ClassID:

38425

B21D3/00 - CPC Classification

Classification description:

Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts

Sub-classes:
Recent Application in this class:
#1
20240216974
2024-07-04

SIDE RAIL REPAIR TOOL

#2
20230027118
2023-01-26

Side rail repair tool

#3
20210362880
2021-11-25

Adjustable internal support restraint device for roundness control of cabin component

#4
20200147663
2020-05-14

WHEEL END SURFACE DETECTION AND CORRECTION DEVICE

#5
20190283098
2019-09-19

Pin reforming tool

#6
20190163162
2019-05-30

Method for automated straightening of welded assemblies

#7
20190126349
2019-05-02

Low thermal stress metal structures

#8
20180361449
2018-12-20

Mechanical spreader

#9
20180292086
2018-10-11

Method for flame straightening and burner assembly for this purpose

#10
20180065214
2018-03-08

Dolly device

#11
20170297070
2017-10-19

FLAT BAR AND METHOD OF MAKING SAME

#12
20170066027
2017-03-09

Folding device for forming a corrugation in a metal sheet and method for using a folding device

#13
20160311004
2016-10-27

Metal strips straightening machine

#14
20150258590
2015-09-17

Pilger rolling train

#15
20150158069
2015-06-11

Portable tool for straightening metal

#16
20150068650
2015-03-12

Production method and production facility of metal pipe

#17
20150060438
2015-03-05

Apparatus for refurbishing a gas turbine nozzle

#18
20150040398
2015-02-12

Method of forming flat bar

#19
20140190236
2014-07-10

Supply device, and method for supplying band-like member

#20
20140053404
2014-02-27

Sucker rod

#21
20140027082
2014-01-30

Stress free steel and rapid production of same

#22
20130180307
2013-07-18

Gripper head for gripping arrangements for manipulating long workpieces, device for feeding long workpieces into and removing same from a processing machine and method for bend-straightening long workpieces

#23
20110036467
2011-02-17

Stress free steel and rapid production of same

#24
20100037459
2010-02-18

Method for correcting downstream deflection in gas turbine nozzles

#25
20090229332
2009-09-17

ELECTROMAGNETIC DEVICE AND METHOD FOR THE GEOMETRIC RECTIFICATION OF STAMPED METAL PARTS

#26
20080295921
2008-12-04

Shaped direct chill aluminum ingot

#27
20080263851
2008-10-30

Shaped direct chill aluminum ingot

#28
20080041555
2008-02-21

Method and Apparatus for Counteracting Stress in a Metal Product

#29
20060137851
2006-06-29

Shaped direct chill aluminum ingot

#30
20050126252
2005-06-16

Apparatus for straightening pipe

#31
20050115646
2005-06-02

Stress free steel and rapid production of same

#32
17170037
2022-05-03

Large diameter pipe rounding tool and method of use