发明名称 |
A set of differently sized spacers to establish different offsets between shear blades of a cutter assembly |
摘要 |
The invention relates to a kit that includes a set of differently-sized spacers 150 and cutter module assembly 100 having opposable shear blades 160. The spacers are used to establish different offsets between the shear blades when installed in the module assembly to accommodate different characteristics of tubing to be severed by the module assembly. A later embodiment relates to an apparatus comprising the cutter module and differently sized spacers. |
申请公布号 |
GB2476901(A) |
申请公布日期 |
2011.07.13 |
申请号 |
GB20110006661 |
申请日期 |
2007.09.14 |
申请人 |
SCHLUMBERGER HOLDINGS LIMITED |
发明人 |
PAUL MOLINA;ALLYN PRATT;JOHN YARNOLD |
分类号 |
E21B29/00;E21B33/06 |
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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