Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6397950 | Apparatus and method for removing a frangible rupture disc or other frangible device from a wellbore casing | Steven G. Streich, James R. Birchak, Paul F. Rodney, Neal G. Skinner | 2002-06-04 |
| 6336502 | Slow rotating tool with gear reducer | Jim B. Surjaatmadja | 2002-01-08 |