METHOD OF MINING PLACER DEPOSITS,申请号SU19884363736-传众专利搜索

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发明名称	METHOD OF MINING PLACER DEPOSITS
摘要
申请公布号	SU1610011(A1)	申请公布日期	1990.11.30
申请号	SU19884363736	申请日期	1988.01.13
申请人	INST GORNOGO DELA DALNEVOSTOCHNOGO NAUCHNOGO TSENTRA AN SSSR	发明人	OSTAPCHUK VIKTOR V,SU
分类号	E21C41/00	主分类号	E21C41/00
代理机构		代理人
主权项
地址

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