Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5926024 | System and method for measuring fluid properties by forming a coaxial transmission line in a cased well | Curtis G. Blount, Michael Erwin | 1999-07-20 |
| 4662448 | Well treatment method using sodium silicate to seal formation | James D. Ashford, Gary D. Herring, William N. Wilson | 1987-05-05 |
| 4627496 | Squeeze cement method using coiled tubing | James D. Ashford, Terry Harrison, Curtis G. Blount, Gary D. Herring, David R. Underdown | 1986-12-09 |