Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354381 | Sonic attenuating method for distinguishing between oil, water and gas | William L. Medlin, Lucien Masse | 1982-10-19 |
| 4312049 | Method of identifying gas, oil and water zones in a subsurface formation | Lucien Masse, W. L. Medlin | 1982-01-19 |