Sand filter system for use in a well,申请号GB19960025230-传众专利搜索

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发明名称	Sand filter system for use in a well
摘要
申请公布号	GB2303160(A)	申请公布日期	1997.02.12
申请号	GB19960025230	申请日期	1995.04.28
申请人	* PUROLATER PRODUCTS N.A. I NC	发明人	JAMES B * PADDEN
分类号	B01D29/21;E21B43/08;(IPC1-7):E21B43/08	主分类号	B01D29/21
代理机构		代理人
主权项
地址

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