Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879058 | Detergent compositions comprising synthetic alkali metal aluminosilicates | — | 1989-11-07 |
| 4879323 | Synthetic alkali metal alumino-silicates, methods and uses, compositions and their methods of preparation | — | 1989-11-07 |
| 4863796 | Paper coated with synthetic alkali metal alumino-silicates | — | 1989-09-05 |
| 4812299 | Synthetic alkali metal alumino-silicates, methods and uses, compositions and their methods of preparation | — | 1989-03-14 |