Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9416621 | Coiled tubing surface operated downhole safety/back pressure/check valve | Graeme Michael Kelbie | 2016-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9416621 | Coiled tubing surface operated downhole safety/back pressure/check valve | Graeme Michael Kelbie | 2016-08-16 |