Foundry mixture and related methods for casting and cleaning cast metal parts
US9038708B1 · kind B1 · utility
5Cited by
13References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2014 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Oct 10, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25F1/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A foundry mixture for making molds used for molding cast metal parts includes foundry sand, a non-aqueous binder, and a cleaning agent that includes calcium oxide. Residual foundry mixture remaining on the cast part after removal from the mold is removed by electrolytic cleaning of the cast part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.