Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363658 | Process for combined production of metal alloys and zirconium corundum | Boris A. Shushlebin, Nikolai A. Bogdanov, Nikolai I. Subbotin, Mikhail V. Galkin | 1982-12-14 |
| 4229214 | Process for combined production of ferrosilicozirconium and zirconium corundum | Boris A. Shushlebin, Nikolai P. Lyakishev, Gennady F. Ignatenko, Nikolai I. Subbotin | 1980-10-21 |