FREMGANGSMAATE OG APPARAT FOR SETTING OG SEMENTERING AV ROER,申请号NO19820001749-传众专利搜索

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发明名称	FREMGANGSMAATE OG APPARAT FOR SETTING OG SEMENTERING AV ROER
摘要
申请公布号	NO821749(A)	申请公布日期	1982.05.26
申请号	NO19820001749	申请日期	1982.05.26
申请人	EXXON PRODUCTION RESEARCH COMP,	发明人	GAINES, CHRISTOPHER MATTHEW,
分类号	E21B33/13;E21B7/18;E21B7/20;E21B33/14;(IPC1-7):E21B/	主分类号	E21B33/13
代理机构		代理人
主权项
地址

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