申请人 |
NATIONAL OILWELL DHT, L.P.;SETLUR, DEEPTHI RAJ;HUGHES, MICHAEL D.;FRANCIS, MARK JONATHAN;SRESHTA, HAROLD A.;ZHAN, GUODONG;GILLEYLEN, RUSSELL C.;SUE, JIINJEN ALBERT |
发明人 |
SETLUR, DEEPTHI RAJ;HUGHES, MICHAEL D.;FRANCIS, MARK JONATHAN;SRESHTA, HAROLD A.;ZHAN, GUODONG;GILLEYLEN, RUSSELL C.;SUE, JIINJEN ALBERT |