Water-in-oil emulsion drilling fluid,申请号US19570661615-传众专利搜索

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发明名称	Water-in-oil emulsion drilling fluid
摘要
申请公布号	US2994660(A)	申请公布日期	1961.08.01
申请号	US19570661615	申请日期	1957.05.27
申请人	MAGNET COVE BARIUM CORPORATION	发明人	REDDIE WILLIAM A.;GRIFFIN ROBERT N.
分类号	C09K8/36	主分类号	C09K8/36
代理机构		代理人
主权项
地址

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