WELL INSTALLATION AND DEEP WELL LINER FOR USE IN SUCH INSTALLATION,申请号CAD881326-传众专利搜索

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发明名称	WELL INSTALLATION AND DEEP WELL LINER FOR USE IN SUCH INSTALLATION
摘要
申请公布号	CA881326(A)	申请公布日期	1971.09.21
申请号	CAD881326	申请日期
申请人	SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ, N.V.	发明人	HANS KRAK;JOANNES A. DU MEE;HERMAN F. SCHWENCKE
分类号		主分类号
代理机构		代理人
主权项
地址

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