METHOD FOR WORKING STEEP ORE DEPOSITS OF MODERATE THICKNESS,申请号SU19894744570-传众专利搜索

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发明名称	METHOD FOR WORKING STEEP ORE DEPOSITS OF MODERATE THICKNESS
摘要
申请公布号	SU1689623(A1)	申请公布日期	1991.11.07
申请号	SU19894744570	申请日期	1989.08.09
申请人	INST GORNOGO DELA AN KAZAKHSK	发明人	TOLEGENOV BALKIBAJ M,SU;KALEKIN RUVIM S,SU;PROSEKOV ALEKSANDR G,SU;YAKUSHEV LEV A,SU
分类号	E21C41/22	主分类号	E21C41/22
代理机构		代理人
主权项
地址

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