Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543538 | Method for treating multiple wellbore intervals | Randy C. Tolman, Abdel Wadood M. El-Rabaa, William A. Sorem | 2003-04-08 |
| 6520255 | Method and apparatus for stimulation of multiple formation intervals | Randy C. Tolman, Lawrence O. Carlson, David A. Kinison, Glenn S. Goss, William A. Sorem +1 more | 2003-02-18 |