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发明名称
UNA VARILLA DE BOMBEO PARA SER UTILIZADA EN POZOS DE PETROLEO EN PRODUCCION Y UN PROCEDIMIENTO PARA CONSTRUIR DICHA VARILLA
摘要
申请公布号
AR230316(A1)
申请公布日期
1984.03.01
申请号
AR19810285007
申请日期
1981.04.20
申请人
FIBERFLEX PRODUCTS INC.
发明人
分类号
E21B17/00;(IPC1-7):E21B17/00
主分类号
E21B17/00
代理机构
代理人
主权项
地址
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