Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666688 | Method for recovery and conversion of strontium sulfate to strontium carbonate from low and medium grade celestite ores | — | 1987-05-19 |
| 4659664 | Structures containing immobilized microbial cells | — | 1987-04-21 |
| 4656150 | Treatment of sericitic clays to produce an adsorbent, absorbent product | — | 1987-04-07 |
| 4565794 | Production of silica gel and an adsorbent, absorbent product from sericitic clay | — | 1986-01-21 |