申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER CANADA LIMITED;PETROLEUM RESEARCH & DEVELOPMENT N.V.;SCHLUMBERGER OVERSEAS S.A.;SCHLUMBERGER OILFIELD ASSISTANCE LIMITED;SCHLUMBERGER SURENCO S.A.;SCHLUMBERGER SERVICES LIMITED;CHOUZENOUX, CHRISTIAN;MANIN, YVES;POHL, DIDIER;SOUHAITE, PHILIPPE |
发明人 |
CHOUZENOUX, CHRISTIAN;MANIN, YVES;POHL, DIDIER;SOUHAITE, PHILIPPE |