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发明名称
SMASHING METHOD FOR MASSIVE ROCK BY INFLATING AGENT AND FLOODING DEVICE TO INFLATING AGENT
摘要
申请公布号
JPH0369773(A)
申请公布日期
1991.03.26
申请号
JP19890204957
申请日期
1989.08.08
申请人
ASAHI CHEM IND CO LTD
发明人
KOJIMA KATSUMI
分类号
E04G23/08;E21C37/00
主分类号
E04G23/08
代理机构
代理人
主权项
地址
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