Ribbon crystal pulling furnace afterheater with at least one opening
US8328932B2 · kind B2 · utility
0Cited by
5References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2008 |
| Grant date | Dec 11, 2012 |
| Priority date | — |
| Expiry date | Sep 24, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T117/1068
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A ribbon crystal pulling furnace has an interior for enclosing at least a portion of one or more ribbon crystals, and an afterheater positioned within the interior. The afterheater has at least one wall with one or more openings that facilitate control of the temperature profile within the furnace.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.