Method of cementing wells,申请号US19310529582-传众专利搜索

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发明名称	Method of cementing wells
摘要
申请公布号	US1866522(A)	申请公布日期	1932.07.05
申请号	US19310529582	申请日期	1931.04.13
申请人	JACKSON CLARENCE E;RYAN STEPHEN J	发明人	JACKSON CLARENCE E.;RYAN STEPHEN J.
分类号	E21B33/14	主分类号	E21B33/14
代理机构		代理人
主权项
地址

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