ClassID:

37724

B21B1/22 - page 2 - 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

Recent Application in this class:
#301
20130160897
2013-06-27

Process for the production of grain-oriented magnetic sheets

#302
20130098127
2013-04-25

Method for measuring flatness of sheet material and method for manufacturing steel sheet using the same

#303
20130086960
2013-04-11

Method for manufacturing hot dip galvanized steel sheet

#304
20130017118
2013-01-17

Asymmetric rolling device, asymmetric rolling method and rolled material manufactured using same

#305
20120328899
2012-12-27

Metal strip having a constant thickness and varying mechanical properties

#306
20120247166
2012-10-04

Method of forming sheet metal casket shell

#307
20120174760
2012-07-12

Dual hardness steel article

#308
20110088445
2011-04-21

ALIGNING DEVICE FOR HIGH ASPECT RATIO SLABS OR PLATES

#309
20110036467
2011-02-17

Stress free steel and rapid production of same

#310
20100326162
2010-12-30

Continuous repetitive rolling method for metal strip

#311
20100307645
2010-12-09

ALUMINUM ALLOY SHEET FOR MOTOR VEHICLE AND PROCESS FOR PRODUCING THE SAME

#312
20100084058
2010-04-08

Method of producing grain-oriented electrical steel sheet

#313
20100084054
2010-04-08

High strength hot rolled steel products for line-pipes excellent in low temperature toughness and production method of the same

#314
20100064749
2010-03-18

Cold rolled material manufacturing equipment and cold rolling method

#315
20100024513
2010-02-04

Method for performing temper rolling on steel strip and method for manufacturing high tensile-strength cold rolled steel sheet

#316
20100009212
2010-01-14

Metal sheet rolling method and rolled sheet manufactured by metal sheet rolling method

#317
20090269613
2009-10-29

High strength aluminum alloy sheet and method of production of same

#318
20090113973
2009-05-07

Methods and apparatus to drive material conditioning machines

#319
20090025838
2009-01-29

Cold-rolled steel sheet, method of producing the same, battery, and method of producing the same

#320
20080028814
2008-02-07

Sheet processing apparatus, method of use, and plastically deformed sheet

#321
20070259201
2007-11-08

Reel Driving Device Comprising Driving Rolls Provided with a Cast Envelope

#322
20050279148
2005-12-22

Compact rolling mill and a method of producing a thin strip

#323
20050125091
2005-06-09

Computer-aided method for determining desired values for controlling elements of profile and surface evenness

#324
20050115646
2005-06-02

Stress free steel and rapid production of same

#325
20050034500
2005-02-17

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

#326
20050028574
2005-02-10

Flat metal, production device and production method

#327
20050000678
2005-01-06

Method for processing a continuously cast metal slab or strip, and plate or strip produced in this way

#328
16229289
2019-12-17

Trailer wall including logistics post

#329
15850045
2019-04-23

Cargo transportation system including a sandwich panel and a channel