ClassID:

37725

B21B2001/221 - CPC Classification

Classification description:

Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section ; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by cold-rolling

Recent Application in this class:
#1
20260138167
2026-05-21

COLD ROLLING MILL COMPRISING A SIDE-SHIFT SYSTEM

#2
20260034576
2026-02-05

COLD ROLLING METHOD AND COLD ROLLING EQUIPMENT

#3
20260016227
2026-01-15

INDUCTION HEATING DEVICE FOR METAL PLATE, PROCESSING EQUIPMENT FOR METAL PLATE, AND INDUCTION HEATING METHOD OF METAL PLATE

#4
20250375803
2025-12-11

COLD ROLLING EQUIPMENT, STEEL PLATE MANUFACTURING EQUIPMENT, COLD ROLLING METHOD, AND STEEL PLATE MANUFACTURING METHOD

#5
20250083205
2025-03-13

METHOD OF MANUFACTURING A BRAZING SHEET

#6
20250066923
2025-02-27

Aluminium Strip with Antibacterial Coating

#7
20250043573
2025-02-06

COLD FORMED BEAM FOR STRUCTURES AND METHOD OF FORMING THE COLD FORMED BEAM

#8
20240342776
2024-10-17

Roll-changing device for changing the working and/or intermediate rolls of a rolling mill stand

#9
20240316697
2024-09-26

LASER CUTTING METHOD, LASER CUTTING FACILITY, AND COLD ROLLING METHOD FOR STEEL STRIP, AND METHOD OF MANUFACTURING COLD ROLLED STEEL STRIP

#10
20240189881
2024-06-13

MANUFACTURING METHOD AND MANUFACTURING EQUIPMENT OF COLD-ROLLED STEEL SHEET

#11
20240165683
2024-05-23

MANUFACTURING METHOD AND MANUFACTURING EQUIPMENT OF COLD-ROLLED STEEL SHEET

#12
20240039347
2024-02-01

Non-oriented electrical steel sheet, production method for non-oriented electrical steel sheet, electric motor and production method for electric motor

#13
20240033795
2024-02-01

COLD ROLLING METHOD, COLD ROLLING EQUIPMENT, AND COLD-ROLLED STEEL SHEET MANUFACTURING METHOD

#14
20230265537
2023-08-24

HEAT TREATED COLD ROLLED STEEL SHEET AND A METHOD OF MANUFACTURING THEREOF

#15
20230080012
2023-03-16

Cold-rolled steel strip manufacturing facility and method for manufacturing cold-rolled steel strip

#16
20230037579
2023-02-09

STEEL STRIP NOTCHING METHOD, COLD ROLLING METHOD, AND METHOD FOR PRODUCING COLD-ROLLED STEEL STRIP

#17
20220347732
2022-11-03

Coil skid and steel sheet manufacturing method

#18
20220184680
2022-06-16

Process for cold rolling an aluminum product and related cold rolling plant

#19
20220184676
2022-06-16

Cold rolling mill with alternative feed of a steel strip over two different paths

#20
20220118492
2022-04-21

COLD ROLLING MILL

#21
20220088653
2022-03-24

Method for rolling steel sheet and method for manufacturing steel sheet

#22
20220072594
2022-03-10

Chattering detection method for cold rolling mill, chattering detection device for cold rolling mill, cold rolling method, and cold rolling mill

#23
20210299721
2021-09-30

Method of emulsion concentration optimization for cold continuous rolling mill set

#24
20210023648
2021-01-28

Roll-bonded body and method for producing roll-bonded body

#25
20210017623
2021-01-21

Metal sheet, method of producing metal sheet, method of producing molded product of metal sheet, and molded product of metal sheet

#26
20200139416
2020-05-07

Cleaning rolling stock during cold rolling of the rolling stock

#27
20200101558
2020-04-02

Roll-bonded body and method for producing same

#28
20200070226
2020-03-05

Method for manufacturing parts with a low waviness from an electrogalvanized metal sheet, corresponding part and vehicle

#29
20190376165
2019-12-12

ALUMINUM ALLOYS AND METHODS OF MANUFACTURE

#30
20190345575
2019-11-14

Method for cold deformation of an austenitic steel

#31
20190105720
2019-04-11

SYSTEM AND METHOD FOR TRIM LOSS OPTIMIZATION FOR METAL INDUSTRIES

#32
20180245176
2018-08-30

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

#33
20180207695
2018-07-26

Method for manufacturing a component of austenitic TWIP or TRIP/TWIP steel

#34
20180135155
2018-05-17

Steel sheet for heat treatment

#35
20180078981
2018-03-22

FERRITIC STAINLESS STEEL SHEET COVER MEMBER AND PRODUCTION METHOD FOR FERRITIC STAINLESS STEEL SHEET

#36
20180038005
2018-02-08

Method for manufacturing a plate material for electrochemical process

#37
20180029102
2018-02-01

STEEL SHEET FOR HOT PRESSING AND METHOD FOR PRODUCING SAME

#38
20180002778
2018-01-04

High-strength steel sheet and method for manufacturing the same

#39
20170321296
2017-11-09

Method for manufacturing grain-oriented electrical steel sheet

#40
20170314095
2017-11-02

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

#41
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

#42
20170239596
2017-08-24

Device for filtering rolling oil

#43
20170211164
2017-07-27

High strength galvanized steel sheet and production method therefor

#44
20170096727
2017-04-06

Iron-nickel alloy having improved weldability

#45
20170051376
2017-02-23

High-strength steel sheet for containers and method for producing the same

#46
20170029928
2017-02-02

ZnAlMg-coated metal sheet produced by optimized wiping

#47
20160351224
2016-12-01

Aluminum alloy plate for magnetic disc substrate, method for manufacturing same, and method for manufacturing magnetic disc

#48
20160339491
2016-11-24

Method for manufacturing parts with a low waviness from an electrogalvanized metal sheet, corresponding part and vehicle

#49
20160332203
2016-11-17

Cold rolling apparatus

#50
20160311064
2016-10-27

Self brazing material and a method of making the material

#51
20160276653
2016-09-22

Aluminum alloy foil for current collector of electrode, and manufacturing method thereof

#52
20160178093
2016-06-23

Cold-rolled narrow strip in the form of flat wire or profiled elements made of a high-strength steel

#53
20160121380
2016-05-05

Method for preparing hot-rolled semifinished steel rolled stock for cold rolling

#54
20160083825
2016-03-24

Aluminium alloy sheet for metallic bottle or aerosol container

#55
20160052031
2016-02-25

Manufacturing method of martensite-based stainless steel for edged tools

#56
20160049534
2016-02-18

FERRITIC STAINLESS STEEL FOIL FOR SOLAR CELL SUBSTRATE

#57
20160016212
2016-01-21

Installation and method for rolling a metal strip

#58
20150283590
2015-10-08

Flat steel product with high reflectivity, flat steel product and mirror element for solar concentrators

#59
20140341678
2014-11-20

Aluminum alloy strip with improved surface appearance

#60
20140271332
2014-09-18

Method of Manufacturing Cold-rolled Magnesium Alloy Sheet for Improving Formability and Cold-rolled Magnesium Alloy Sheet Having Improved Formability Manufactured thereby

#61
20140230971
2014-08-21

High strength steel sheet having excellent formability and method for manufacturing the same

#62
20120304721
2012-12-06

Cold-rolling method for preventing fracture of high-silicon strip steel

#63
20100059196
2010-03-11

Method for producing hot strips from lightweight steel

#64
20090120544
2009-05-14

Strengthened Alpha Brass and Method for Manufacturing the Same

#65
20090084153
2009-04-02

Method for applying a coolant

#66
20070068210
2007-03-29

System for controlling a rolling mill and method of controlling a rolling mill

#67
20050257924
2005-11-24

Fin stock for a heat exchanger and a heat exchanger