Zone melting process
US3935058A · kind A · utility
4Cited by
5References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 21, 1974 |
| Grant date | Jan 27, 1976 |
| Priority date | — |
| Expiry date | Jun 21, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T117/108
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Increased heat control is obtained in the melting zone of a zone melting process utilizing an electric current passed longitudinally through the charge, to melt the charge, by constricting the melted charge in the melting zone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.