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发明名称
Fremgangsmåde til fjernelse af en tætningsprop fra et borehul
摘要
申请公布号
DK2044288(T3)
申请公布日期
2011.04.04
申请号
DK20070766317T
申请日期
2007.07.19
申请人
HALLIBURTON ENERGY SERVICES, INC.
发明人
TILGHMAN, STEPHEN E.
分类号
E21B33/12;E21B33/134
主分类号
E21B33/12
代理机构
代理人
主权项
地址
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