申请人 |
GECO TECHNOLOGY B.V.;SCHLUMBERGER CANADA LIMITED;WILSON, COLIN;ROBERTSSON, JOHAN O.A.;KRAGH, JULIAN EDWARD;MUYZERT, EVERHARD;WELKER, KENNETH E.;MILLER, DOUGLAS |
发明人 |
WILSON, COLIN;ROBERTSSON, JOHAN O.A.;KRAGH, JULIAN EDWARD;MUYZERT, EVERHARD;WELKER, KENNETH E.;MILLER, DOUGLAS |