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发明名称
WELL SERVICING COMBINATION UNIT
摘要
申请公布号
CA2646310(A1)
申请公布日期
2007.09.27
申请号
CA20072646310
申请日期
2007.03.20
申请人
WISE WELL INTERVENTION SERVICES, INC.
发明人
CRAWFORD, JAMES B.;CRAWFORD, JAMES B.
分类号
E21B19/22;E21B19/00
主分类号
E21B19/22
代理机构
代理人
主权项
地址
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