| PATENT ASSIGNEE'S COUNTRY | France |
| UPDATE | 03.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Process for purifying Na aluminate soln resulting from alkali ne attack of bauxites - Adding destabilizer to first Na aluminate soln supersatura ted with Na oxalate to form first ppcc comprising destabilizer & Na oxalate - Reyling said destabilizer from first ppcc, by decond adding of destabilizer to second Na aluminate soln supersaturated with Na oxalate to form second ppcc comprising destabili zer & Na oxalate Wherein destabilizer is metal hydroxide |
| PATENT PHOTOCOPY | Available on request |
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