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US 2022/0018204 A1Published application
Shear ram with vertical shear control
AssigneeBaker Hughes Oilfield Operations LLC
InventorsElliot T. Yendell, Gregory J. Myers
Life of this patent
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Abstract
A blade includes a blade body extending a blade length and having a blade depth. The blade also includes a flat, arranged at a forward face, extending a flat length, less than the blade length. The blade further includes at least one slant, arranged at the forward face, the at least one slant being coupled to the flat and positioned at a slant angle, wherein the at least one slant includes a cutting edge.
Claims20
A blowout preventer (BOP) assembly, comprising:
- a body portion;
- a bore extending through the body portion;
- a ram block assembly, the ram block assembly comprising:
- an upper ram block being movable into the bore;
- a lower ram block being movable into the bore;
- and
- blades arranged on each of the upper ram block and the lower ram block, the blades including respective asymmetrical blade profiles extending from respective first ends of the blades to respective second ends of the blades, each having a flat, a first slant, and a second slant, the first slant being arranged between the flat and the second slant.
4 more elements
A blade, comprising:
- a blade body extending a blade length and having a blade depth, the blade being asymmetrical across the blade length;
- a flat, arranged at a forward face, extending a flat length, less than the blade length;
- and
- at least one slant, arranged at the forward face, the at least one slant being coupled to the flat and positioned at a slant angle, wherein the at least one slant includes a cutting edge.
1 more element
A ram block assembly, comprising:
- an upper ram block;
- a lower ram block;
- an asymmetrical upper blade extending an upper blade length, coupled to the upper ram block, the upper blade comprising:
- an upper flat, the upper flat arranged at a forward face of the upper blade;
- an upper vertical portion of the upper flat;
- and
- at least one upper slant, coupled to the upper vertical portion, the at least one upper slant arranged at an upper angle with respect to the upper vertical portion;
- an asymmetrical lower blade extending a lower blade length, coupled to the lower ram block, the lower blade comprising:
- a lower flat, the lower flat arranged at a forward face of the lower blade;
- a lower vertical portion of the lower flat;
- and
- at least one lower slant, coupled to the lower vertical portion, the at least one lower slant arranged at a lower angle with respect to the lower vertical portion.
9 more elements
Dependencies are inferred from the claim text.