申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT N.V.;LUCAS, CHAD;RODRIGUEZ, OSCAR;HENDRICKSON, JAMES, D.;GROSSER, KAREN;FRANCIS, REGINALD, E. |
发明人 |
LUCAS, CHAD;RODRIGUEZ, OSCAR;HENDRICKSON, JAMES, D.;GROSSER, KAREN;FRANCIS, REGINALD, E. |