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经营范围
发明名称
POWER SUPPORT FOR MINING THICK SEAMS
摘要
申请公布号
SU1548455(A1)
申请公布日期
1990.03.07
申请号
SU19884418431
申请日期
1988.05.03
申请人
INST GORNOGO DELA IM.A.A.SKOCHINSKOGO
发明人
GAPANOVICH LEONID N,SU;KOROBOV MIKHAIL S,SU;SAVCHENKO PAVEL F,SU;PLEVAKO MARINA A,SU;POPOV SERGEJ F,SU;LEVINTANT ROALD G,SU
分类号
E21D19/02;E21D19/06;E21D23/00
主分类号
E21D19/02
代理机构
代理人
主权项
地址
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