METHOD OF RENOVATING DRILLED WELLS,申请号PL19780207563-传众专利搜索

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发明名称	METHOD OF RENOVATING DRILLED WELLS
摘要
申请公布号	PL111959(B2)	申请公布日期	1980.09.30
申请号	PL19780207563	申请日期	1978.06.12
申请人		发明人
分类号	E03B;E03B3/15;(IPC1-7):E03B3/15	主分类号	E03B
代理机构		代理人
主权项
地址

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