Rolls for sheets or strips

Industry

CPC
B21B27/021

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21BROLLING OF METAL B21B27/00Rolls, roll alloys or roll fabrication Lubricating, cooling or heating rolls while in use

Current Industry

B21B27/021Rolls for sheets or strips

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Sheet steel having a deterministic surface structure
- Patent number 12,121,945
- Issue date Oct 22, 2024
- ThyssenKrupp Steel Europe AG
- Oliver Vogt
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Rolling mill and rolling method for metal plate
- Patent number 12,103,060
- Issue date Oct 1, 2024
- PRIMETALS TECHNOLOGIES JAPAN, LTD.
- Yoichi Matsui
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Cold rolling of rolled stock
- Patent number 11,975,371
- Issue date May 7, 2024
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Roland Kellermayr
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Changing the effective contour of a running surface of a working ro...
- Patent number 11,919,059
- Issue date Mar 5, 2024
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Johannes Dagner
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Sheet steel having a deterministic surface structure
- Patent number 11,905,579
- Issue date Feb 20, 2024
- ThyssenKrupp Steel Europe AG
- Fabian Junge
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for producing hot-dip galvanized steel sheet having excellen...
- Patent number 11,873,561
- Issue date Jan 16, 2024
- POSCO Co., Ltd
- Sun-Ho Jeon
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Hot-dip galvanized steel sheet having excellent surface appearance...
- Patent number 11,801,665
- Issue date Oct 31, 2023
- POSCO Co., Ltd
- Hyeon-Seok Hwang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Centrifugally cast composite roll for hot rolling
- Patent number 11,712,723
- Issue date Aug 1, 2023
- PROTERIAL, LTD.
- Yasunori Nozaki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Centrifugally cast composite roll for rolling and its production me...
- Patent number 11,389,847
- Issue date Jul 19, 2022
- Hitachi Metals, Ltd.
- Yasunori Nozaki
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Device having free-running cooling rollers for producing a fibre co...
- Patent number 11,383,464
- Issue date Jul 12, 2022
- Covestro Deutschland AG
- Christian Wilms
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Roller tool for a machine tool, roller tool system, and method for...
- Patent number 11,267,028
- Issue date Mar 8, 2022
- Pass Stanztechnik AG
- Stefan Kraft
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and device for structurally conditioning a roll
- Patent number 11,110,564
- Issue date Sep 7, 2021
- Hydro Aluminium Rolled Products GmbH
- Stephan Draese
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Mill rolls capable of rolling long kilometers for ESP production line
- Patent number 11,059,083
- Issue date Jul 13, 2021
- ARVEDI STEEL ENGINEERING S.P.A.
- Giovanni Arvedi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Systems and methods for containing viscous materials in roll proces...
- Patent number 10,953,447
- Issue date Mar 23, 2021
- Novelis Inc.
- Renato Rufino Xavier
- B08 - CLEANING
Information Patent Grant
Method for rolling metal sheets with variable thickness
- Patent number 10,758,956
- Issue date Sep 1, 2020
- C.R.F. Societa Consortile per Azioni
- Marco Colosseo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Glassy carbon roll-type mold manufacturing method for fine pattern...
- Patent number 10,654,083
- Issue date May 19, 2020
- Chung-Ang University Industry Academic Cooperation Foundation
- Seok Min Kim
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for producing metal sheet with raised lines, metal sheet wit...
- Patent number 10,603,702
- Issue date Mar 31, 2020
- Nippon Steel Corporation
- Hitoshi Nikaido
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus and method for the production of strip
- Patent number 10,576,520
- Issue date Mar 3, 2020
- Danieli & C. Officine Meccaniche SpA
- Gianpietro Benedetti
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Rolling mill and rolling method
- Patent number 10,421,106
- Issue date Sep 24, 2019
- PRIMETALS TECHNOLOGIES JAPAN, LTD.
- Takashi Norikura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Compensation method for asymmetric plate profile of plate/strip rol...
- Patent number 10,189,062
- Issue date Jan 29, 2019
- Huifeng Li
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Rolls of winding equipment in hot-rolling factory
- Patent number 10,040,106
- Issue date Aug 7, 2018
- NIPPON STEEL & SUMIKIN HARDFACING CO., LTD.
- Koichi Shijo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rolling stand for producing rolled strip
- Patent number 9,789,521
- Issue date Oct 17, 2017
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Robert Minichmayr
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Continuous casting equipment
- Patent number 9,782,824
- Issue date Oct 10, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Shuntaro Imai
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Exterior décor panel for home appliance and apparatus of manufactur...
- Patent number 9,737,924
- Issue date Aug 22, 2017
- LG Electronics Inc.
- Dongjin Kim
- B44 - DECORATIVE ARTS
Information Patent Grant
Manufacturing method of martensite-based stainless steel for edged...
- Patent number 9,687,893
- Issue date Jun 27, 2017
- Hitachi Metals, Ltd.
- Goh Yoshiyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Hard disk drive cover with differential inner and outer surface rou...
- Patent number 9,595,302
- Issue date Mar 14, 2017
- Intri-Plex Technologies, Inc.
- Dale Frederick Schudel
- B24 - GRINDING POLISHING
Information Patent Grant
Machine for deep rolling tool positioning
- Patent number 9,421,602
- Issue date Aug 23, 2016
- United Technologies Corporation
- Justin R. Hawkes
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Roller leveler and plate flattening method using the same
- Patent number 9,387,526
- Issue date Jul 12, 2016
- JP STEEL PLANTECH CO.
- Keizo Abe
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Multipart roller
- Patent number 9,381,556
- Issue date Jul 5, 2016
- SMS group GMBH
- Florian Lindner
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Centrifugally cast hot-rolling composite roll
- Patent number 9,358,758
- Issue date Jun 7, 2016
- Hitachi Metals, Ltd.
- Nozomu Oda
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
ROLLING MILL AND ROLLING METHOD
- Publication number 20240408659
- Publication date Dec 12, 2024
- PRIMETALS TECHNOLOGIES JAPAN, LTD.
- Kenji HORII
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ROLLING MILL INSTALLATION COMPRISING A ROBOTIC SYSTEM CONFIGURED FO...
- Publication number 20240342777
- Publication date Oct 17, 2024
- FIVES DMS
- Francis CZTERNASTEK
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CHANGING THE EFFECTIVE CONTOUR OF A RUNNING SURFACE OF A WORKING RO...
- Publication number 20240173759
- Publication date May 30, 2024
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Johannes DAGNER
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
NIP ROLLER, POLE PIECE FLATTENING EQUIPMENT AND POLE PIECE PRODUCTI...
- Publication number 20230256488
- Publication date Aug 17, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Zhenguang TANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ROLLING MILL AND ROLLING METHOD FOR METAL PLATE
- Publication number 20230107171
- Publication date Apr 6, 2023
- PRIMETALS TECHNOLOGIES JAPAN, LTD.
- Yoichi MATSUI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ROLLING MILL FOR DIAMETER REDUCING ROLLING AND METHOD FOR MANUFACTU...
- Publication number 20220388048
- Publication date Dec 8, 2022
- JFE STEEL CORPORATION
- Shunsuke SASAKI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CENTRIFUGALLY CAST COMPOSITE ROLL FOR HOT ROLLING
- Publication number 20220339685
- Publication date Oct 27, 2022
- Hitachi Metals, Ltd.
- Yasunori NOZAKI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
COMPACT ALUMINIUM ALLOY HEAT TREATMENT METHOD
- Publication number 20220333228
- Publication date Oct 20, 2022
- ALERIS ROLLED PRODUCTS GERMANY GMBH
- Philippe Meyer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COLD ROLLING OF ROLLED STOCK
- Publication number 20220258220
- Publication date Aug 18, 2022
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Roland KELLERMAYR
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CHANGING THE EFFECTIVE CONTOUR OF A RUNNING SURFACE OF A WORKING RO...
- Publication number 20220126337
- Publication date Apr 28, 2022
- PRIMETALS TECHNOLOGIES GERMANY GMBH
- Johannes DAGNER
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
TUBULAR STRUCTURE REINFORCING
- Publication number 20210231237
- Publication date Jul 29, 2021
- Keystone Tower Systems, Inc.
- Eric D. Smith
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MANUFACTURING STEEL PLATES
- Publication number 20200149128
- Publication date May 14, 2020
- Toyota Jidosha Kabushiki Kaisha
- Tomoya SAKAI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRODUCING HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLEN...
- Publication number 20200071809
- Publication date Mar 5, 2020
- POSCO
- Sun-Ho JEON
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Roller tool for a machine tool, roller tool system, and method for...
- Publication number 20200016642
- Publication date Jan 16, 2020
- pass Stanztechnik AG
- Stefan KRAFT
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SYSTEMS AND METHODS FOR CONTAINING VISCOUS MATERIALS IN ROLL PROCES...
- Publication number 20190381552
- Publication date Dec 19, 2019
- Novelis Inc.
- Renato Rufino Xavier
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ROLL FOR ROLLING SURFACE TOPOGRAPHY OF STEEL PLATE AND METHOD FOR M...
- Publication number 20190337032
- Publication date Nov 7, 2019
- Baoshan Iron & Steel Co., Ltd
- Xiaoming CHEN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MILL ROLLS CAPABLE OF ROLLING LONG KILOMETERS FOR ESP PRODUCTION LINE
- Publication number 20190308232
- Publication date Oct 10, 2019
- PRIMETALS TECHNOLOGIES AUSTRIA GMBH
- Giovanni ARVEDI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
GLASSY CARBON ROLL-TYPE MOLD MANUFACTURING METHOD FOR FINE PATTERN...
- Publication number 20190210915
- Publication date Jul 11, 2019
- CHUNG-ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
- Seok Min KIM
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SYSTEMS, METHODS AND DEVICES FOR 3D ROLLING OF MULTI-GAUGE PARTS
- Publication number 20180169722
- Publication date Jun 21, 2018
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Joseph M. Polewarczyk
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
MANUFACTURING METHOD FOR EMBOSSING ROLL AND EMBOSSING ROLL
- Publication number 20180133839
- Publication date May 17, 2018
- THINK LABORATORY CO., LTD.
- Tatsuo Shigeta
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
COMPENSATION METHOD FOR ASYMMETRIC PLATE PROFILE OF PLATE/STRIP ROL...
- Publication number 20180029095
- Publication date Feb 1, 2018
- Huifeng Li
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method and device for structurally conditioning a roll
- Publication number 20170348822
- Publication date Dec 7, 2017
- Hydro Aluminium Rolled Products GmbH
- Stephan Draese
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRODUCING METAL SHEET WITH RAISED LINES, METAL SHEET WIT...
- Publication number 20170320113
- Publication date Nov 9, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hitoshi NIKAIDO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRODUCING METAL SHEET WITH RAISED LINES, METAL SHEET WIT...
- Publication number 20170291203
- Publication date Oct 12, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hitoshi NIKAIDO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR ROLLING METAL SHEETS WITH VARIABLE THICKNESS
- Publication number 20170225208
- Publication date Aug 10, 2017
- C.R.F. Societa Consortile per Azioni
- Marco Colosseo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ROLLS OF WINDING EQUIPMENT IN HOT-ROLLING FACTORY
- Publication number 20160256907
- Publication date Sep 8, 2016
- NIPPON STEEL & SUMIKIN HARDFACING CO., LTD.
- Koichi SHIJO
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CONTINUOUS CASTING EQUIPMENT
- Publication number 20150367408
- Publication date Dec 24, 2015
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Shuntaro IMAI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CENTRIFUGALLY CAST HOT-ROLLING COMPOSITE ROLL
- Publication number 20150336353
- Publication date Nov 26, 2015
- Hitachi Metals, Ltd.
- Nozomu ODA
- B32 - LAYERED PRODUCTS
Information Patent Application
OUTER PANEL FOR PILLAR OF VEHICLE, AND METHOD AND ROLLING APPARATUS...
- Publication number 20150336617
- Publication date Nov 26, 2015
- Hyundai Motor Company
- Do Hoi Kim
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
HARD DISK DRIVE COVER AND METHODS OF MANUFACTURING
- Publication number 20150302897
- Publication date Oct 22, 2015
- INTRI-PLEX TECHNOLOGIES, INC.
- Dale Frederick Schudel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Rolls for sheets or strips

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Sheet steel having a deterministic surface structure

Rolling mill and rolling method for metal plate

Cold rolling of rolled stock

Changing the effective contour of a running surface of a working ro...

Sheet steel having a deterministic surface structure

Method for producing hot-dip galvanized steel sheet having excellen...

Hot-dip galvanized steel sheet having excellent surface appearance...

Centrifugally cast composite roll for hot rolling

Centrifugally cast composite roll for rolling and its production me...

Device having free-running cooling rollers for producing a fibre co...

Roller tool for a machine tool, roller tool system, and method for...

Method and device for structurally conditioning a roll

Mill rolls capable of rolling long kilometers for ESP production line

Systems and methods for containing viscous materials in roll proces...

Method for rolling metal sheets with variable thickness

Glassy carbon roll-type mold manufacturing method for fine pattern...

Method for producing metal sheet with raised lines, metal sheet wit...

Apparatus and method for the production of strip

Rolling mill and rolling method

Compensation method for asymmetric plate profile of plate/strip rol...

Rolls of winding equipment in hot-rolling factory

Rolling stand for producing rolled strip

Continuous casting equipment

Exterior décor panel for home appliance and apparatus of manufactur...

Manufacturing method of martensite-based stainless steel for edged...

Hard disk drive cover with differential inner and outer surface rou...

Machine for deep rolling tool positioning

Roller leveler and plate flattening method using the same

Multipart roller

Centrifugally cast hot-rolling composite roll

Patents Applicationslast 30 patents

ROLLING MILL AND ROLLING METHOD

ROLLING MILL INSTALLATION COMPRISING A ROBOTIC SYSTEM CONFIGURED FO...

CHANGING THE EFFECTIVE CONTOUR OF A RUNNING SURFACE OF A WORKING RO...

NIP ROLLER, POLE PIECE FLATTENING EQUIPMENT AND POLE PIECE PRODUCTI...

ROLLING MILL AND ROLLING METHOD FOR METAL PLATE

ROLLING MILL FOR DIAMETER REDUCING ROLLING AND METHOD FOR MANUFACTU...

CENTRIFUGALLY CAST COMPOSITE ROLL FOR HOT ROLLING

COMPACT ALUMINIUM ALLOY HEAT TREATMENT METHOD

COLD ROLLING OF ROLLED STOCK

CHANGING THE EFFECTIVE CONTOUR OF A RUNNING SURFACE OF A WORKING RO...

TUBULAR STRUCTURE REINFORCING

METHOD FOR MANUFACTURING STEEL PLATES

METHOD FOR PRODUCING HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLEN...

Roller tool for a machine tool, roller tool system, and method for...

SYSTEMS AND METHODS FOR CONTAINING VISCOUS MATERIALS IN ROLL PROCES...

ROLL FOR ROLLING SURFACE TOPOGRAPHY OF STEEL PLATE AND METHOD FOR M...

MILL ROLLS CAPABLE OF ROLLING LONG KILOMETERS FOR ESP PRODUCTION LINE

GLASSY CARBON ROLL-TYPE MOLD MANUFACTURING METHOD FOR FINE PATTERN...

SYSTEMS, METHODS AND DEVICES FOR 3D ROLLING OF MULTI-GAUGE PARTS

MANUFACTURING METHOD FOR EMBOSSING ROLL AND EMBOSSING ROLL

COMPENSATION METHOD FOR ASYMMETRIC PLATE PROFILE OF PLATE/STRIP ROL...

Method and device for structurally conditioning a roll

METHOD FOR PRODUCING METAL SHEET WITH RAISED LINES, METAL SHEET WIT...

METHOD FOR PRODUCING METAL SHEET WITH RAISED LINES, METAL SHEET WIT...

METHOD FOR ROLLING METAL SHEETS WITH VARIABLE THICKNESS

ROLLS OF WINDING EQUIPMENT IN HOT-ROLLING FACTORY

CONTINUOUS CASTING EQUIPMENT

CENTRIFUGALLY CAST HOT-ROLLING COMPOSITE ROLL

OUTER PANEL FOR PILLAR OF VEHICLE, AND METHOD AND ROLLING APPARATUS...

HARD DISK DRIVE COVER AND METHODS OF MANUFACTURING