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发明名称
Förfarande, system, användning av system jämte förstärkningsorgan vid bergförstärkning
摘要
申请公布号
SE533769(C2)
申请公布日期
2010.12.28
申请号
SE20090000618
申请日期
2009.05.06
申请人
MALMFAELTEN AB
发明人
STURE AABERG;LEIF GUSTAFSSON
分类号
E21D20/02;E21B47/00;E21B47/10
主分类号
E21D20/02
代理机构
代理人
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地址
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