DRUM UNIT FOR A WELL INTERVENTION STRING
- Application ID: EP12818942
- Status: █ NO OPPOSITION FILED WITHIN TIMELIMIT
This EP application has the IPC class B66 (HOISTING; LIFTING; HAULING) and E21 (EARTH OR ROCK DRILLING; MINING). We found, that Zacco Denmark A/S, Acapo AS, Bryn Aarflot AS, Schneiders & Behrendt, Hansen und Heeschen and 4 others are specialized in this combination either. For a similar patent, they might be a good choice.