APPARATUS FOR FORMING DIRECTIONAL CRACKS IN WELLS,申请号SU19864069647-传众专利搜索

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发明名称	APPARATUS FOR FORMING DIRECTIONAL CRACKS IN WELLS
摘要
申请公布号	SU1346783(A1)	申请公布日期	1987.10.23
申请号	SU19864069647	申请日期	1986.05.22
申请人	INST GORNOGO DELA SO AN SSSR	发明人	KYU NIKOLAJ G,SU;CHERNOV OLEG I,SU;SHABALIN IVAN V,SU;SHEPELEV LEV N,SU
分类号	E21C37/04	主分类号	E21C37/04
代理机构		代理人
主权项
地址

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