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经营范围
发明名称
Debris reduction perforating apparatus and method for use of same
摘要
申请公布号
GB0523504(D0)
申请公布日期
2005.12.28
申请号
GB20050023504
申请日期
2005.11.17
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
分类号
E21B43/1185
主分类号
E21B43/1185
代理机构
代理人
主权项
地址
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