Low water-loss cement slurry,申请号US19490133948-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	US2674321(A)	申请公布日期	1954.04.06
申请号	US19490133948	申请日期	1949.12.19
申请人	PHILLIPS PETROLEUM COMPANY	发明人	CUTFORTH HOWARD G.
分类号	C04B24/18	主分类号	C04B24/18
代理机构		代理人
主权项
地址

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