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US 10,519,739 B2Granted
Ram for a blowout preventer and a blowout preventer provided with rams
AssigneeElectrical Subsea & Drilling AS
InventorsThor Arne Haverstad, Erik Norbom, J. Gilbert Nance, John L. Alsup, Bolie C. Williams
Life of this patent
Estimating the term…
Abstract
A ram for a blowout preventer, the ram having a top side and a bottom side, a front and a back; a first front seal face and a second front seal face provided on the front of the ram; a fluid communication channel extending through the ram from the front to the back thereof, the first front seal face being provided above and the second seal face below the fluid communication channel.
Claims19
A ram for a blowout preventer, the ram comprising:
- a top side;
- a bottom side;
- a front;
- a back;
- a fluid communication channel arranged to extend through the ram from the front to the back;
- a first front seal face arranged on the front of the ram above the fluid communication channel;
- and
- a second front seal face arranged on the front of the ram below the fluid communication channel,
- wherein,
- the first front seal face is completely separate from the second front seal face.
7 more elements
A ram for a blowout preventer, the ram comprising:
- a top side;
- a bottom side;
- a front;
- a back;
- a fluid communication channel arranged to extend through the ram from the front to the back;
- a first front seal face arranged on the front of the ram above the fluid communication channel;
- a second front seal face arranged on the front of the ram below the fluid communication channel;
- and
- a ram body comprising,
- a front end,
- a back end,
- a front groove arranged to extend across the front end, and
- a packer mounted in the front groove, the packer comprising a plurality of ports arranged between the first seal face and the second seal face,
- wherein,
- the first seal face and second seal face are arranged on the packer mounted in the front groove, and
- the fluid communication channel comprises,
- a packer passage which is arranged to extend through the packer from a port located between the first seal face and the second seal face to the ram body,
- a ram body passage which is arranged to extend through the ram body from the front groove to the back end of the ram body, and
- a plurality of packer passages each of which is arranged to extend through the packer from one of the plurality of ports to the ram body.
16 more elements
A ram for a blowout preventer, the ram comprising:
- a top side;
- a bottom side;
- a front;
- a back;
- a fluid communication channel arranged to extend through the ram from the front to the back;
- a first front seal face arranged on the front of the ram above the fluid communication channel;
- a second front seal face arranged on the front of the ram below the fluid communication channel;
- a ram body comprising,
- a front end,
- a back end,
- a front groove arranged to extend across the front end, and
- a packer mounted in the front groove;
- and
- a packer retaining pin arranged to extend from the front to the back of the ram, the packer retaining pin being configured to engage with the packer and the ram body so as to retain the packer in the front groove,
- wherein,
- the first seal face and second seal face are arranged on the packer mounted in the front groove.
13 more elements
Dependencies are inferred from the claim text.