Investment casting cores and methods
US7753104B2 · kind B2 · utility
27Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 2006 |
| Grant date | Jul 13, 2010 |
| Priority date | — |
| Expiry date | Feb 26, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22C21/14
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method involves forming a core assembly. The forming includes molding a first ceramic core over a first refractory metal core to form a core subassembly. The subassembly is assembled to a second ceramic core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.