EXCAVATING METHOD OF GEOTHERMAL WELL,申请号JP19790132682-传众专利搜索

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发明名称	EXCAVATING METHOD OF GEOTHERMAL WELL
摘要
申请公布号	JPS5659994(A)	申请公布日期	1981.05.23
申请号	JP19790132682	申请日期	1979.10.15
申请人	JAPAN METALS & CHEM CO LTD	发明人	MORI YOSHITAROU;KATAGIRI KUNIO
分类号	E21B43/00	主分类号	E21B43/00
代理机构		代理人
主权项
地址

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