Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648073 | Retrievable sliding sleeve flow control valve for zonal isolation control system | Kerry D. Jernigan, Mark Crawford | 2003-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648073 | Retrievable sliding sleeve flow control valve for zonal isolation control system | Kerry D. Jernigan, Mark Crawford | 2003-11-18 |