申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;HOWARD, PETE;VENERUSO, ANTHONY;CENS, FABIEN;PAUCHET, FREDERIC |
发明人 |
HOWARD, PETE;VENERUSO, ANTHONY;CENS, FABIEN;PAUCHET, FREDERIC |