POWER ACTUATOR DEVICE AND METHOD FOR SUBMERGED USE AT PETROLEUM EXPLOITATION
- Application ID: EP13746163
- Status: █ PATENT GRANTED
This EP application has the IPC class E21 (EARTH OR ROCK DRILLING; MINING) and H02 (GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER). We found, that CURO AS, Murgitroyd & Company, Harrison IP Limited, Sandvik Mining and Construction Oy, Astrum IP Limited and 3 others are specialized in this combination either. For a similar patent, they might be a good choice.