Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11480026 | Nano-thermite well plug | Casey Hirschmann, Randall S. Shafer | 2022-10-25 |
| 11441384 | Tool for metal plugging or sealing of casing | Casey Hirschmann, Randall S. Shafer, Stewart M. Robertson, Dan Mueller | 2022-09-13 |
| 11377925 | Through tubing P and A with bismuth alloys | Dan Mueller, Geir Ove Titlestad, Curtis G. Blount, Rick D. Watts, Randall S. Shafer +1 more | 2022-07-05 |