Low-water-loss cement slurry,申请号US19490113031-传众专利搜索

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发明名称	Low-water-loss cement slurry
摘要
申请公布号	US2646360(A)	申请公布日期	1953.07.21
申请号	US19490113031	申请日期	1949.08.29
申请人	PHILLIPS PETROLEUM COMPANY	发明人	LEA PEGGY J.
分类号	C04B28/02;C09K8/46	主分类号	C04B28/02
代理机构		代理人
主权项
地址

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