Wedge thread connections having a clearance gap volume

Pipe joints or couplings – Particular interface – Tapered

Reexamination Certificate

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Details

C285S390000

Reexamination Certificate

active

07850211

ABSTRACT:
A wedge-threaded tubular connection includes a pin member and a box member, wherein each of the pin and box members include an engaged thread area, and a clearance gap volume formed between corresponding roots and crests of the pin and box members and arranged along an axial length of the engaged thread area according to a distribution profile. The clearance gap volume distribution profile is configured having a greater clearance gap volume proximate a central portion of the engaged thread area and progressively less clearance gap volume towards each of the distal ends of the engaged thread area.

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patent: 2006/0261595 (2006-11-01), Verger et al.

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