for measuring flatness or profile of strips

Industry

CPC
B21B38/02

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21BROLLING OF METAL B21B38/00Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills

Current Industry

B21B38/02for measuring flatness or profile of strips

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Flatness roller, system for measuring flatness and line for associa...
- Patent number 12,076,769
- Issue date Sep 3, 2024
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Sylvain Magne
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for manufacturing flexible rolling of metal strips
- Patent number 11,865,598
- Issue date Jan 9, 2024
- OUTOKUMPU OYJ
- Thorsten Piniek
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Preventing undulations when rolling metal strips
- Patent number 11,858,021
- Issue date Jan 2, 2024
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Martin Kerschensteiner
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for controlling metal strip profile during rol...
- Patent number 11,858,022
- Issue date Jan 2, 2024
- Novelis Inc.
- Matthew J. Fairlie
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Profile straightening apparatus for a profiling system
- Patent number 11,779,974
- Issue date Oct 10, 2023
- Dreistern GmbH & Co. KG
- Tilman Traub
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Detection of faulty cooling units configured to provide coolant to...
- Patent number 11,712,724
- Issue date Aug 1, 2023
- ABB Schweiz AG
- Markus Lindgren
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device and method for determining the microstructure of a metal pro...
- Patent number 11,249,037
- Issue date Feb 15, 2022
- SMS group GMBH
- Mostafa Biglari
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for measuring the flatness of a metal product and associated...
- Patent number 11,235,365
- Issue date Feb 1, 2022
- CLECIM S.A.S.
- Bastien Bouby
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Decoupled adjustment of contour and flatness of a metal strip
- Patent number 11,213,871
- Issue date Jan 4, 2022
- PRIMETALS TECHNOLOGIES GERMANY GmbH
- Klaus Loehe
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Systems and methods for quenching a metal strip after rolling
- Patent number 11,192,159
- Issue date Dec 7, 2021
- Novelis Inc.
- David Anthony Gaensbauer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for controlling metal strip profile during rol...
- Patent number 10,994,317
- Issue date May 4, 2021
- Novelis Inc.
- Matthew J. Fairlie
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Straightening system and straightening method
- Patent number 10,994,316
- Issue date May 4, 2021
- Posco
- Gwan-Sik Min
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device and method for cooling a roll
- Patent number 10,967,409
- Issue date Apr 6, 2021
- SMS GROUP GMBH
- Matthias Kipping
- G01 - MEASURING TESTING
Information Patent Grant
Pre-heating and thermal control of work rolls in metal rolling proc...
- Patent number 10,875,067
- Issue date Dec 29, 2020
- Novelis Inc.
- David Anthony Gaensbauer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Springback compensation method for on-line real-time metal sheet ro...
- Patent number 10,596,609
- Issue date Mar 24, 2020
- Metal Industries Research & Development Centre
- Chun-Cheng Huang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Simple pre-control of a wedge-type roll-gap adjustment of a roughin...
- Patent number 10,456,818
- Issue date Oct 29, 2019
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Matthias Kurz
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for determining features of hot surface
- Patent number 10,386,309
- Issue date Aug 20, 2019
- SAPOTECH OY
- Saku Kaukonen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cold rolling facility and cold rolling method
- Patent number 10,259,027
- Issue date Apr 16, 2019
- JFE Steel Corporation
- Masayasu Ueno
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for cooling sheet metal by means of a cooling section, cooli...
- Patent number 10,220,425
- Issue date Mar 5, 2019
- PRIMETALS TECHNOLOGIES GERMANY GmbH
- Klaus Weinzierl
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Flatness of a rolled strip
- Patent number 10,130,979
- Issue date Nov 20, 2018
- Novelis Inc.
- Paul David Nelson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Flatness measuring and measuring of residual stresses for a metalli...
- Patent number 10,081,041
- Issue date Sep 25, 2018
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Rainer Burger
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Hybrid oil and water cooled rolling
- Patent number 9,925,575
- Issue date Mar 27, 2018
- Novelis Inc.
- David Gaensbauer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Flatness of a rolled strip
- Patent number 9,889,480
- Issue date Feb 13, 2018
- Novelis Inc.
- Paul David Nelson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Roll for measuring strip flatness
- Patent number 9,784,574
- Issue date Oct 10, 2017
- BWG BERGWERK- UND WALZWERK-MASCHINEBAU GMBH
- Andreas Noe
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for straightening metal bands
- Patent number 9,751,120
- Issue date Sep 5, 2017
- Norbert Umlauf
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for cooling hot-rolled steel sheet
- Patent number 9,566,625
- Issue date Feb 14, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Tooru Akashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for measuring the shape of a material
- Patent number 9,459,085
- Issue date Oct 4, 2016
- Hyundai Steel Company
- Sang Ho Lee
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Force sensor system and method for measuring forces of film strips...
- Patent number 9,440,270
- Issue date Sep 13, 2016
- Kistler Holding AG
- Rolf Thiel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of flatness control of a strip and a control system therefor
- Patent number 9,399,245
- Issue date Jul 26, 2016
- ABB Research Ltd.
- Markus Holm
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and device for lubricating rollers and a rolled strip of a r...
- Patent number 9,254,513
- Issue date Feb 9, 2016
- SMS group GMBH
- Hartmut Pawelski
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Model Based Multi-Variable Predictive Control for Metal Rolling Mills
- Publication number 20240416403
- Publication date Dec 19, 2024
- Honeywell International Inc.
- Dattaraj Bhat
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
IMPROVED CONTACTLESS DETECTION OF VIBRATIONS IN METAL BELTS
- Publication number 20240384977
- Publication date Nov 21, 2024
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Mark DOLBY
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
MEASURING THE FLATNESS OF ROLLING TRAINS FOR ALUMINIUM
- Publication number 20240299998
- Publication date Sep 12, 2024
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Jose Claudio BLANCO DE SOUZA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Flatness-measuring device, hot-rolling mill and method for operatin...
- Publication number 20230311182
- Publication date Oct 5, 2023
- SMS group GMBH
- Frank GORGELS
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Detection Of Faulty Cooling Units Configured To Provide Coolant To...
- Publication number 20230149996
- Publication date May 18, 2023
- ABB Schweiz AG
- Markus Lindgren
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method Of Controlling Flatness Of Strip Of Rolled Material, Control...
- Publication number 20230118015
- Publication date Apr 20, 2023
- ABB Schweiz AG
- Markus Lindgren
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Unknown
- Publication number 20220371065
- Publication date Nov 24, 2022
- VDEH-Betriebsforschungsinstitut GmbH
- Julian Kremeyer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PREVENTING UNDULATIONS WHEN ROLLING METAL STRIPS
- Publication number 20220250128
- Publication date Aug 11, 2022
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Martin KERSCHENSTEINER
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MANUFACTURING FLEXIBLE ROLLING OF METAL STRIPS
- Publication number 20210346927
- Publication date Nov 11, 2021
- Outokumpu Oyj
- Thorsten PINIEK
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DECOUPLED ADJUSTMENT OF CONTOUR AND FLATNESS OF A METAL STRIP
- Publication number 20210268561
- Publication date Sep 2, 2021
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Klaus LOEHE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND APPARATUS FOR CONTROLLING METAL STRIP PROFILE DURING ROL...
- Publication number 20210220885
- Publication date Jul 22, 2021
- Novelis Inc.
- Matthew J. FAIRLIE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
FLATNESS ROLLER, SYSTEM FOR MEASURING FLATNESS AND LINE FOR ASSOCIA...
- Publication number 20210078060
- Publication date Mar 18, 2021
- Commissariat A L'Energie Atomique et Aux Energies Alternatives
- Sylvain MAGNE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PROFILE STRAIGHTENING APPARATUS FOR A PROFILING SYSTEM
- Publication number 20210053098
- Publication date Feb 25, 2021
- Dreistern GmbH & Co. KG
- Tilman TRAUB
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR CHANNEL DECOUPLING OF WHOLE-ROLLER FLATNESS METER FOR CO...
- Publication number 20200338609
- Publication date Oct 29, 2020
- YANSHAN UNIVERSITY
- Hongmin Liu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SYSTEMS AND METHODS FOR QUENCHING A METAL STRIP AFTER ROLLING
- Publication number 20190381549
- Publication date Dec 19, 2019
- Novelis Inc.
- David Anthony Gaensbauer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND DEVICE FOR ROLLING METAL STRIPS
- Publication number 20190344316
- Publication date Nov 14, 2019
- Outokumpu Oyj
- Thorsten PINIEK
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CLOSED LOOP ROLLER LEVELER
- Publication number 20180354009
- Publication date Dec 13, 2018
- BUTECH, INC.
- Nathaniel H. Gamble
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MEASURING THE FLATNESS OF A METAL PRODUCT AND ASSOCIATED...
- Publication number 20180318895
- Publication date Nov 8, 2018
- Primetals Technologies France SAS
- Bastien BOUBY
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND APPARATUS FOR DETERMINING FEATURES OF HOT SURFACE
- Publication number 20180143142
- Publication date May 24, 2018
- Sapotech Oy
- Saku Kaukonen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
FLATNESS OF A ROLLED STRIP
- Publication number 20180126431
- Publication date May 10, 2018
- Novelis Inc.
- PAUL DAVID NELSON
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SPRINGBACK COMPENSATION METHOD FOR ON-LINE REAL-TIME METAL SHEET RO...
- Publication number 20180117653
- Publication date May 3, 2018
- Metal Industries Research & Development Centre
- Chun-Cheng HUANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DEVICE AND METHOD FOR COOLING A ROLL
- Publication number 20180009016
- Publication date Jan 11, 2018
- SMS Group GmbH
- Matthias Kipping
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PRESSING TOOL PART AND DEVICE FOR ELIMINATING FLATNESS DEFECTS ON P...
- Publication number 20180001361
- Publication date Jan 4, 2018
- SMS group GMBH
- Roman DEHMEL
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SIMPLE PRE-CONTROL OF A WEDGE-TYPE ROLL-GAP ADJUSTMENT OF A ROUGHIN...
- Publication number 20170014880
- Publication date Jan 19, 2017
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Matthias KURZ
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COLD ROLLING FACILITY AND COLD ROLLING METHOD
- Publication number 20160339493
- Publication date Nov 24, 2016
- JFE STEEL CORPORATION
- Masayasu Ueno
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
APPARATUS FOR STRAIGHTENING METAL STRIP
- Publication number 20150027185
- Publication date Jan 29, 2015
- SMS Siemag Aktiengesellschaft
- Frank-Günter Benner
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND APPARATUS FOR STRAIGHTENING METAL BANDS
- Publication number 20140260481
- Publication date Sep 18, 2014
- Norbert Umlauf
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
FLATNESS OF A ROLLED STRIP
- Publication number 20140250963
- Publication date Sep 11, 2014
- Novelis Inc.
- PAUL DAVID NELSON
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MANUFACTURING STEEL SHEET
- Publication number 20140076018
- Publication date Mar 20, 2014
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Tooru Akashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
APPARATUS FOR MEASURING THE SHAPE OF A MATERIAL
- Publication number 20140068957
- Publication date Mar 13, 2014
- HYUNDAI STEEL COMPANY
- Sang Ho Lee
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

for measuring flatness or profile of strips

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Flatness roller, system for measuring flatness and line for associa...

Method for manufacturing flexible rolling of metal strips

Preventing undulations when rolling metal strips

Method and apparatus for controlling metal strip profile during rol...

Profile straightening apparatus for a profiling system

Detection of faulty cooling units configured to provide coolant to...

Device and method for determining the microstructure of a metal pro...

Method for measuring the flatness of a metal product and associated...

Decoupled adjustment of contour and flatness of a metal strip

Systems and methods for quenching a metal strip after rolling

Method and apparatus for controlling metal strip profile during rol...

Straightening system and straightening method

Device and method for cooling a roll

Pre-heating and thermal control of work rolls in metal rolling proc...

Springback compensation method for on-line real-time metal sheet ro...

Simple pre-control of a wedge-type roll-gap adjustment of a roughin...

Method and apparatus for determining features of hot surface

Cold rolling facility and cold rolling method

Method for cooling sheet metal by means of a cooling section, cooli...

Flatness of a rolled strip

Flatness measuring and measuring of residual stresses for a metalli...

Hybrid oil and water cooled rolling

Flatness of a rolled strip

Roll for measuring strip flatness

Method and apparatus for straightening metal bands

Apparatus for cooling hot-rolled steel sheet

Apparatus for measuring the shape of a material

Force sensor system and method for measuring forces of film strips...

Method of flatness control of a strip and a control system therefor

Method and device for lubricating rollers and a rolled strip of a r...

Patents Applicationslast 30 patents

Model Based Multi-Variable Predictive Control for Metal Rolling Mills

IMPROVED CONTACTLESS DETECTION OF VIBRATIONS IN METAL BELTS

MEASURING THE FLATNESS OF ROLLING TRAINS FOR ALUMINIUM

Flatness-measuring device, hot-rolling mill and method for operatin...

Detection Of Faulty Cooling Units Configured To Provide Coolant To...

Method Of Controlling Flatness Of Strip Of Rolled Material, Control...

Unknown

PREVENTING UNDULATIONS WHEN ROLLING METAL STRIPS

METHOD FOR MANUFACTURING FLEXIBLE ROLLING OF METAL STRIPS

DECOUPLED ADJUSTMENT OF CONTOUR AND FLATNESS OF A METAL STRIP

METHOD AND APPARATUS FOR CONTROLLING METAL STRIP PROFILE DURING ROL...

FLATNESS ROLLER, SYSTEM FOR MEASURING FLATNESS AND LINE FOR ASSOCIA...

PROFILE STRAIGHTENING APPARATUS FOR A PROFILING SYSTEM

METHOD FOR CHANNEL DECOUPLING OF WHOLE-ROLLER FLATNESS METER FOR CO...

SYSTEMS AND METHODS FOR QUENCHING A METAL STRIP AFTER ROLLING

METHOD AND DEVICE FOR ROLLING METAL STRIPS

CLOSED LOOP ROLLER LEVELER

METHOD FOR MEASURING THE FLATNESS OF A METAL PRODUCT AND ASSOCIATED...

METHOD AND APPARATUS FOR DETERMINING FEATURES OF HOT SURFACE

FLATNESS OF A ROLLED STRIP

SPRINGBACK COMPENSATION METHOD FOR ON-LINE REAL-TIME METAL SHEET RO...

DEVICE AND METHOD FOR COOLING A ROLL

PRESSING TOOL PART AND DEVICE FOR ELIMINATING FLATNESS DEFECTS ON P...

SIMPLE PRE-CONTROL OF A WEDGE-TYPE ROLL-GAP ADJUSTMENT OF A ROUGHIN...

COLD ROLLING FACILITY AND COLD ROLLING METHOD

APPARATUS FOR STRAIGHTENING METAL STRIP

METHOD AND APPARATUS FOR STRAIGHTENING METAL BANDS

FLATNESS OF A ROLLED STRIP

METHOD FOR MANUFACTURING STEEL SHEET

APPARATUS FOR MEASURING THE SHAPE OF A MATERIAL