Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685935 | Process for producing pure magnesium sulphite | Stanislav Najmr, Jaroslav Kralicek | 1987-08-11 |
| 4474737 | Process of purification of magnesic raw material | Stanislav Najmr, Jaroslav Kralicek | 1984-10-02 |