申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;CHIZELLE, YAN KUHN DE;SAMUEL, MATHEW, M.;PIPCHUK, DOUGLAS;WILLIAMSON, DON;MIRAKYAN, ANDREY;LADVA, HEMANT K.J.;HUTCHINS, RICHARD D. |
发明人 |
CHIZELLE, YAN KUHN DE;SAMUEL, MATHEW, M.;PIPCHUK, DOUGLAS;WILLIAMSON, DON;MIRAKYAN, ANDREY;LADVA, HEMANT K.J.;HUTCHINS, RICHARD D. |