Hollow arc electrode
US4754463A · kind A · utility
0Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 17, 1987 |
| Grant date | Jun 28, 1988 |
| Priority date | — |
| Expiry date | Feb 17, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B7/101
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A hollow arc furnace electrode comprises a central channel formed in its upper part as a tube and in its lower part as a passage extending through a graphite tip of the electrode. A metallic electrode portion is arranged around the central tube above the tip, which electrode portion is provided with channels for liquid coolant flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.