Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521245 | Method of processing sulphide copper- and/or sulphide copper-zinc concentrates | Jury I. Sannikov, Anatoly I. Panchenko, Anatoly P. Sychev, Ivan G. Vikharev, Vyacheslav P. Kuur +1 more | 1985-06-04 |