Methods and apparatus for removing defective casing or pipe from well bores,申请号US19580754463-传众专利搜索

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发明名称	Methods and apparatus for removing defective casing or pipe from well bores
摘要
申请公布号	US3087546(A)	申请公布日期	1963.04.30
申请号	US19580754463	申请日期	1958.08.11
申请人	WOOLLEY BROWN J	发明人	WOOLLEY BROWN J.
分类号	E21B29/00	主分类号	E21B29/00
代理机构		代理人
主权项
地址

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