Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031963 | Method of downhole hydraulicking mineral resources | Nikolai I. Babichev, Viktor A. Dmitriev, Grigory J. Abramov | 1991-07-16 |
| 4934466 | Device for borehole hydraulic mining | Grigory J. Abramov, Nikolai I. Babichev, Viktor A. Dmitriev | 1990-06-19 |
| 4906048 | Method of downhole hydraulicking of mineral resources | Nikolai I. Babichev, Viktor A. Dmitriev, Grigory J. Abramov | 1990-03-06 |