发明名称 |
High-performance friction stir welding tools |
摘要 |
Friction stir welding tools made of a hardmetal including hard particles having a first material and a binder matrix having a second, different material.
|
申请公布号 |
US7857188(B2) |
申请公布日期 |
2010.12.28 |
申请号 |
US20070669791 |
申请日期 |
2007.01.31 |
申请人 |
WORLDWIDE STRATEGY HOLDING LIMITED |
发明人 |
LIU SHAIW-RONG SCOTT |
分类号 |
B23K20/12;C22C9/00 |
主分类号 |
B23K20/12 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|