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发明名称
A METHOD AND MEANS FOR STEMMING BLASTHOLES AND WELLS
摘要
申请公布号
GB1218806(A)
申请公布日期
1971.01.13
申请号
GB19680004164
申请日期
1968.01.26
申请人
INSTITUT GORNOGO DELA IMENI A.A. SKOCHINSKOGO
发明人
LEV MIKHAILOVICH FEIGIN;STANISLAV PETROVICH LEVCHIK;ELIZBAR ONISIMOVICH MINDELI
分类号
F42D1/20
主分类号
F42D1/20
代理机构
代理人
主权项
地址
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