SEALING ARRANGEMENT FOR FLUSHING BOREHOLE WITH FOAMS WHILE DRILLING,申请号SU19782664111-传众专利搜索

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发明名称	SEALING ARRANGEMENT FOR FLUSHING BOREHOLE WITH FOAMS WHILE DRILLING
摘要
申请公布号	SU983249(A1)	申请公布日期	1982.12.23
申请号	SU19782664111	申请日期	1978.09.15
申请人	SEVERO-KAVKAZSKIJ NII PRIRODNYKH GAZOV	发明人	TAGIROV KURBAN M,SU;LOBKIN ANATOLIJ N,SU;AKOPYAN NIKOLAJ R,SU;FUKI BORIS I,SU;EDIGAROV GRIGORIJ M,SU
分类号	E21B21/14;E21B21/06;(IPC1-7):E21B21/06	主分类号	E21B21/14
代理机构		代理人
主权项
地址

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