TRANSFER DEVICE FOR THE DRILL PIPE STANDS,申请号RO19900145722-传众专利搜索

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发明名称	TRANSFER DEVICE FOR THE DRILL PIPE STANDS
摘要
申请公布号	RO110845(B1)	申请公布日期	1996.04.30
申请号	RO19900145722	申请日期	1990.08.09
申请人	INSTITUTUL DE CERCETARE STIINTIFICA SI INGINERIE TEHNOLOGICA PENTRU UTILAJ PETROLIER, IPCUP, PLOIESTI	发明人	PANAITESCU VICTOR CLAUDIU
分类号	E21B19/14;(IPC1-7):E21B19/14	主分类号	E21B19/14
代理机构		代理人
主权项
地址

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