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发明名称
Method of and wedge system for stabilising gallery lining sets in mine workings
摘要
申请公布号
PL193861(B1)
申请公布日期
2007.03.30
申请号
PL20010345977
申请日期
2001.02.19
申请人
GLOWNY INSTYTUT GORNICTWA
发明人
ROTKEGEL MAREK;KOWALSKI EDWARD;RULKA KAZIMIERZ;SKRZYNSKI KRZYSZTOF;STALEGA STANISLAW
分类号
E21D11/14
主分类号
E21D11/14
代理机构
代理人
主权项
地址
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