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发明名称
MEJORAS EN TUBERIA DE REVESTIMIENTO CONDUCTORA,ARTICULADA,PARA PERFORACION DESVIADA
摘要
申请公布号
MX151746(A)
申请公布日期
1985.02.19
申请号
MX19810185367
申请日期
1981.01.05
申请人
PETRO-DRIVE, INC.
发明人
JAMES HIPP
分类号
E21B17/00;(IPC1-7):E21B17/00
主分类号
E21B17/00
代理机构
代理人
主权项
地址
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