发明名称 |
Making molds with rectangular or square-shaped cross section |
摘要 |
A round copper or copper-alloy tube is internally coated with a relatively thick nickel or nickel-alloy layer and formed into a tube of rectangular or square-shaped cross section; the tube or cut-off sections thereof will serve as molds for continuous casting.
|
申请公布号 |
US4787228(A) |
申请公布日期 |
1988.11.29 |
申请号 |
US19830493515 |
申请日期 |
1983.05.12 |
申请人 |
KABEL-UND METALLWERKE GUTEHOFFNUNGSHUETTE AG |
发明人 |
WEISNER, EIKE;GRAVEMANN, HORST |
分类号 |
B22D11/04;B22C9/06;B22D11/057;B22D11/059;(IPC1-7):B21D31/00;B21C1/24 |
主分类号 |
B22D11/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|