DOWNHOLE WELLBORE HEATING SYSTEM AND METHOD
- Application ID: EP13839187
- Status: █ GRANT OF PATENT INTENDED
This patent has the IPC combination E21 (EARTH OR ROCK DRILLING; MINING) and H05 (ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR) is specialized in the combination E21 and H05. We found, that Dummett Copp LLP, Argyma, inCompass IP Europe Ltd are specialized in all of these IPC classes. For a similar patent, they might be a good choice.