申请人 |
BORONIN, SERGEY ANDREEVICH;OSIPTSOV, ANDREI ALEKSANDROVICH;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;PRAD RESEARCH AND DEVELOPMENT LIMITED |
发明人 |
BORONIN, SERGEY ANDREEVICH;OSIPTSOV, ANDREI ALEKSANDROVICH |