Ceramic molds having a metal oxide barrier for casting and directional solidification of superalloys
US3955616A · kind A · utility
21Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 11, 1975 |
| Grant date | May 11, 1976 |
| Priority date | — |
| Expiry date | Jun 11, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22C3/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A metal oxide barrier layer is provided at the interface between a refractory oxide-silica investment mold and a contained metal superalloy, allowing directional solidification of the contained superalloy at elevated temperatures without metal-mold reaction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.