申请人 |
SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;AYAN, COSAN;KUCHUK, FIKRI, JOHN;RAMAKRISHNAN, TERIZHANDUR, S.;NEVILLE, THOMAS, JAMES;RAMAMOORTHY, RAGHU;CARNEGIE, ANDREW, J. |
发明人 |
AYAN, COSAN;KUCHUK, FIKRI, JOHN;RAMAKRISHNAN, TERIZHANDUR, S.;NEVILLE, THOMAS, JAMES;RAMAMOORTHY, RAGHU;CARNEGIE, ANDREW, J. |