| PATENT ASSIGNEE'S COUNTRY | Taiwan |
| UPDATE | 03.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Water (100 parts) - Boehmite (0.5-20 parts) - Al2O3 (1-50 parts) - Acidic soln (1-20 parts) |
| PATENT PHOTOCOPY | Available on request |
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