Copper or its alloys

Industry

CPC
B21B2003/005

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21BROLLING OF METAL

Current Industry

B21B2003/005Copper or its alloys

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Rolled copper foil for lithium ion battery current collector, and l...
- Patent number 11,984,606
- Issue date May 14, 2024
- JX Metals Corporation
- Katsuhiro Kudo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Large-width cathode roller for producing high-strength ultra-thin c...
- Patent number 11,890,658
- Issue date Feb 6, 2024
- Xi'an Taijin New Energy & Materials Sci-Tech Co., Ltd.
- Le Zhang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Three-dimensional hierarchical layered porous copper and method for...
- Patent number 11,660,839
- Issue date May 30, 2023
- Tsinghua University
- Chen Luan
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Cu—Co—Si—Fe—P-based alloy with excellent bending formability and pr...
- Patent number 11,591,682
- Issue date Feb 28, 2023
- Poongsan Corporation
- Sidam Lee
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
High friction rolling of thin metal strip
- Patent number 11,542,567
- Issue date Jan 3, 2023
- Nucor Corporation
- Tao Wang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Copper alloy strip exhibiting improved dimensional accuracy after p...
- Patent number 11,203,799
- Issue date Dec 21, 2021
- JX Nippon Mining & Metals Corporation
- Akihiro Kakitani
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Cu-Ni-Si based copper alloy sheet material and production method
- Patent number 11,047,023
- Issue date Jun 29, 2021
- Dowa Metaltech Co., Ltd.
- Toshiya Shutoh
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Methods for preparing alternating arrangement silvercopper lateral...
- Patent number 11,000,889
- Issue date May 11, 2021
- WENZHOU HONGFENG ELECTRICAL ALLOY CO., LTD
- Xiao Chen
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Clad material
- Patent number 10,967,609
- Issue date Apr 6, 2021
- Hitachi Metals, Ltd.
- Shinji Yamamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for manufacturing clad material
- Patent number 10,953,630
- Issue date Mar 23, 2021
- Hitachi Metals, Ltd.
- Shinji Yamamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hard rolled-copper foil and method of manufacturing the hard rolled...
- Patent number 10,882,088
- Issue date Jan 5, 2021
- Fukuda Metal Foil & Powder Co., Ltd.
- Nobuaki Morioka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Plug-in connector and semi-finished product made from an aluminum a...
- Patent number 10,851,441
- Issue date Dec 1, 2020
- DIEHL METAL APPLICATIONS GMBH
- Uwe Zeigmeister
- B32 - LAYERED PRODUCTS
Information Patent Grant
High friction rolling of thin metal strip
- Patent number 10,815,544
- Issue date Oct 27, 2020
- Nucor Corporation
- Tao Wang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Equipment and method for manufacturing copper alloy material
- Patent number 10,799,944
- Issue date Oct 13, 2020
- Hitachi Metals, Ltd.
- Keisuke Fujito
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Copper ingot, copper wire material, and method for producing copper...
- Patent number 10,646,917
- Issue date May 12, 2020
- Mitsubishi Materials Corporation
- Satoru Mori
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rectangular rolled copper foil, flexible flat cable, rotary connect...
- Patent number 10,439,347
- Issue date Oct 8, 2019
- Furukawa Electric Co., Ltd.
- Ryosuke Matsuo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Heat radiating plate and method for producing same
- Patent number 10,180,293
- Issue date Jan 15, 2019
- Dowa Metaltech Co., Ltd.
- Tomotsugu Aoyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Copper foil for producing graphene and method of producing graphene...
- Patent number RE47195
- Issue date Jan 8, 2019
- JX Nippon Mining & Metals Corporation
- Yoshihiro Chiba
Information Patent Grant
Copper alloy with high strength and excellent processability in ben...
- Patent number 9,976,208
- Issue date May 22, 2018
- Kobe Steel, Ltd.
- Yasuhiro Aruga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Rolled copper foil
- Patent number 9,457,389
- Issue date Oct 4, 2016
- Furukawa Electric Co., Ltd.
- Kazuo Yoshida
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Copper foil for producing graphene and method of producing graphene...
- Patent number 9,260,310
- Issue date Feb 16, 2016
- JX Nippon Mining & Metals Corporation
- Yoshihiro Chiba
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Flexible circuit board and method for producing same and bend struc...
- Patent number 9,060,432
- Issue date Jun 16, 2015
- Nippon Steel & Sumikin Chemical Co., Ltd.
- Koichi Hattori
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hot rolling apparatus
- Patent number 8,555,687
- Issue date Oct 15, 2013
- IHI Corporation
- Kengo Ishige
- C21 - METALLURGY OF IRON
Information Patent Grant
Cu—Ni—Si—Co copper alloy for electronic materials and method for ma...
- Patent number 8,444,779
- Issue date May 21, 2013
- JX Nippon Mining & Metals Co., Ltd.
- Naohiko Era
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Rolled copper foil
- Patent number 8,221,897
- Issue date Jul 17, 2012
- Hitachi Cable, Ltd.
- Takemi Muroga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for the economical production of heat exchanger tubes bent i...
- Patent number 7,992,299
- Issue date Aug 9, 2011
- Wieland-Werke AG
- Horst Glatz
- C21 - METALLURGY OF IRON
Information Patent Grant
Ti brazing strips or foils
- Patent number 7,776,454
- Issue date Aug 17, 2010
- EMS Solutions, Inc.
- Chen-Chung S. Chang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for the production of a strip comprising a staggered profile...
- Patent number 7,694,870
- Issue date Apr 13, 2010
- Hans-Jörg Bauder
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for processing a metal slab or billet, and product produced...
- Patent number 7,546,756
- Issue date Jun 16, 2009
- Corus Technology B.V.
- Menno Rutger Van Der Winden
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for producing flat metal ribbon cables
- Patent number 7,093,355
- Issue date Aug 22, 2006
- Karl Fuhr GmbH & Co. KG Maschinenfabrik
- Volker Gerth
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Large-width Cathode Roller for Producing High-strength Ultra-thin C...
- Publication number 20230182184
- Publication date Jun 15, 2023
- Xi'an Taijin Industrial Electrochemical Technology Co., Ltd.
- Le ZHANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PREPARATION METHOD FOR ULTRAHIGH-CONDUCTIVITY MULTILAYER SINGLE-CRY...
- Publication number 20230080832
- Publication date Mar 16, 2023
- Peking University
- Kaihui LIU
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COPPER ALLOY FOR ELECTRICAL AND ELECTRONIC PARTS AND SEMICONDUCTORS...
- Publication number 20210332459
- Publication date Oct 28, 2021
- POONGSAN CORPORATION
- Won Shin Kwak
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CU-CO-SI-FE-P-BASED ALLOY WITH EXCELLENT BENDING FORMABILITY AND PR...
- Publication number 20210230727
- Publication date Jul 29, 2021
- Poongsan Corporation
- Sidam LEE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HIGH FRICTION ROLLING OF THIN METAL STRIP
- Publication number 20200347470
- Publication date Nov 5, 2020
- Nucor Corporation
- Tao WANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHODS FOR PREPARING ALTERNATING ARRANGEMENT SILVERCOPPER LATERAL...
- Publication number 20200290103
- Publication date Sep 17, 2020
- WENZHOU HONGFENG ELECTRICAL ALLOY CO., LTD
- Xiao CHEN
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COPPER ALLOY STRIP EXHIBITING IMPROVED DIMENSIONAL ACCURACY AFTER P...
- Publication number 20200024695
- Publication date Jan 23, 2020
- JX NIPPON MINING & METALS CORPORATION
- Akihiro KAKITANI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PLUG-IN CONNECTOR AND SEMI-FINISHED PRODUCT MADE FROM AN ALUMINUM A...
- Publication number 20180119253
- Publication date May 3, 2018
- DIEHL METAL APPLICATIONS GMBH
- UWE ZEIGMEISTER
- B32 - LAYERED PRODUCTS
Information Patent Application
RECTANGULAR ROLLED COPPER FOIL, FLEXIBLE FLAT CABLE, ROTARY CONNECT...
- Publication number 20180019559
- Publication date Jan 18, 2018
- FURUKAWA ELECTRIC CO., LTD.
- Ryosuke MATSUO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
EQUIPMENT AND METHOD FOR MANUFACTURING COPPER ALLOY MATERIAL
- Publication number 20170368599
- Publication date Dec 28, 2017
- HITACHI METALS, LTD
- Keisuke FUJITO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HEAT RADIATING PLATE AND METHOD FOR PRODUCING SAME
- Publication number 20170122681
- Publication date May 4, 2017
- DOWA METALTECH CO., LTD.
- Tomotsugu Aoyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ROLLED COPPER FOIL
- Publication number 20140335372
- Publication date Nov 13, 2014
- FURUKAWA ELECTRlC CO., LTD.
- Kazuo YOSHIDA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
FLEXIBLE CIRCUIT BOARD AND METHOD FOR PRODUCING SAME AND BEND STRUC...
- Publication number 20140254114
- Publication date Sep 11, 2014
- NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
- Koichi HATTORI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
COPPER FOIL FOR PRODUCING GRAPHENE, PRODUCTION METHOD THEREOF AND M...
- Publication number 20140246399
- Publication date Sep 4, 2014
- JX NIPPON MINING & METALS CORPORATION
- Yoshihiro Chiba
- B82 - NANO-TECHNOLOGY
Information Patent Application
COPPER FOIL FOR PRODUCING GRAPHENE AND METHOD OF PRODUCING GRAPHENE...
- Publication number 20140216650
- Publication date Aug 7, 2014
- JX NIPPON MINING & METALS CORPORATION
- Yoshihiro Chiba
- B82 - NANO-TECHNOLOGY
Information Patent Application
PROCESSED HIGH-PURITY COPPER MATERIAL HAVING UNIFORM AND FINE CRYST...
- Publication number 20120328468
- Publication date Dec 27, 2012
- Mitsubishi Materials Corporation
- Satoshi Kumagai
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
COPPER ALLOY SHEET MATERIAL HAVING A LOW YOUNG'S MODULUS AND METHOD...
- Publication number 20120241056
- Publication date Sep 27, 2012
- Koji SATO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COPPER ALLOY WITH HIGH STRENGTH AND EXCELLENT PROCESSABILITY IN BEN...
- Publication number 20120175026
- Publication date Jul 12, 2012
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Yasuhiro AGRUGA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND PRODUCTION LINE FOR MANUFACTURING METAL STRIPS MADE OF C...
- Publication number 20110214834
- Publication date Sep 8, 2011
- SMS Siemag Aktiengesellschaft
- Hans-Peter Richter
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
FLEXIBLE CIRCUIT BOARD AND METHOD FOR PRODUCING SAME AND BEND STRUC...
- Publication number 20110132643
- Publication date Jun 9, 2011
- Koichi Hattori
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COPPER ALLOY SHEET MATERIAL
- Publication number 20110038753
- Publication date Feb 17, 2011
- Hiroshi Kaneko
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HOT ROLLING APPARATUS
- Publication number 20100180655
- Publication date Jul 22, 2010
- Kengo Ishige
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CU-NI-SI-CO COPPER ALLOY FOR ELECTRONIC MATERIALS AND METHOD FOR M...
- Publication number 20090301614
- Publication date Dec 10, 2009
- Nippon Mining & Metals Co., Ltd.
- Naohiko Era
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Copper-based deposited alloy strip for contact material and process...
- Publication number 20090202861
- Publication date Aug 13, 2009
- Kuniteru Mihara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Strengthened Alpha Brass and Method for Manufacturing the Same
- Publication number 20090120544
- Publication date May 14, 2009
- Mitsui Mining and Smelting Co., Ltd.
- Hiroshi Yamaguchi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method and Production Line for Manufacturing Metal Strips Made of C...
- Publication number 20090107589
- Publication date Apr 30, 2009
- SMS Demag AG
- Hans-Peter Richter
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COPPER ALLOY WITH HIGH STRENGTH AND EXCELLENT PROCESSABILITY IN BEN...
- Publication number 20090084473
- Publication date Apr 2, 2009
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd)
- Yasuhiro Aruga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ROLLED COPPER FOIL
- Publication number 20090017325
- Publication date Jan 15, 2009
- HITACHI CABLE, LTD.
- Takemi Muroga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COPPER, COPPER ALLOY, AND MANUFACTURING METHOD THEREFOR
- Publication number 20080277032
- Publication date Nov 13, 2008
- Nippon Mining & Metals Co., Ltd.
- Yasuo Tomioka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD OF PRODUCING AN OXYGEN-FREE COPPER WIRE MATERIAL BY A CONTIN...
- Publication number 20080196550
- Publication date Aug 21, 2008
- THE FURUKAWA ELECTRIC CO., LTD.
- Toshio ABE
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Copper or its alloys

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Rolled copper foil for lithium ion battery current collector, and l...

Large-width cathode roller for producing high-strength ultra-thin c...

Three-dimensional hierarchical layered porous copper and method for...

Cu—Co—Si—Fe—P-based alloy with excellent bending formability and pr...

High friction rolling of thin metal strip

Copper alloy strip exhibiting improved dimensional accuracy after p...

Cu-Ni-Si based copper alloy sheet material and production method

Methods for preparing alternating arrangement silvercopper lateral...

Clad material

Method for manufacturing clad material

Hard rolled-copper foil and method of manufacturing the hard rolled...

Plug-in connector and semi-finished product made from an aluminum a...

High friction rolling of thin metal strip

Equipment and method for manufacturing copper alloy material

Copper ingot, copper wire material, and method for producing copper...

Rectangular rolled copper foil, flexible flat cable, rotary connect...

Heat radiating plate and method for producing same

Copper foil for producing graphene and method of producing graphene...

Copper alloy with high strength and excellent processability in ben...

Rolled copper foil

Copper foil for producing graphene and method of producing graphene...

Flexible circuit board and method for producing same and bend struc...

Hot rolling apparatus

Cu—Ni—Si—Co copper alloy for electronic materials and method for ma...

Rolled copper foil

Method for the economical production of heat exchanger tubes bent i...

Ti brazing strips or foils

Method for the production of a strip comprising a staggered profile...

Method for processing a metal slab or billet, and product produced...

Method and device for producing flat metal ribbon cables

Patents Applicationslast 30 patents

Large-width Cathode Roller for Producing High-strength Ultra-thin C...

PREPARATION METHOD FOR ULTRAHIGH-CONDUCTIVITY MULTILAYER SINGLE-CRY...

COPPER ALLOY FOR ELECTRICAL AND ELECTRONIC PARTS AND SEMICONDUCTORS...

CU-CO-SI-FE-P-BASED ALLOY WITH EXCELLENT BENDING FORMABILITY AND PR...

HIGH FRICTION ROLLING OF THIN METAL STRIP

METHODS FOR PREPARING ALTERNATING ARRANGEMENT SILVERCOPPER LATERAL...

COPPER ALLOY STRIP EXHIBITING IMPROVED DIMENSIONAL ACCURACY AFTER P...

PLUG-IN CONNECTOR AND SEMI-FINISHED PRODUCT MADE FROM AN ALUMINUM A...

RECTANGULAR ROLLED COPPER FOIL, FLEXIBLE FLAT CABLE, ROTARY CONNECT...

EQUIPMENT AND METHOD FOR MANUFACTURING COPPER ALLOY MATERIAL

HEAT RADIATING PLATE AND METHOD FOR PRODUCING SAME

ROLLED COPPER FOIL

FLEXIBLE CIRCUIT BOARD AND METHOD FOR PRODUCING SAME AND BEND STRUC...

COPPER FOIL FOR PRODUCING GRAPHENE, PRODUCTION METHOD THEREOF AND M...

COPPER FOIL FOR PRODUCING GRAPHENE AND METHOD OF PRODUCING GRAPHENE...

PROCESSED HIGH-PURITY COPPER MATERIAL HAVING UNIFORM AND FINE CRYST...

COPPER ALLOY SHEET MATERIAL HAVING A LOW YOUNG'S MODULUS AND METHOD...

COPPER ALLOY WITH HIGH STRENGTH AND EXCELLENT PROCESSABILITY IN BEN...

METHOD AND PRODUCTION LINE FOR MANUFACTURING METAL STRIPS MADE OF C...

FLEXIBLE CIRCUIT BOARD AND METHOD FOR PRODUCING SAME AND BEND STRUC...

COPPER ALLOY SHEET MATERIAL

HOT ROLLING APPARATUS

CU-NI-SI-CO COPPER ALLOY FOR ELECTRONIC MATERIALS AND METHOD FOR M...

Copper-based deposited alloy strip for contact material and process...

Strengthened Alpha Brass and Method for Manufacturing the Same

Method and Production Line for Manufacturing Metal Strips Made of C...

COPPER ALLOY WITH HIGH STRENGTH AND EXCELLENT PROCESSABILITY IN BEN...

ROLLED COPPER FOIL

COPPER, COPPER ALLOY, AND MANUFACTURING METHOD THEREFOR

METHOD OF PRODUCING AN OXYGEN-FREE COPPER WIRE MATERIAL BY A CONTIN...