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经营范围
发明名称
Arrangement for inserting a tubular into a particular bore of a multilateral well
摘要
申请公布号
GB2466701(A)
申请公布日期
2010.07.07
申请号
GB20090022283
申请日期
2009.12.22
申请人
SMITH INTERNATIONAL, INC.
发明人
DEREK INGRAHAM;BRUCE CRAM
分类号
E21B41/00
主分类号
E21B41/00
代理机构
代理人
主权项
地址
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