ClassID:

119026

C21D8/0447 - 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

Sub-classes:
Recent Application in this class:
#1
20260084200
2026-03-26

FORMING DEVICE

#2
20260022444
2026-01-22

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

#3
20250025927
2025-01-23

CONDUCTIVE POST-FURNACE HEATING OF SHEET FOR HOT FORMING

#4
20240295003
2024-09-05

HOT PRESS FORMING MEMBER HAVING EXCELLENT RESISTANCE TO HYDROGEN EMBRITTLEMENT, AND METHOD FOR MANUFACTURING SAME

#5
20230220990
2023-07-13

DIRECT FLAME BURNER UNIT FOR FURNACES FOR THE THERMO-CHEMICAL TREATMENT OF STEEL STRIPS IN CONTINUOUS HOT-DIP GALVANIZING PLANTS

#6
20230119030
2023-04-20

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

#7
20220298598
2022-09-22

METHOD FOR PRODUCING A HIGH STRENGTH STEEL SHEET HAVING IMPROVED STRENGTH AND FORMABILITY AND OBTAINED SHEET

#8
20220176434
2022-06-09

Conductive post-furnace heating of sheet for hot forming

#9
20220033929
2022-02-03

Hot press forming member having excellent resistance to hydrogen embrittlement, and method for manufacturing same

#10
20210222267
2021-07-22

Method for producing a ultra high strength coated or not coated steel sheet and obtained sheet

#11
20210095357
2021-04-01

METHOD FOR PRODUCING A HIGH STRENGTH COATED STEEL SHEET HAVING IMPROVED STRENGTH AND DUCTILITY AND OBTAINED SHEET

#12
20210087648
2021-03-25

Low interfacial contact resistance material, use thereof and method of producing said material

#13
20210078098
2021-03-18

Method for producing roll-bonded metal sheets

#14
20200370141
2020-11-26

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

#15
20200270732
2020-08-27

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

#16
20200263271
2020-08-20

STEEL USED FOR HOT STAMPING, HOT STAMPING PROCESS AND FORMED COMPONENT

#17
20200165696
2020-05-28

METHOD FOR OPERATING A CONTINUOUS PROCESSING LINE

#18
20200095651
2020-03-26

HIGH-STRENGTH COLD-ROLLED STEEL SHEET, HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET, AND HIGH-STRENGTH HOT-DIP GALVANNEALED STEEL SHEET EXCELLENT IN FORMABILITY AND SHAPE FIXABILITY, AND METHODS FOR MANUFACTURING THEM

#19
20190264300
2019-08-29

Method for producing a ultra high strength coated or not coated steel sheet and obtained sheet

#20
20190264299
2019-08-29

Method for producing an ultra high strength coated or not coated steel sheet and obtained sheet

#21
20190233915
2019-08-01

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

#22
20190176436
2019-06-13

Chassis component having high durability

#23
20190032186
2019-01-31

High strength steel sheet and method for producing the same

#24
20180363093
2018-12-20

Dual-hardness clad steel plate and production method thereof

#25
20180347018
2018-12-06

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

#26
20180304583
2018-10-25

Component made of metallic composite material and method for the manufacture of the component by hot forming

#27
20180171459
2018-06-21

High strength steel and production method

#28
20180127849
2018-05-10

HOT SHEET METAL FORMING BY GAS AND DIRECT QUENCHING

#29
20180023160
2018-01-25

High-strength steel sheet and production method therefor

#30
20180002775
2018-01-04

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

#31
20170321297
2017-11-09

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

#32
20170314095
2017-11-02

Steel sheet for cans and method for manufacturing steel sheet for cans

#33
20170145536
2017-05-25

Method for producing an ultra high strength coated or not coated steel sheet and obtained sheet

#34
20170145529
2017-05-25

Method for producing a steel component which is provided with a corrosion-resistant metal coating, and steel component

#35
20170137910
2017-05-18

Method for producing an ultra high strength coated or not coated steel sheet and obtained sheet

#36
20170137907
2017-05-18

Method for producing a high strength steel sheet having improved strength and formability and obtained sheet

#37
20170130292
2017-05-11

Method for producing a high strength steel sheet having improved strength, ductility and formability

#38
20170130290
2017-05-11

Method for producing a high strength coated steel sheet having improved strength and ductility and obtained sheet

#39
20170114426
2017-04-27

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

#40
20170101695
2017-04-13

Double annealed steel sheet having high mechanical strength and ductility characteristics, method of manufacture and use of such sheets

#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
20160289784
2016-10-06

High-strength steel sheet and method for manufacturing the same

#44
20160130680
2016-05-12

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

#45
20160002756
2016-01-07

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

#46
20150376729
2015-12-31

Method for producing high elastic limit nonmagnetic steel material using an austenitic stainless steel sheet

#47
20150354023
2015-12-10

METHOD TO PRODUCE COMPOSITE MATERIAL WITH A HARD INNER LAYER WITH DEEP DRAW CAPABILITY

#48
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

#49
20150140358
2015-05-21

Hot-dip galvannealed hot-rolled steel sheet and process for producing same

#50
20150122377
2015-05-07

Steel, sheet steel product and process for producing a sheet steel product

#51
20150101712
2015-04-16

Method for manufacturing high-strength cold-rolled steel sheet with outstanding workability

#52
20140322559
2014-10-30

High-strength flat steel product and method for producing same

#53
20140305553
2014-10-16

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

#54
20140182748
2014-07-03

Method for manufacturing high strength galvanized steel sheet with excellent formability

#55
20140175713
2014-06-26

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

#56
20130248054
2013-09-26

Steel sheet for bottom covers of aerosol cans and method for producing same

#57
20130153094
2013-06-20

Method for hot forming a coated metal part and formed part

#58
20130025340
2013-01-31

Method of hot-press forming enabling hardness control

#59
20130022490
2013-01-24

High-strength steel sheet with excellent warm workability

#60
20130000796
2013-01-03

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

#61
20120312433
2012-12-13

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

#62
20120305144
2012-12-06

Steel sheet and method of manufacturing steel sheet

#63
20120273096
2012-11-01

Method of production of steel sheet pressed parts with locally modified properties

#64
20110139315
2011-06-16

High strength galvanized steel sheet with excellent formability

#65
20110030854
2011-02-10

HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

#66
20100326572
2010-12-30

METHOD FOR PRODUCING LOW YIELD STRENGTH COLD ROLLED STEEL SHEET EXCELLENT IN UNIFORMITY

#67
20100252147
2010-10-07

High-strength cold-rolled steel sheet

#68
20100236672
2010-09-23

High tensile steel for deep drawing and manufacturing method thereof and high-pressure container produced thereof

#69
20100108200
2010-05-06

High yield ratio and high-strength hot-dip galvanized steel sheet excellent in workability and production method thereof

#70
20100037995
2010-02-18

High-strength steel sheet superior in formability

#71
20090148721
2009-06-11

Aluminum alloy sheet for cold press forming, method of manufacturing the same, and cold press forming method for aluminum alloy sheet

#72
20080251161
2008-10-16

High strength cold rolled steel sheet and plated steel sheet excellent in the balance of strength and workability

#73
10391529
2015-05-26

Cold-rolled aluminum killed steel sheet and method of manufacturing packaging from said sheet