申请人 |
SAFONOV, SERGEY SERGEEVICH;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER CANADA LIMITED;PRAD RESEARCH AND DEVELOPMENT LIMITED;SERVICES PETROLIERS SCHLUMBERGER |
发明人 |
SAFONOV, SERGEY SERGEEVICH;DINARIEV, OLEG YURYEVICH;EVSEEV, NIKOLAY VYACHESLAVOVICH;DEMIANOV, ALEXANDER YURYEVICH;KOROTEEV, DMITRY ANATOLIEVICH |