Investment casting
US7216689B2 · kind B2 · utility
17Cited by
13References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2004 |
| Grant date | May 15, 2007 |
| Priority date | — |
| Expiry date | Jun 29, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22C21/14
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Pre-molding of wax or similar sacrificial material over one or more cores facilitates a subsequent molding over a core assembly. Individual cores or groups thereof may be pre-molded in a wax body. One or more such wax bodies may be assembled with other bodies and/or other cores to facilitate a main wax molding of such assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.