exhibiting high toughness, method for manufacturing the same, and structural steel plate fabricated using steel material

#27
20230016175
2023-01-19

Method for internal stress regulation in superalloy disk forgings by pre-spinning

#28
20220298593
2022-09-22

METHOD OF PRODUCING ALLOY STRIP LAMINATE AND APPARATUS FOR PRODUCING ALLOY STRIP LAMINATE

#29
20220293313
2022-09-15

PRODUCTION METHOD FOR NANOCRYSTALLINE ALLOY RIBBON HAVING RESIN FILM

#30
20220105553
2022-04-07

METHOD AND SYSTEM FOR USING AIR GAPS IN HOT-STAMPING TOOLS TO FORM TAILOR TEMPERED PROPERTIES

#31
20210395848
2021-12-23

Method of press-hardening a hot-shapable plate

#32
20210246525
2021-08-12

Furnace for partially heating metal components

#33
20210189517
2021-06-24

Sheet Metal Part Formed from a Steel Having a High Tensile Strength and Method for Manufacturing Said Sheet Metal Part

#34
20210062290
2021-03-04

Metal strip, method for producing an amorphous metal strip and method for producing a nanocrystalline metal strip

#35
20210017622
2021-01-21

Hot dip galvanized steel sheet and hot dip galvannealed steel sheet

#36
20210017621
2021-01-21

Alloyed hot-dip galvanized steel sheet and alloyed hot-dip galvanized steel sheet production method

#37
20200399733
2020-12-24

Method for manufacturing a high-strength steel sheet and sheet obtained by the method

#38
20200377978
2020-12-03

High-strength galvanized steel sheet and method for manufacturing same

#39
20200270732
2020-08-27

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

#40
20200095660
2020-03-26

Steel plate for hot forming and manufacturing method of hot press formed steel member

#41
20190323101
2019-10-24

High strength steel sheet having high Young's modulus and method for manufacturing the same

#42
20190249271
2019-08-15

Pre-conditioned AlSiFe coating of boron steel used in hot stamping

#43
20190211417
2019-07-11

Method for producing a re-shaped component from a manganese-containing flat steel product and such a component

#44
20190176436
2019-06-13

Chassis component having high durability

#45
20190169707
2019-06-06

Hot-pressed steel sheet member, method of manufacturing the same, and steel sheet for hot pressing

#46
20190078188
2019-03-14

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET AND HIGH-STRENGTH ALLOYED HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT BENDING WORKABILITY AND MINIMAL STRENGTH DIFFERENCE BETWEEN CENTER PART AND END PARTS IN SHEET WIDTH DIRECTION, AND METHOD FOR MANUFACTURING SAME

#47
20180305786
2018-10-25

High-strength hot-dip coated hot-rolled steel sheet and method for manufacturing the same

#48
20180298476
2018-10-18

Micro-alloyed high-strength multi-phase steel containing silicon and having a minimum tensile strength of 750 MPA and improved properties and method for producing a strip from said steel

#49
20180202014
2018-07-19

STEEL PRODUCT AND METHOD OF PRODUCING THE PRODUCT

#50
20180023160
2018-01-25

High-strength steel sheet and production method therefor

#51
20180002775
2018-01-04

Heat treatable steel, product formed thereof having ultra high strength and excellent durability, and method for manufacturing same

#52
20180002774
2018-01-04

METHOD, FURNACE INSTALLATION AND SYSTEM FOR THE HOT STAMPING OF WORKPIECES

#53
20170297092
2017-10-19

Variable thickness continuous casting for tailor rolling

#54
20170283896
2017-10-05

Low-temperature high-strength-and-ductility high manganese steel, and high manganese steel plate and high manganese steel tube manufacturing process

#55
20170204521
2017-07-20

Coated steel sheet, method for producing the same, and resin-coated steel sheet obtained using the same

#56
20170204486
2017-07-20

Cold work tool material and method of manufacturing cold work tool

#57
20170183757
2017-06-29

HOT STAMPING METHOD FOR MANUFACTURING VEHICLE BODY PARTS

#58
20170175222
2017-06-22

Production line and tool arrangement for producing a hot formed component from a blank

#59
20170159149
2017-06-08

Hot-rolled steel sheet and production method of therefor

#60
20170137909
2017-05-18

Method for manufacturing a high strength steel sheet and sheet obtained by the method

#61
20170130304
2017-05-11

Alloy with High Core Hardness Suitable for Rapid Nitriding

#62
20170129556
2017-05-11

Nitrided track pin for track chain assembly of machine

#63
20170029914
2017-02-02

HOT FORMED STEEL SHEET COMPONENT AND METHOD FOR PRODUCING THE SAME AS WELL AS STEEL SHEET FOR HOT FORMING

#64
20170029913
2017-02-02

Hot stamping steel and producing method thereof

#65
20170009316
2017-01-12

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

#66
20170002437
2017-01-05

Titanium-free alloy

#67
20160369369
2016-12-22

High-strength cold-rolled steel sheet and method for manufacturing the same (as amended)

#68
20160340755
2016-11-24

Hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having improved hole expansion ratio, and manufacturing methods thereof

#69
20160319403
2016-11-03

STEEL PLATE FOR HOT FORMING AND MANUFACTURING METHOD OF HOT PRESS FORMED STEEL MEMBER

#70
20160312325
2016-10-27

Hot-pressed steel sheet member, method of manufacturing the same, and steel sheet for hot pressing

#71
20160289797
2016-10-06

Copper-zinc alloy, band material composed thereof, process for producing a semifinished part composed of a copper-zinc alloy and sliding element composed of a copper-zinc alloy

#72
20160273078
2016-09-22

COPPER-NICKEL-TIN ALLOY WITH MANGANESE

#73
20160215361
2016-07-28

Steel for resistance to complex corrosion from hydrochloric acid and sulfuric acid, having excellent wear resistance and surface qualities

#74
20160215360
2016-07-28

Method for producing a steel component provided with a metallic coating providing protection against corosion

#75
20160208377
2016-07-21

TANTALUM SPUTTERING TARGET AND METHOD FOR PRODUCING SAME

#76
20160208355
2016-07-21

Method of manufacturing hot press formed part, and hot press formed part

#77
20160201157
2016-07-14

Method for producing a steel component

#78
20160194739
2016-07-07

Cold rolled steel sheet and vehicle

#79
20160194728
2016-07-07

Methods of forming a workpiece made of a naturally aging alloy

#80
20160186311
2016-06-30

Methods of forming molybdenum sputtering targets

#81
20160186298
2016-06-30

MICRO-ALLOYED HIGH-STRENGTH MULTI-PHASE STEEL CONTAINING SILICON AND HAVING A MINIMUM TENSILE STRENGTH OF 750 MPA AND IMPROVED PROPERTIES AND METHOD FOR PRODUCING A STRIP FROM SAID STEEL

#82
20160186287
2016-06-30

METHOD FOR PRODUCING STRIPS MADE OF STEEL, IN PARTICULAR FOR PRODUCING CUTTING AND MACHINING TOOLS HAVING IMPROVED SERVICE LIFE

#83
20160186283
2016-06-30

High strength steel sheet having high Young's modulus and method for manufacturing the same

#84
20160177427
2016-06-23

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

#85
20160145707
2016-05-26

Process and Installation for Producing a Press-Hardened Sheet Steel Component

#86
20160138126
2016-05-19

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

#87
20160053340
2016-02-25

Steel sheet and manufacturing method therefor

#88
20160010170
2016-01-14

Ultrathin Alloys

#89
20150354040
2015-12-10

Ultra high obdurability steel plate having low yield ratio and process of manufacturing same

#90
20150298199
2015-10-22

Method for producing structural components and chassis components by hot forming, and heating station

#91
20150274218
2015-10-01

VEHICLE COLLISION ENERGY ABSORBING MEMBER AND METHOD FOR MANUFACTURING SAME

#92
20150218708
2015-08-06

Hot rolled steel sheet and method for manufacturing the same

#93
20150167111
2015-06-18

AUTOMOBILE PART MANUFACTURING METHOD USING QUENCHED STEEL SHEET

#94
20150144232
2015-05-28

Method for producing a formed and at least regionally hardened sheet metal component

#95
20150101714
2015-04-16

Recrystallization, refinement, and strengthening mechanisms for production of advanced high strength metal alloys

#96
20150090378
2015-04-02

METHOD OF HOT-SHAPING AND HARDENING A SHEET STEEL BLANK

#97
20150090377
2015-04-02

STEEL SHEET FOR HOT PRESSING USE, PRESS-FORMED PRODUCT, AND METHOD FOR MANUFACTURING PRESS-FORMED PRODUCT

#98
20150013820
2015-01-15

METHOD FOR ROLLING/DRAWING NICKEL-FREE HIGH-NITROGEN STAINLESS STEEL MATERIAL, THIN SEAMLESS TUBE OF NICKEL-FREE HIGH-NITROGEN STAINLESS STEEL, AND METHOD OF MANUFACTURING THE SAME

#99
20140367002
2014-12-18

Hot-press formed product and method for manufacturing same

#100
20140332122
2014-11-13

HIGH CARBON HOT ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME (AS AMENDED)

#101
20140292008
2014-10-02

Bumper assembly

#102
20130269838
2013-10-17

Hot-rolled, cold rolled, and plated steel sheet having improved uniform and local ductility at a high strain rate

#103
20120216920
2012-08-30

AUTOMOBILE PART MANUFACTURING METHOD USING QUENCHED STEEL SHEET

#104
20120189483
2012-07-26

Methods of forming molybdenum sputtering targets

#105
20120031528
2012-02-09

High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheets

#106
20110162764
2011-07-07

HIGH-CR FERRITIC/MARTENSITIC STEEL HAVING IMPROVED CREEP RESISTANCE AND PREPARATION METHOD THEREOF

#107
20080196799
2008-08-21

Steel Sheet for Deep Drawing Having Excellent Secondary Work Embrittlement Resistance, Fatigue Properties and Plating Properties, and Method for Manufacturing the Same

#108
20060042728
2006-03-02

Molybdenum sputtering targets

#109
20050257862
2005-11-24

Production method of warm- or hot-formed product

#110
20050034500
2005-02-17

Device for processing a metal slab, plate or strip, and product produced using this device

#111
15355620
2017-09-26

Cold-formed tank head for railroad tank car