发明名称 |
A CUTTING INSERT FOR USE IN A WELLBORE MILLING TOOL |
摘要 |
A cutting insert (10) for use in a wellbore milling tool comprising a base which can be mounted on a surface of said wellbore milling tool and a plurality of cutting surfaces (25, 26, 27) which are separated from one another by linear boundaries (16, 18). This construction helps facilitate the formation of relatively narrow chips.
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申请公布号 |
CA2230985(A1) |
申请公布日期 |
1997.03.27 |
申请号 |
CA19962230985 |
申请日期 |
1996.09.23 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
HUTCHINSON, CHRISTOPHER PAUL |
分类号 |
E21B29/00;(IPC1-7):E21B29/00 |
主分类号 |
E21B29/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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