Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648055 | Method for preparing low-concentration polyaluminosilicate microgels | John D. Rushmere | 1997-07-15 |
| 5626721 | Process for preparing water soluble polyaluminosilicates | John D. Rushmere | 1997-05-06 |
| 5595630 | Process for the manufacture of paper | — | 1997-01-21 |