INSTALATIE PENTRU PERFORAREA GAURILOR LUNGI PARALELE LA SAPAREA SUITORILOR,申请号RO19850117710-传众专利搜索

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发明名称	INSTALATIE PENTRU PERFORAREA GAURILOR LUNGI PARALELE LA SAPAREA SUITORILOR
摘要
申请公布号	RO90240(A2)	申请公布日期	1986.08.30
申请号	RO19850117710	申请日期	1985.02.20
申请人	INSTITUTUL DE CERCETARI INGINERIE TEHNOLOGICA SI PROIECTARI PENTRU MINEREURI NEFEROASE,RO	发明人	GRAMOVSKI IOAN,RO;PAVEL GHEORGHE,RO;NASUI VASILE,RO;FULOP BLAZIU,RO
分类号	(IPC1-7):E21C1/00	主分类号	(IPC1-7):E21C1/00
代理机构		代理人
主权项
地址

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