Carbon heater
US6043468A · kind A · utility
28Cited by
4References
47Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 31, 1998 |
| Grant date | Mar 28, 2000 |
| Priority date | — |
| Expiry date | Jul 31, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B2203/003
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A carbon heater comprising heater members (11, 111, 121 . . . 161, 212, 222, 315, 325 . . . 345, 411, 515, 612) in which a plurality of carbon fiber bundles having a plurality of carbon fibers whose diameter is 5 to 15 .mu.m bundled are woven into a longitudinally elongated shape such as a wire shape or a tape shape and the impurity content is less than 10 ppm in ashes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.