Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4585627 | Process for the concentration of uranium from sea water | Dieter Heitkamp | 1986-04-29 |
| 4416860 | Method and apparatus for recovering raw material, especially uranium, from natural waters, especially from the sea | Dieter Heitkamp | 1983-11-22 |