Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502011 | Method and apparatus for continuously controlling a well flow rate | — | 2019-12-10 |
| 10364624 | Apparatus for switching off and deviating a circulating liquid flow without water hammering | Gian Marco Silva | 2019-07-30 |