DEVICE FOR REVERSE CEMENTING OF WELLS,申请号SU19884401241-传众专利搜索

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发明名称	DEVICE FOR REVERSE CEMENTING OF WELLS
摘要
申请公布号	SU1625978(A1)	申请公布日期	1991.02.07
申请号	SU19884401241	申请日期	1988.01.28
申请人	VNII PO KREPLENIYU SKVAZHIN BUROVYM RASTVORAM	发明人	EREMENKO VALENTIN V,SU;VDOVENKO ALEKSEJ I,SU;KOMNATNYJ YURIJ D,SU;YAGODENKO VIKTOR V,SU;KOSTYANOV VALENTIN M,SU;LOBANOV VYACHESLAV N,SU;SHELEKHOV VLADIMIR T,SU
分类号	E21B33/14	主分类号	E21B33/14
代理机构		代理人
主权项
地址

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