| PATENT ASSIGNEE'S COUNTRY | Korea |
| UPDATE | 11.99 |
| PATENT ASSIGNEE | Zion Synthetic Fiber |
| PATENT CLAIMS |
- Pulverizing sillimanite (50%); Zeolite (5%); Topaz (20%); Trona (5%) & Hematite (20%) to 325 mesh - Heating to thermally deform the ingredients - Pulverizing the thermal deformed ingredients to > 900 mesh - Filtering with liquid through sieve of 900 mesh - Precipitating filtered compn |
| PATENT PHOTOCOPY | Available on request |
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