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发明名称
AUTOMATISCHES BACKENVERRIEGELUNGSSYSTEM FÜR BLOWOUT-PREVENTER
摘要
申请公布号
AT405724(T)
申请公布日期
2008.09.15
申请号
AT20050708481T
申请日期
2005.03.07
申请人
VARCO I/P, INC.
发明人
LE, TRI
分类号
E21B33/06;F15B15/26
主分类号
E21B33/06
代理机构
代理人
主权项
地址
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