申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;PESSIN, JEAN-LOUIS;COQUILLEAU, LAURENT;RAYNER, JOSH;COLLINS, ANTHONY, L.;WOODMANSEE, MICHAEL |
发明人 |
PESSIN, JEAN-LOUIS;COQUILLEAU, LAURENT;RAYNER, JOSH;COLLINS, ANTHONY, L.;WOODMANSEE, MICHAEL |