Pipe connection
AssigneeAquaterra Energy Limited
InventorsMartin WARD, Andrew Potts
Life of this patent
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AssigneeAquaterra Energy Limited
InventorsMartin WARD, Andrew Potts
Estimating the term…
A pipe joint formed between pin and box sections is disclosed. The pin and box sections each have a tubular pipe section, engaging at respective first ends in end-to-end arrangement and having a seal element partially therebetween. The box section includes a generally cylindrical box stress collar extending from the first end, and axially aligned with the tubular box pipe section. The inner diameter of the box pipe section is of the same size as the outer diameter of the pin section. The pin and the box sections are secured together by securing means housed in the box collar and actuable by exertion of radial pressure to urge the pin and box into sealing arrangement. The pin section includes a circumferential collar located to engage a profiled end surface of the box stress collar on make-up of the joint, the circumferential collar including a circumferential pin channel, the profiled end surface of the box section including a box channel, the circumferential pin channel housing the inner rim of the box and the box channel housing the pin edge rim.
A pipe joint formed between a pin section and a box section, the pipe joint comprising:
A pin section the pin section having a tubular pipe section and comprising a circumferential collar, located to engage an end surface of a box stress collar on makeup of the joint, the circumferential collar including a circumferential pin channel defined by a pin edge rim.
A box section, the box section including a box stress collar extending from the first end, the box collar being generally cylindrical, axially aligned with the tubular box pipe section and including a profiled end surface, the profiled end surface of the box section including a box channel defined by an inner rim and an outer rim.
Dependencies are inferred from the claim text.