ARRANGEMENT FOR MAKING GRAVEL FILTER IN WELL,申请号SU19843729698-传众专利搜索

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发明名称	ARRANGEMENT FOR MAKING GRAVEL FILTER IN WELL
摘要
申请公布号	SU1184928(A1)	申请公布日期	1985.10.15
申请号	SU19843729698	申请日期	1984.02.24
申请人	VNII GIDROGEOLOGII INZHENERNOJ GEOLOGII	发明人	BASHKATOV ALEKSEJ D,SU;ALBOROV ANATOLIJ I,SU;FAZLULLIN MARAT I,SU;OZHERELEV PETR E,SU;AVSYUK ALEKSANDR I,SU;KASATKIN VLADIMIR M,SU;DRYAGALIN EVGENIJ N,SU;BARSKIJ ALEKSANDR M,SU
分类号	E21B43/04;(IPC1-7):E21B43/04	主分类号	E21B43/04
代理机构		代理人
主权项
地址

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