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经营范围
发明名称
METHOD OF DAMPING SHOCK WAVES IN MINE WORKING
摘要
申请公布号
SU1435799(A1)
申请公布日期
1988.11.07
申请号
SU19864165769
申请日期
1986.12.22
申请人
KRIVOROZHSKIJ GORNORUDNYJ INSTITUT
发明人
KRIVENKO YURIJ YU,SU;KUCHER VALENTIN M,SU;GRIGOREV ANATOLIJ P,SU;KORCHAKOV VOLOLEN F,SU
分类号
E21F5/00
主分类号
E21F5/00
代理机构
代理人
主权项
地址
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