Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10508515 | Method and apparatus for filling an annulus between casing and rock in an oil or gas well | Dianne Tompkins, Helen Haneferd, Lars Hovda, Edvard Omdal, Hardy Hartmann Nielsen +1 more | 2019-12-17 |