Process for recycling rare earth magnets
US10323300B1 · kind B1 · utility
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3References
11Claims
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Key dates
| Filing date | Sep 1, 2016 |
| Grant date | Jun 18, 2019 |
| Priority date | — |
| Expiry date | Dec 5, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/50
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method to separate rare earth material from a rare earth magnet. At least one embodiment comprises a method that heats a provided rare earth magnet to at least 600° C. whereby the rare earth magnet absorbs a dry gas. Separated rare earth materials are created. Magnetic rare earth materials are produced from the separated rare earth materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.