申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LTD;CHEN, KUO-CHIANG;GANGULY, PARTHA;GUILLOT, DOMINIQUE;ROBISSON, AGATHE;TU, HUILIN |
发明人 |
CHEN, KUO-CHIANG;GANGULY, PARTHA;GUILLOT, DOMINIQUE;ROBISSON, AGATHE;TU, HUILIN |