发明名称 |
DUAL-CYLINDER BLOWOUT PREVENTER OPERATOR SYSTEM |
摘要 |
A hydraulic blowout preventer operator comprises a first piston rod coupled to a closure member. The operator further comprises a first operator housing coupled to a bonnet and a head. The first piston rod extends through the bonnet into the first operator housing where is couples to a first piston disposed within the first operator housing. The operator further comprises a second piston rod coupled to the closure member. The second piston rod has a longitudinal axis that is parallel to a longitudinal axis of the first piston rod. The second piston rod extends through the bonnet into a second operator housing and is coupled to a second piston that is disposed within the second operator housing.
|
申请公布号 |
CA2660547(C) |
申请公布日期 |
2010.02.16 |
申请号 |
CA20072660547 |
申请日期 |
2007.08.15 |
申请人 |
CAMERON INTERNATIONAL CORPORATION |
发明人 |
WHITBY, MELVYN F.;MANGAN, JOHN T. |
分类号 |
E21B33/06;F16K17/00;F16K31/122 |
主分类号 |
E21B33/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|