Bolsters for degradation picks
AssigneeSchlumberger Technology Corporation
InventorsRonald Crockett, Francis E. Leany, Dwain Norris, Braeden Brown
Life of this patent
Estimating the term…
Abstract
A bolster for a degradation pick includes a transverse cross section that is non-circular. Non-circular cross sections include square, triangular, hexagonal and other shapes. The bolster is made from a wear and/or erosion resistant material. The wear and/or erosion resistant material helps to protect the shank of the degradation pick. The bolster has a matching shape to the shape of the shank of the degradation pick.
Claims20
A bolster for a degradation pick, comprising:
- a bolster body, a transverse cross-sectional shape of the body being non-circular.
A bolster for a degradation pick, comprising:
- a bolster body, a transverse cross-section of the body being non-rotationally symmetric about a central axis.
A bolster for a degradation pick with a pick body having a pick body transverse cross-sectional shape with at least one pick body feature, comprising:
- a bolster body including a first end, the first end including a bolster transverse cross-sectional shape that includes at least one non-circular bolster feature, the first end configured to connect to the pick body at an interface, the at least one bolster feature being similar to the at least one pick body feature.
Dependencies are inferred from the claim text.