Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6182751 | Borehole sucker-rod pumping plant for pumping out gas liquid mixtures | Konstantin Ivanovich Koshkin | 2001-02-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6182751 | Borehole sucker-rod pumping plant for pumping out gas liquid mixtures | Konstantin Ivanovich Koshkin | 2001-02-06 |