| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 05.00 |
| PATENT ASSIGNEE | Aichi Steel Works |
| PATENT CLAIMS |
Method of producing anisotropic powders composed of rare earth element including yttrium (R), Fe & B - Hydrogenation step carried out at 780-840C & H pressure 0.01-0.06 MPa & in which the rel. rate of reaction between R-Fe-B based alloy & H is controlled within 0.25-0.5 to introduce phase transformation in said alloy & - H desorption step to introduce reverse transformation in said alloy |
| PATENT PHOTOCOPY | Available on request |
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