Reinforced shell mold and method
US6648060B1 · kind B1 · utility
5Cited by
16References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 15, 2002 |
| Grant date | Nov 18, 2003 |
| Priority date | — |
| Expiry date | May 15, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22C9/04
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of making a ceramic shell mold comprises repeatedly coating a fugitive pattern of an article to be cast with a ceramic slurry layer and applying on the ceramic slurry layer a refractory stucco to form a plurality of ceramic slurry layers and stucco layers on the pattern wherein at least one of the stucco layers is formed by applying discontinuous stucco fibers followed by applying a granular stucco particles on the discontinuous stucco fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.