ClassID:

119021

C21D8/0421 - 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 working steps

Sub-classes:
Recent Application in this class:
#1
20260043105
2026-02-12

Steel sheet having excellent powdering properties after press-hardening and method for manufacturing the same

#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
20230119030
2023-04-20

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

#6
20220176434
2022-06-09

Conductive post-furnace heating of sheet for hot forming

#7
20220033929
2022-02-03

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

#8
20220017981
2022-01-20

Method for forming aluminum alloy thin-walled curved part by ultra-low temperature gradient drawing

#9
20210078098
2021-03-18

Method for producing roll-bonded metal sheets

#10
20200270732
2020-08-27

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

#11
20200255916
2020-08-13

Flat steel product with an AI-coating, method for producing the same, steel component and method for producing the same

#12
20190309385
2019-10-10

Steel material for hot stamping, hot stamping process and hot stamped component

#13
20190176436
2019-06-13

Chassis component having high durability

#14
20190062859
2019-02-28

Steel sheet for can and method for manufacturing the same

#15
20180363093
2018-12-20

Dual-hardness clad steel plate and production method thereof

#16
20180023160
2018-01-25

High-strength steel sheet and production method therefor

#17
20170145529
2017-05-25

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

#18
20100037993
2010-02-18

ULTRAHIGH-STRENGTH TWIP STEEL SHEET AND MANUFACTURING METHOD THEREOF

#19
20100012233
2010-01-21

ULTRA HIGH STRENGTH TWIP STEEL SHEET AND MANUFACTURING METHOD THEREOF

#20
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

#21
10391529
2015-05-26

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