ELECTRICALLY CONDUCTIVE OIL-BASED DRILLING FLUIDS
- Application ID: EP11713857
- Status: █ APPLICATION WITHDRAWN
This EP application has the IPC combination C09, E21, and G01. A.A. Thornton & Co. is specialized in the combination C09, E21, and G01. We found, that Etudes & Productions Schlumberger, Finnegan LLP are specialized in all of these IPC classes as well. For a similar patent, they might be a good choice.