Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366128 | Removal of arsenic from aqueous solutions | Ian M. Masters | 1982-12-28 |
| 4330508 | Removal of selenium (IV) and (VI) from acidic copper sulphate solutions | Derek G. E. Kerfoot, Hugh C. Scheie | 1982-05-18 |