Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5611547 | Elongated seal assembly for sealing well tubing-to liner annulus | John L. Baugh | 1997-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5611547 | Elongated seal assembly for sealing well tubing-to liner annulus | John L. Baugh | 1997-03-18 |