METHOD AND APPARATUS FOR DRAINING FLUID WHEN PULLING PIPES FROM WELL,申请号SU19874318152-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR DRAINING FLUID WHEN PULLING PIPES FROM WELL
摘要
申请公布号	SU1530749(A1)	申请公布日期	1989.12.23
申请号	SU19874318152	申请日期	1987.09.14
申请人	GNI PI PO OSVOENIYU MESTOROZHDENIJ NEFTI GAZA "GIPROMORNEFTEGAZ"	发明人	SULEJMANOV ALEKPER B,SU;GEOKCHAEV TAKHIR B,SU;EFREMOV YURIJ V,SU;KERIMOV YAVER A,SU;DASHDIEV RAGIM A,SU;BEZRUDNYJ YURIJ A,SU
分类号	E21B33/08	主分类号	E21B33/08
代理机构		代理人
主权项
地址

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