A FORCE BALANCING SYSTEM FOR USE WITH A WELL BORE TOOL
摘要
A method and apparatus for a system for use with a well bore tool that is adapted to decouple the weight of the drill string from the operation and utilizes instead hydraulic or pneumatic pressure to advance a drilling tool into a well bore.
申请公布号
WO2009134859(A2)
申请公布日期
2009.11.05
申请号
WO2009US42073
申请日期
2009.04.29
申请人
JAVINS CORPORATION;BUI, HUY, D.;JAVINS, BROOKS, HOWARD;AHLHORN, KENNETH, WAYNE
发明人
BUI, HUY, D.;JAVINS, BROOKS, HOWARD;AHLHORN, KENNETH, WAYNE