WELL DRILLING FLUID AND METHOD,申请号AU19890039535-传众专利搜索

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发明名称	WELL DRILLING FLUID AND METHOD
摘要
申请公布号	AU633262(B2)	申请公布日期	1993.01.28
申请号	AU19890039535	申请日期	1989.08.11
申请人	BAROID TECHNOLOGY, INC.	发明人	JAMES V. FISK JR.
分类号	C08L1/28;C08L33/14;C08L33/24;C08L39/00;C09K8/24	主分类号	C08L1/28
代理机构		代理人
主权项
地址

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