申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;MOODY-STUART, ALEX;BERTOJA, MICHAEL J.;BARYKIN, ALEXEY |
发明人 |
MOODY-STUART, ALEX;BERTOJA, MICHAEL J.;BARYKIN, ALEXEY |