申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LTD;OUNADJELA, ABDERRHAMANE;SOUQUIERE, MARTHE;VALERO, HENRI-PIERRE;BOSE, SANDIP |
发明人 |
OUNADJELA, ABDERRHAMANE;SOUQUIERE, MARTHE;VALERO, HENRI-PIERRE;BOSE, SANDIP |