Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7871588 | Silica by precipitation at constant alkali number, and its use | Robert Kuhlmann, Claus-Peter Drexel | 2011-01-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7871588 | Silica by precipitation at constant alkali number, and its use | Robert Kuhlmann, Claus-Peter Drexel | 2011-01-18 |