Process for obtaining bimaterial parts by casting an alloy around an insert coated with a metal film
US5377742A · kind A · utility
6Cited by
0References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 4, 1993 |
| Grant date | Jan 3, 1995 |
| Priority date | — |
| Expiry date | Mar 4, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22D19/0081
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for obtaining bimaterial parts by casting an aluminum alloy onto an insert coated with a metal film. In this process, the oxide layer is removed from the insert by treatment under vacuum, and then the insert is coated with a titanium based film by physical vapor deposition, and the insert is placed in a mold which is filled with a casting alloy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.