| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 08.00 |
| PATENT ASSIGNEE | Alumitech of Cleveland |
| PATENT CLAIMS |
Process for recovering MgAl2O4 from NMP obtained from Al dross, the NMP contg alumina, magnesia & MgAl2O4 - Digesting NMP with SO4H2 to dissolve alumina & magne sia without dissolving Mg aluminate spinel (I) - Filtering (I) from liquid - Recovering (I) |
| PATENT PHOTOCOPY | Available on request |
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