Methods and apparatuses for manufacturing cast silicon from seed crystals
US8591851B2 · kind B2 · utility
2Cited by
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11Claims
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Key dates
| Filing date | Mar 28, 2013 |
| Grant date | Nov 26, 2013 |
| Priority date | — |
| Expiry date | Mar 28, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12528
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Methods and apparatuses are provided for casting silicon for photovoltaic cells and other applications. With these methods, an ingot can be grown that is low in carbon and whose crystal growth is controlled to increase the cross-sectional area of seeded material during casting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.