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发明名称
MONTAGEM DE CARCACA E PENEIRA DE POCO PRE-EMBALADA
摘要
申请公布号
BR8304699(A)
申请公布日期
1984.11.06
申请号
BR19830004699
申请日期
1983.08.30
申请人
UOP INC.
发明人
CHARLES WAYNE MCMICHAEL, JR.
分类号
E21B43/08;(IPC1-7):E21B37/08
主分类号
E21B43/08
代理机构
代理人
主权项
地址
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