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发明名称
Förfarande och anordning för slagverkande sänkhålsborrning
摘要
申请公布号
SE535585(C2)
申请公布日期
2012.10.02
申请号
SE20100000943
申请日期
2010.09.20
申请人
SPC TECHNOLOGY AB
发明人
IVO HENRIKSSON
分类号
E21B44/00;B25D9/26;E21B4/14
主分类号
E21B44/00
代理机构
代理人
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地址
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