Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355961 | Metal and elastomer casing hanger seal | Lawrence A. Eckert | 1994-10-18 |
| 5290126 | Antirotation device for subsea wellheads | Rodolfo Lugo, B. Lee Danner | 1994-03-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355961 | Metal and elastomer casing hanger seal | Lawrence A. Eckert | 1994-10-18 |
| 5290126 | Antirotation device for subsea wellheads | Rodolfo Lugo, B. Lee Danner | 1994-03-01 |