Patents-Review.com
ClassID:

38427 ⎘

B21D3/02 - 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 by rollers

Sub-classes:
Recent Application in this class:
#1
20230390819
2023-12-07

Stick curvature correction device

 #2
20230211404
2023-07-06

Wire straightening solution for bulk packaging

 #3
20220410249
2022-12-29

Wire straightening device, wire processing device having the same, and wire straightening method

 #4
20220214153
2022-07-07

Method and apparatus for detecting the configuration of elongated elements

 #5
20220040749
2022-02-10

COMPRESSIVE FORMING PROCESSES FOR ENHANCING COLLAPSE RESISTANCE IN METALLIC TUBULAR PRODUCTS

 #6
20210291254
2021-09-23

Processing device, and method for controlling processing device

 #7
20210291246
2021-09-23

Device for producing metal sheets or hollow chamber plates from extruded profiles

 #8
20210154719
2021-05-27

Aluminum alloy wheel shape-correcting equipment

 #9
20200325560
2020-10-15

ALUMINIUM ALLOY, METHOD FOR PRODUCING AN ALUMINIUM FLAT PRODUCT, ALUMINIUM FLAT PRODUCT AND USE THEREOF

 #10
20200171559
2020-06-04

Multi-roll metal strip leveler

 #11
20200101508
2020-04-02

Straightening device

 #12
20200070228
2020-03-05

STRAIGHTENING APPARATUS

 #13
20190351474
2019-11-21

Wheel correction device

 #14
20190348895
2019-11-14

ROLL BENDING MACHINE

 #15
20190184439
2019-06-20

Straightening apparatus for metal products and method to replace at least one straightening roll of said apparatus

 #16
20190126334
2019-05-02

Method for automatically adjusting the straightening of metal elements of elongated shape and apparatus for straightening the same elements

 #17
20180299121
2018-10-18

Method for producing a heat transfer tube for steam generator using drawing, solution heat treatment, and straightening

 #18
20180229289
2018-08-16

Compressive forming processes for enhancing collapse resistance in metallic tubular products

 #19
20170173652
2017-06-22

Straightening device for straightening cables

 #20
20170040780
2017-02-09

Method and apparatus for repair of radial deformation of multi-strand wire

 #21
20160311004
2016-10-27

Metal strips straightening machine

 #22
20160303631
2016-10-20

Crystal growth crucible re-shaper

 #23
20160271665
2016-09-22

Aluminum bar and method for producing same

 #24
20160175906
2016-06-23

SYSTEMS AND METHODS FOR DEPLOYING TUBULAR CONDUITS AND TUBING

 #25
20150343508
2015-12-03

Drawing unit and corresponding method

 #26
20150121980
2015-05-07

Shaping method for metallic matrix

 #27
20140373587
2014-12-25

Portable Rotary Tube Straightener Apparatus

 #28
20140318202
2014-10-30

Straightening device with hyperbolic rolls for metal products and corresponding method

 #29
20130118420
2013-05-16

HEAT TRANSFER TUBE FOR STEAM GENERATOR AND METHOD FOR PRODUCING THE SAME

 #30
20120024035
2012-02-02

Method of incrementally forming a workpiece

 #31
20120011915
2012-01-19

Method of incremental forming with successive wrap surfaces

 #32
20110146058
2011-06-23

Dynamoelectric machine and manufacturing method for stator used therein

 #33
20100005848
2010-01-14

Method for producing duplex stainless steel pipe, method for straightening, method for regulating strength, and method for operating straightener

 #34
20090242067
2009-10-01

PROCESSES FOR TEXTURED PIPE MANUFACTURER

 #35
20080179986
2008-07-31

DYNAMOELECTRIC MACHINE AND MANUFACTURING METHOD FOR STATOR USED THEREIN