申请人 |
SOFITECH N.V.;SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER HOLDINGS LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER TECHNOLOGY B.V.;JONES, TIMOTHY, GARETH, JOHN;TUSTIN, GARY, JOHN;FLETCHER, PHILIP;LEE, JESSE, CHING-WANG |
发明人 |
JONES, TIMOTHY, GARETH, JOHN;TUSTIN, GARY, JOHN;FLETCHER, PHILIP;LEE, JESSE, CHING-WANG |