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发明名称
METHOD FOR LIFTING MINERAL RAW MATERIALS FROM SEA BOTTOM
摘要
申请公布号
SU1717735(A1)
申请公布日期
1992.03.07
申请号
SU19884406355
申请日期
1988.04.08
申请人
V ZAOCHNYJ POLT INSTITUT
发明人
PASHCHENKOV VIKTOR Z,SU;VOROBEV ANATOLIJ N,SU;SANIN DMITRIJ E,SU
分类号
E02F3/88
主分类号
E02F3/88
代理机构
代理人
主权项
地址
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