发明名称 |
Directional solidification mould |
摘要 |
<p>A mould for use in directionally solidifying a component has a casting cavity including a single crystal selector spiral which is a helical passage having not less than 1¼ and not more than 1½ turns.</p> |
申请公布号 |
EP2165787(A1) |
申请公布日期 |
2010.03.24 |
申请号 |
EP20090251609 |
申请日期 |
2009.06.20 |
申请人 |
ROLLS-ROYCE PLC |
发明人 |
BOSWELL, JOHN HAROLD;LOCKWOOD, SIMON TRAVIS |
分类号 |
B22C7/02;B22C9/04;B22C9/24;B22D25/02 |
主分类号 |
B22C7/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|