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发明名称
HYDRAULIC DRILLING MOTOR FOR DEEP DRILLING
摘要
申请公布号
HU184664(B)
申请公布日期
1984.09.28
申请号
HU1979OA00619
申请日期
1979.03.14
申请人
OLAJIPARI FOEVALLALKOZO ES TERVEZOE VALLALAT,HU
发明人
ALLIQUANDER,OEDOEN,HU;NATKAI,LAJOS,HU;UJFALUSI,ELEK,HU
分类号
E21B4/02;F04C2/107;(IPC1-7):E21B4/02
主分类号
E21B4/02
代理机构
代理人
主权项
地址
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