Removal of cement from well casing,申请号US19540449294-传众专利搜索

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发明名称	Removal of cement from well casing
摘要
申请公布号	US2852078(A)	申请公布日期	1958.09.16
申请号	US19540449294	申请日期	1954.08.12
申请人	JERSEY PRODUCTION RESEARCH COMPANY	发明人	JR. HENRY M. KRAUSE,
分类号	E21B37/00	主分类号	E21B37/00
代理机构		代理人
主权项
地址

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