| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 06.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Mixing Mg(OH)2, NaOH & water to form slurry > 20C & pH > 13 - Adding fluosilicic acid to obtain said fluoride (as ppcc) - Recovery |
| PATENT PHOTOCOPY | Available on request |
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