CHIP DEFLECTOR ON A BLADE OF A DOWNHOLE REAMER AND METHODS THEREFOR
摘要
An expandable reamer apparatus for drilling a subterranean formation includes a tubular body, one or more blades, each blade positionally coupled to a sloped track of the tubular body having a hardfacing material on a portion thereof, a push sleeve and a drilling fluid flow path extending through an inner bore of the tubular body for conducting drilling fluid therethrough.
申请公布号
WO2010101881(A2)
申请公布日期
2010.09.10
申请号
WO2010US25867
申请日期
2010.03.02
申请人
BAKER HUGHES INCORPORATED;RADFORD, STEVEN;KIDDER, KEVIN, G.