METHODS OF TREATING HARDBANDED JOINTS OF PIPE USING FRICTION STIR PROCESSING
摘要
<p>A method for treating a wear reducing material welded to a surface of a tool used in a wellbore operation that includes friction stirring the wear reducing material into the surface of the tool is disclosed. Method for improving the properties of a wear reducing material on a tool are also disclosed.</p>
申请公布号
EP2334462(A4)
申请公布日期
2015.10.21
申请号
EP20090807268
申请日期
2009.08.13
申请人
SMITH INTERNATIONAL, INC.
发明人
KESHAVAN, MADAPUSI, K.;STEEL, RUSSELL, J.;ROTH, CARY, A.;ALSUP, SHELTON, W.