APPARATUS FOR DETERMINING WELL DRILLING SPEED,申请号SU19792828833-传众专利搜索

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发明名称	APPARATUS FOR DETERMINING WELL DRILLING SPEED
摘要
申请公布号	SU855197(A1)	申请公布日期	1981.08.15
申请号	SU19792828833	申请日期	1979.10.05
申请人	IR OTDEL SP K BYURO N-PROIZV OBEDINENIYA "SOYUZGEOTEKHNIKA"	发明人	KVASOV EVGENIJ K,SU;ELISEEV ALEKSANDR D,SU;TETERIN VLADIMIR G,SU;DORONKINA ANTONINA I,SU
分类号	E21B45/00;E21B44/00;(IPC1-7):E21B44/00	主分类号	E21B45/00
代理机构		代理人
主权项
地址

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