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发明名称
Stigerör for store vanndyp
摘要
申请公布号
NO312043(B1)
申请公布日期
2002.03.04
申请号
NO19950004416
申请日期
1995.11.03
申请人
INSTITUT FRANCAIS DU PETROLE
发明人
SPARKS, CHARLES
分类号
E21B17/01;(IPC1-7):E21B17/01
主分类号
E21B17/01
代理机构
代理人
主权项
地址
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