Title:
COPPER-COVERED STEEL WIRE AND TWISTED WIRE
Document Type and Number:
WIPO Patent Application WO/2020/031268
Kind Code:
A1
Abstract:
This copper-covered steel wire comprises: a core wire which is formed from steel; and a cover layer which covers the outer circumferential surface of the core wire, and which is formed from copper or a copper alloy. The cover layer contains an intermediate layer which is arranged in a region that includes the interface between the cover layer and the core wire, and which has a higher zinc concentration than the other regions of the cover layer.
Inventors:
AKADA TAKUMI (JP)
TAKAMURA SHINEI (JP)
SATO DAIGO (JP)
ENOMOTO TAKAAKI (JP)
TAKAMURA SHINEI (JP)
SATO DAIGO (JP)
ENOMOTO TAKAAKI (JP)
Application Number:
PCT/JP2018/029652
Publication Date:
February 13, 2020
Filing Date:
August 07, 2018
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
H01B5/02; C22C38/00; C23C2/38
Domestic Patent References:
| WO2015033896A1 | 2015-03-12 |
Foreign References:
| JP2002270039A | 2002-09-20 | |||
| JPS59194621U | 1984-12-24 | |||
| JPH01289021A | 1989-11-21 | |||
| JP2016194070A | 2016-11-17 | |||
| JP2006096991A | 2006-04-13 | |||
| JPH11256274A | 1999-09-21 | |||
| JPH08337844A | 1996-12-24 |
Attorney, Agent or Firm:
KITANO, Shuhei et al. (JP)
Download PDF: