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经营范围
发明名称
Downhole jetting tool
摘要
申请公布号
GB2367317(B)
申请公布日期
2003.08.27
申请号
GB20010027624
申请日期
2000.07.07
申请人
PAUL BERNARD * LEE
发明人
PAUL BERNARD * LEE
分类号
E21B21/10;E21B37/00;(IPC1-7):E21B37/00
主分类号
E21B21/10
代理机构
代理人
主权项
地址
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