APPARATUS FOR WORKING BOREHOLE WALLS,申请号SU19864171563-传众专利搜索

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发明名称	APPARATUS FOR WORKING BOREHOLE WALLS
摘要
申请公布号	SU1437491(A1)	申请公布日期	1988.11.15
申请号	SU19864171563	申请日期	1986.12.26
申请人	UKHTINSKIJ INDUSTRIALNYJ INSTITUT	发明人	AKHMADEEV RIFKAT G,SU;ZAOSTROVSKIJ ARKADIJ A,SU;SENYUKOV VIKTOR G,SU
分类号	E21B27/02	主分类号	E21B27/02
代理机构		代理人
主权项
地址

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