Protection of steel oil and/or gas well tubing,申请号US19560615494-传众专利搜索

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发明名称	Protection of steel oil and/or gas well tubing
摘要
申请公布号	US2982360(A)	申请公布日期	1961.05.02
申请号	US19560615494	申请日期	1956.10.12
申请人	THE INTERNATIONAL NICKEL COMPANY, INC.	发明人	MORTON BYRON B.;RICE RUTLEDGE ST. JOHN
分类号	E21B17/00	主分类号	E21B17/00
代理机构		代理人
主权项
地址

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