发明名称 |
Process for coextrusion billets with multiple metallic cylindrical layers by hot isostatic pressing and product |
摘要 |
Coextrusion billets of two or more concentric metallic layers treated by a hot isostatic pressing (HIP) process in order to form a defect-free bondline between the contiguous touching metal layers. The HIP process can also be applied to extruded or further reduced tubes in order to heal bondline defects.
|
申请公布号 |
US4977034(A) |
申请公布日期 |
1990.12.11 |
申请号 |
US19890432897 |
申请日期 |
1989.11.07 |
申请人 |
TELEDYNE INDUSTRIES, INC. |
发明人 |
WANG, CHUN T. |
分类号 |
B21C23/01;B21C23/22;B22F7/06 |
主分类号 |
B21C23/01 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|