<p>An autonomous downhole oilfield tool having its own mobility and decision making capability so that it may be deployed in a downhole environment to monitor and control said environment by modifying operations of other devices and maintaining downhole structures.</p>
申请公布号
EP0862682(B1)
申请公布日期
2005.12.21
申请号
EP19970944386
申请日期
1997.09.23
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
TUBEL, PAULO;ANGLE, COLIN, M.;MCINTYRE, THOMAS, W.;JOHNSON, JEFFREY, E.