CPC E21B 41/0035 (2013.01) [E21B 17/18 (2013.01); E21B 43/14 (2013.01); E21B 17/046 (2013.01)] | 29 Claims |
1. A wellbore leg, comprising:
a tubular having a fluid passageway extending there through; and
an articulating structure located within the fluid passageway, the articulating structure including:
a first portion; and
a second portion, wherein the first portion and the second portion are coupled to one another and operable to rotate relative to one another, wherein the articulating structure includes a width (w), a thickness (t), and a height (h), each of the first portion and the second portion having openings, and further including a pin extending at least partially through the openings to provide an axis of rotation, wherein the articulating structure is a first articulating structure and further including a second articulating structure positioned adjacent the first articulating structure, wherein each of the first and second articulating structures includes a width (w), a thickness (t), and a height (h), and further wherein a spacing (s) between the first and second articulating structures is less than the width (w).
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