Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440224 | Method of underground fuel gasification | Efim Vulfovich Kreinin, Kirill N. Zvyagimtsev | 1984-04-03 |
| 4211632 | Method for heat processing of pulverized brown coal | Zinovy F. Chukhanov, Anatoly M. Nikolaev, Vadim Karasev, Elizaveta A. Shapatina, Zinovy Z. Chukhanov +2 more | 1980-07-08 |