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US 2021/0340833 A1Published application
Blowout preventer
AssigneeKinetic Pressure Control Ltd.
InventorsSteven Anthony Angstmann, Bobby James Gallagher
Life of this patent
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Abstract
A blowout preventer and method of operating a wellbore. The blowout preventer has a main body containing a wellbore, a passage transverse to the wellbore, a shearing device located in the passage; and a charge that, when activated, propels the shearing device along the passage and across the wellbore to close the wellbore and prevent a blowout.
Claims20
A blowout preventer comprising:
- a body containing a wellbore;
- a passage transverse to the wellbore;
- the passage extending along a first side of the wellbore and having a first end, and along a second side of the wellbore and having a second end;
- a shearing device located in the passage;
- a charge that, when activated, propels the shearing device along the passage and across the wellbore;
- and
- an arresting mechanism disposed in the passage, separated and spaced apart from the first end and the second end of the passage,
- wherein the arresting mechanism is configured to absorb energy from the shearing device.
5 more elements
A method of operating a blowout preventer having a body with a wellbore traversing therein, comprising:
- activating a charge linked to a passage transverse to the wellbore, the passage extending along a first side of the wellbore and having a first end, and along a second side of the wellbore and having a second end,
- wherein the activated charge propels a shearing device along the passage and across the wellbore;
- and
- absorbing energy from the propelled shearing device with an arresting mechanism disposed in the passage, the arresting mechanism being separated and spaced apart from the first end and the second end of the passage.
1 more element
Dependencies are inferred from the claim text.