DRILL BITS WITH A FLUID CUSHION FOR REDUCED FRICTION AND METHODS OF MAKING AND USING SAME
摘要
A drill bit is disclosed that in one configuration may include at least one cutter on a face section of the bit and at least one opening proximate the at least one cutter configured to discharge fluid under pressure onto the formation to create a fluid cushion between the drill bit and the formation during a drilling operation. An actuation device associated with the drill bit may be utilized to provide fluid under pressure to the at least one opening.
申请公布号
WO2010078180(A2)
申请公布日期
2010.07.08
申请号
WO2009US69371
申请日期
2009.12.23
申请人
BAKER HUGHES INCORPORATED;THORSTEN, SCHWEFE;BEUERSHAUSEN, CHAD, J.;MECKFESSEL, BRITNEY;HUYNH, TRUNG
发明人
THORSTEN, SCHWEFE;BEUERSHAUSEN, CHAD, J.;MECKFESSEL, BRITNEY;HUYNH, TRUNG