Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9745805 | Method of interconnecting a drill rod with a drill string by means of a threaded connection, rod handling system and drill rig | Kent Evermark, Peter Rosmark | 2017-08-29 |
| 9650849 | Drilling rig rod handling apparatus | Johan Jelgert, Lars E. Larsson, Kent Evermark | 2017-05-16 |