VERFAHREN ZUR THERMISCHEN ISOLIERUNG EINES BOHRLOCHES,申请号DE19772718866-传众专利搜索

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发明名称	VERFAHREN ZUR THERMISCHEN ISOLIERUNG EINES BOHRLOCHES
摘要
申请公布号	DE2718866(A1)	申请公布日期	1977.12.29
申请号	DE19772718866	申请日期	1977.04.28
申请人	EXXON PRODUCTION RESEARCH CO.	发明人	PUJOL,LUIS
分类号	E21B36/00;(IPC1-7):E21B43/24	主分类号	E21B36/00
代理机构		代理人
主权项
地址

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