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发明名称
METHOD TO OPEN AND DEVELOP NOT DEEP SEAM MINERAL BMETHOD TO OPEN AND DEVELOP NOT DEEP SEAM MINERAL BEDS EDS
摘要
申请公布号
UA70599(A)
申请公布日期
2004.10.15
申请号
UA20031211653
申请日期
2003.12.16
申请人
DONBAS MINING AND METALLURGICAL INSTITUTE DONBAS MINING AND METALLURGICAL INSTITUTE
发明人
DOROFIEIEV VOLODYMYR MYKOLAIOVYCH DOROFIEIEV VOLODYMYR MYKOLAIOVYCH;ANTIUKHOV STANISLAV VOLODYMYROVYCH ANTIUKHOV STANISLAV VOLODYMYROVYCH
分类号
E21C41/26;(IPC1-7):E21C41/26
主分类号
E21C41/26
代理机构
代理人
主权项
地址
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