Multi-layer susceptor design for magnetic flux shielding in directional solidification furnaces
US10907269B2 · kind B2 · utility
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21References
9Claims
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Key dates
| Filing date | Jun 26, 2020 |
| Grant date | Feb 2, 2021 |
| Priority date | — |
| Expiry date | Jun 26, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B6/367
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An induction furnace assembly comprising a chamber having a mold; a primary inductive coil coupled to the chamber; a layered susceptor comprising at least two layers of magnetic field attenuating material surrounding the chamber between the primary inductive coil and the mold to nullify the electromagnetic field in the hot zone of the furnace chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.