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发明名称
WORK STRING MOUNTED CLEANING TOOL AND ASSEMBLY METHOD
摘要
申请公布号
EP2340352(A1)
申请公布日期
2011.07.06
申请号
EP20090753186
申请日期
2009.10.23
申请人
SPECIALISED PETROLEUM SERVICES GROUP LIMITED
发明人
ATKINS, JAMES, EDWARD;LINKLATER, JAMES;TELFER, GEORGE
分类号
E21B37/02;A46B7/04;A46B17/08;B08B9/043
主分类号
E21B37/02
代理机构
代理人
主权项
地址
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