申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;LAFITTE, VALERIE;CORDE, LAETITIA;PIROLLI, LAURENT;TUSTIN, GARY JOHN;DROCHON, BRUNO |
发明人 |
LAFITTE, VALERIE;CORDE, LAETITIA;PIROLLI, LAURENT;TUSTIN, GARY JOHN;DROCHON, BRUNO |