Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647902 | Stabilized calcium carbonate composition using sodium carbonate and mixtures of acids and uses therefor | — | 1997-07-15 |
| 5599388 | Acid resistant calcium carbonate composition containing an aluminum salt, uses therefor and processes for its production | — | 1997-02-04 |
| 5593488 | Acid resistant calcium carbonate composition and uses therefor | — | 1997-01-14 |
| 5593489 | Acid resistant carbonate composition containing an aluminum or magnesium hydroxide methods of preparation and uses therefor | — | 1997-01-14 |