Method of treating mud-laden drilling fluids,申请号US19440531643-传众专利搜索

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发明名称	Method of treating mud-laden drilling fluids
摘要
申请公布号	US2404038(A)	申请公布日期	1946.07.16
申请号	US19440531643	申请日期	1944.04.18
申请人	CALIFORNIA RESEARCH CORPORATION	发明人	JR. WILLIAM T. CARDWELL,
分类号	C09K8/14	主分类号	C09K8/14
代理机构		代理人
主权项
地址

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