Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9045975 | Well tool and method for in situ introduction of a treatment fluid into an annulus in a well | Sven Harald Tønnessen, Bengt Gunnarsson, Arthur Herman Dybevik | 2015-06-02 |