Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9829597 | Model based inversion of acoustic impedance of annulus behind casing | Jiaqi Yang, Sandip Bose | 2017-11-28 |
| 9784875 | Method to estimate cement acoustic wave speeds from data acquired by a cased hole ultrasonic cement evaluation tool | Jiaqi Yang, Sandip Bose | 2017-10-10 |
| 9732607 | Methods and apparatus for evaluating properties of cement utilizing ultrasonic signal testing | Jiaqi Yang, Sandip Bose | 2017-08-15 |
| 9534487 | Cement acoustic properties from ultrasonic signal amplitude dispersions in cased wells | Jiaqi Yang, Sandip Bose | 2017-01-03 |