申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;SOFITECH N.V.;XIAO, ZHIJUN;SAMUEL, MATHEW;TIBBLES, RAYMOND;MOUSSA, OMAR |
发明人 |
XIAO, ZHIJUN;SAMUEL, MATHEW;TIBBLES, RAYMOND;MOUSSA, OMAR |