申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;MOSTOWFI, FARSHID;SINGH, ANIL;SCHMIDT, KURT;FISHER, ROBERT |
发明人 |
MOSTOWFI, FARSHID;SINGH, ANIL;SCHMIDT, KURT;FISHER, ROBERT |