Self-resistance-heated evaporation boat
US4089643A · kind A · utility
7Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 1976 |
| Grant date | May 16, 1978 |
| Priority date | — |
| Expiry date | Mar 19, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C14/26
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An elongated, cavity-containing, self-resistance-heated, evaporation boat has a triangular cross-sectional shape at its cavity portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.