发明申请
- 专利标题： METHODS OF HARDBANDING JOINTS OF PIPE USING FRICTION STIR WELDING
- 专利标题（中）： 使用摩擦焊接焊接的管道接头方法
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申请号： US12541651申请日： 2009-08-14
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公开(公告)号： US20100038407A1公开(公告)日： 2010-02-18
- 发明人: Madapusi K. Keshavan , Russell J Steel , Cary A. Roth , Shelton W. Alsup
- 申请人： Madapusi K. Keshavan , Russell J Steel , Cary A. Roth , Shelton W. Alsup
- 申请人地址： US TX Houston
- 专利权人： SMITH INTERNATIONAL, INC.
- 当前专利权人： SMITH INTERNATIONAL, INC.
- 当前专利权人地址： US TX Houston
- 主分类号： B23K20/12
- IPC分类号： B23K20/12
摘要：
A method for applying a wear reducing material to a tool used in a wellbore operation that includes welding a hardfacing alloy to a surface of the tool, wherein the welding comprises friction stirring the alloy into the tool's surface is disclosed. Methods of welding a preformed sleeve or width of wear reducing material using friction stirring are also disclosed.
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