Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316091 | Method for reducing occurrences of stuck drill pipe | Marco Rasi, Eugene A. Sikirica | 1994-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316091 | Method for reducing occurrences of stuck drill pipe | Marco Rasi, Eugene A. Sikirica | 1994-05-31 |