OIL WELL TREATING FLUID,申请号CAD408276-传众专利搜索

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发明名称	OIL WELL TREATING FLUID
摘要
申请公布号	CA408276(A)	申请公布日期	1942.10.27
申请号	CAD408276	申请日期
申请人	SHELL DEVELOPMENT COMPANY	发明人	HOWARD C. LAWTON;ALBERT G. LOOMIS;DONALD A. LIMERICK
分类号		主分类号
代理机构		代理人
主权项
地址

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