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发明名称
Anordning for pumping av et oljebrönnprodukt
摘要
申请公布号
NO312044(B1)
申请公布日期
2002.03.04
申请号
NO19970003141
申请日期
1997.07.07
申请人
ELF EXPLORATION PRODUCTION
发明人
IATO, MICHEL;VIARD, ALAIN
分类号
E21B43/12;E21B43/38;(IPC1-7):E21B43/00
主分类号
E21B43/12
代理机构
代理人
主权项
地址
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