申请人 |
SCHLUMBERGER CANADA LIMITED;SKACHKOV, ROMAN ALEXANDROVICH;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;SCHLUMBERGER TECHNOLOGY CORPORATION;SERVICES PETROLIERS SCHLUMBERGER |
发明人 |
SKACHKOV, ROMAN ALEXANDROVICH;GUSEV, MIKHAIL PETROVICH;MIKHALEV, GRIGORY YURIEVICH;GOLIKOV, PAVEL ANDREEVICH;KHAN, VLADIMIR KONSTANTINOVICH |