申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;GATHOGO, PATRICK NDURU;HARTANTO, RICARDO;SUAREZ-RIVERA, ROBERTO |
发明人 |
GATHOGO, PATRICK NDURU;HARTANTO, RICARDO;SUAREZ-RIVERA, ROBERTO |