Form release layer for the casting nonferrous metals
US8403024B2 · kind B2 · utility
1Cited by
5References
5Claims
0Family size
Assignees
Inventor
Key dates
| Filing date | Sep 5, 2008 |
| Grant date | Mar 26, 2013 |
| Priority date | — |
| Expiry date | Jun 4, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C22/74
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A metallic, ferriferous permanent mold, especially a permanent steel mold, is provided that can be impinged upon with a liquid or flowable aluminum material, a layer for protecting the permanent form and for obtaining an optimum cast result being producible by means of a mold release agent. The invention also relates to a mold release agent for producing said layer and to a method for producing said layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.