Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364918 | Separation of thiosulfate from Stretford solution | — | 1982-12-21 |
| 4351566 | Method and apparatus for mixing gaseous oxidant and lixiviant in an in situ leach operation | Tsoung Y. Yan | 1982-09-28 |
| 4340252 | Process for the in-situ leaching of uranium | Tsoung Y. Yan | 1982-07-20 |