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发明名称
METHOD OF COMPLETELY EXCTRACTING MINED OUT MATERIAL BY MEANMS OF BREAST-AND-PILAR WORKING METHOD
摘要
申请公布号
PL185315(B1)
申请公布日期
2003.04.30
申请号
PL19970322232
申请日期
1997.09.22
申请人
CENTRUM BADAWCZO-PROJEKTOWE MIEDZI CUPRUM SP.Z OO
发明人
BUTRA JAN;BRYJA ZBIGNIEW;BARGIEL KAJETAN;BILIKOWSKI MARIUSZ;KOSIOROWSKI ALFRED;SWITON ADAM;WISLOWSKI STANISLAW;MROZ JANUSZ
分类号
E21C41/22
主分类号
E21C41/22
代理机构
代理人
主权项
地址
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