An active external casing packer (ECP) for frac operations in oil and gas wells
- Application ID: EP13194091
- Status: █ NO OPPOSITION FILED WITHIN TIMELIMIT
This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING). Meta Downhole Ltd and IPentus Limited are specialized in E21. Meta Downhole Ltd, IPentus Limited is specialised in E21 (EARTH OR ROCK DRILLING; MINING). Here you find a list of all patent agent firms which are specialized in this IPC class. For a similar patent, they might be a good choice.