Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366513 | Preparation of granulated alkaline earth metal carbonate | Ludwig Pfeifer, Karl Koehler, Peter Wallbrecht, Norbert Mingels | 1994-11-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366513 | Preparation of granulated alkaline earth metal carbonate | Ludwig Pfeifer, Karl Koehler, Peter Wallbrecht, Norbert Mingels | 1994-11-22 |