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发明名称
METHOD OF PREVENTING SHARP OUTBURSTS OF ROCK, COAL AND GAS DURING MINING
摘要
申请公布号
SU757736(A1)
申请公布日期
1980.08.23
申请号
SU19782661140
申请日期
1978.09.05
申请人
REVOLYUTSII I GORNOGO DELA IM. A.A.SKOCHINSKOGO
发明人
ELCHANINOV EVGENIJ A,SU;SHOR ABRAM ,SU
分类号
E21F5/00;(IPC1-7):E21F5/00
主分类号
E21F5/00
代理机构
代理人
主权项
地址
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