申请人 |
SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER TECHNOLOGY CORPORATION;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;SERVICES PETROLIERS SCHLUMBERGER |
发明人 |
SHALAGINA, ANASTASIA EVGENYEVNA;ZINCHENKO, ALEXEY VIKTOROVICH;MEDVEDEV, ANATOLY VLADIMIROVICH;KRAEMER, CHAD |