CUTTING INSERT AND MILLING TOOL FOR USE IN A WELLBORE
摘要
<p>A cutting insert (610) for a tool for wellbore milling operations, the cutting insert (610) comprising: a body (612) having a top; a plurality of spaced-apart chipbreaking indentations (614) in the top of the body; and a strengthening ridge (618) projecting from the top of the body between adjacent chipbreaking indentations of the plurality of spaced-apart chipbreaking indentations.</p>
申请公布号
WO9910621(B1)
申请公布日期
1999.04.08
申请号
WO1998GB02464
申请日期
1998.08.21
申请人
WEATHERFORD/LAMB, INC.;LUCAS, BRIAN, RONALD
发明人
CARTER, THURMAN, B.;HART, SHANE, P.;TAYLOR, ROBERT