APPARATUS FOR PREPARING AND ACTIVATING PLUGGING AND DRILLING MUDS,申请号SU19813312822-传众专利搜索

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发明名称	APPARATUS FOR PREPARING AND ACTIVATING PLUGGING AND DRILLING MUDS
摘要
申请公布号	SU989034(A1)	申请公布日期	1983.01.15
申请号	SU19813312822	申请日期	1981.07.06
申请人	DN GORNYJ I IM.ARTEMA	发明人	GOROBETS VLADIMIR I,SU;DAVIDENKO ALEKSANDR N,SU;BRAZHENENKO ANATOLIJ M,SU
分类号	E21B21/06;(IPC1-7):E21B21/06	主分类号	E21B21/06
代理机构		代理人
主权项
地址

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