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经营范围
发明名称
A FLOW CONTROL DEVICE FOR AN INJECTION PIPE STRING
摘要
申请公布号
EP1546506(B1)
申请公布日期
2009.01.14
申请号
EP20030792895
申请日期
2003.08.22
申请人
RESLINK AS
发明人
MOEN, TERJE;KVERNSTUEN, OLE, SV.
分类号
E21B43/12;E21B43/25
主分类号
E21B43/12
代理机构
代理人
主权项
地址
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VIDEO CONFERENCING SYSTEM AND METHOD
