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发明名称
Mining method
摘要
申请公布号
GB2381027(A)
申请公布日期
2003.04.23
申请号
GB20020027024
申请日期
2001.05.17
申请人
* ESKOM
发明人
DIRK BERNHARD * FOURIE;CHRISTIAAN HIERONYMANS BORNMAN * VAN EEDEN;JACOBUS HOSEA * JORDAAN
分类号
E21C41/16;E21C41/22;(IPC1-7):E21C41/16;E21F1/00
主分类号
E21C41/16
代理机构
代理人
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地址
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