An earth boring drill bit comprising a milled cutter having rows of teeth hardfacing guides on the cutter. Hardfacing is applied between adjacent teeth hardfacing guides to form a cutting element. The hardfacing may extend past the crest of the teeth hardfacing guides or end along the teeth hardfacing guides flanks.
申请公布号
WO2010036833(A3)
申请公布日期
2010.07.01
申请号
WO2009US58278
申请日期
2009.09.25
申请人
BAKER HUGHES INCORPORATED;OVERSTREET, JAMES, L.;BUSKE, ROBERT, J.