Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7017681 | Device for performing hydrodynamic action on wellbore walls | Ivan Vladimirovich Ivannikov | 2006-03-28 |
| 6863125 | Device for flow and liftgas production of oil-wells (versions) | Ivan Vladimirovich Ivannikov | 2005-03-08 |
| 6736209 | Method for vibrational impact on a pipe string in a borehole and devices for carrying out said method | Ivan Vladimirovich Ivannikov | 2004-05-18 |
| 6725923 | Method and device for exciting transversal oscillations of a pipe string in a borehole | Ivan Vladimirovich Ivannikov | 2004-04-27 |
| 6705396 | Method and apparatus for producing fluid cavitation | Ivan Vladimirovich Ivannikov | 2004-03-16 |
| 6705399 | Method for transforming a gas-liquid stream in wells and device therefor | Ivan Vladimirovich Ivannikov | 2004-03-16 |
| 6702204 | Cavitating jet | Ivan Vladimirovich Ivannikov | 2004-03-09 |