发明公开
EP2519705A1 EARTH-BORING TOOLS HAVING DIFFERING CUTTING ELEMENTS ON A BLADE AND RELATED METHODS
审中-公开
不同采伐元素对剑和相关程序ERDBOHRWERKZEUGE
- 专利标题： EARTH-BORING TOOLS HAVING DIFFERING CUTTING ELEMENTS ON A BLADE AND RELATED METHODS
- 专利标题（中）： 不同采伐元素对剑和相关程序ERDBOHRWERKZEUGE
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申请号： EP10844202.1申请日： 2010-12-16
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公开(公告)号： EP2519705A1公开(公告)日： 2012-11-07
- 发明人: LYONS, Nicholas, J. , SCOTT, Danny, E. , PESSIER, Rudolf, Carl , GAVIA, David , BILEN, Juan, Miguel
- 申请人： Baker Hughes Incorporated , Lyons, Nicholas J. , Scott Danny E. , Pessier, Rudolf Carl , Gavia, David
- 申请人地址： P.O. Box 4740 Houston, TX 77210-4740 US
- 专利权人： Baker Hughes Incorporated,Lyons, Nicholas J.,Scott Danny E.,Pessier, Rudolf Carl,Gavia, David
- 当前专利权人： Baker Hughes Incorporated,Lyons, Nicholas J.,Scott Danny E.,Pessier, Rudolf Carl,Gavia, David
- 当前专利权人地址： P.O. Box 4740 Houston, TX 77210-4740 US
- 代理机构： Hull, James Edward
- 优先权： US793396 20100603; US290401P 20091228
- 国际公布： WO2011090618 20110728
- 主分类号： E21B10/56
- IPC分类号： E21B10/56 ; E21B10/54 ; E21B10/42
摘要：
Earth-boring tools include combinations of shearing cutting elements and gouging cutting elements on a blade of the earth-boring tools. In some embodiments, a gouging cutting element may be disposed adjacent to a shearing cutting element on a blade of an earth-boring tool. Methods of forming earth-boring tools include providing such combination of at least one shearing cutting element and at least one gouging cutting element on a blade of an earth-boring tool.
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