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发明名称
Well completion lubricator valve
摘要
申请公布号
AU721848(B2)
申请公布日期
2000.07.13
申请号
AU19990017287
申请日期
1999.02.12
申请人
EXPRO NORTH SEA LIMITED
发明人
JEFFREY CHARLES EDWARDS
分类号
E21B34/10;E21B47/10;(IPC1-7):E21B34/10
主分类号
E21B34/10
代理机构
代理人
主权项
地址
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