申请人 |
SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER CANADA LIMITED;PRAD RESEARCH AND DEVELOPMENT LIMITED;JAMES, SIMON;PIOT, BERNARD;RONDEAU, JOEL;MONTGOMERY, MICHAEL, A.;DACCORD, GERARD;ROLOVIC, RADOVAN;SAMUEL, MATHEW |
发明人 |
JAMES, SIMON;PIOT, BERNARD;RONDEAU, JOEL;MONTGOMERY, MICHAEL, A.;DACCORD, GERARD;ROLOVIC, RADOVAN;SAMUEL, MATHEW |