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发明名称
INDUCING WATERWAY FOR MEASUREMENT OF THE FLOW VOLUME OF MINE OUTFLOW WATER
摘要
申请公布号
KR20090044347(A)
申请公布日期
2009.05.07
申请号
KR20070110420
申请日期
2007.10.31
申请人
MINE RECLAMATION CORP.
发明人
KIM, JEONG PHILL;HONG, JI HYE
分类号
E21B47/00
主分类号
E21B47/00
代理机构
代理人
主权项
地址
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