Title:
THREADED PIPE CONNECTION WITH CYLINDRICAL METAL-TO-METAL, HIGH PRESSURE CONTAINMENT SEAL
Document Type and Number:
WIPO Patent Application WO2004042263
Kind Code:
A3
Abstract:
A threaded pipe connection (11) is shown which features a cylindrical metal-to-metal containment seal (13). In addition to the cylindrical sealing surfaces, the connection utilizes a separate ramp or ramp regions (59) that simulate a pin swaging or a box expansion which results in the ability of the cylindrical components (83), (89) of the seal (13) to assemble without interference or with only slight interference.
Inventors:
CHURCH KRIS L
Application Number:
PCT/US2003/026116
Publication Date:
September 16, 2004
Filing Date:
August 21, 2003
Export Citation:
Assignee:
TORQUELOCK CORP (US)
International Classes:
F16L15/04; F16L15/06; (IPC1-7): F16L35/00
Foreign References:
| US5066052A | 1991-11-19 | |||
| US5064224A | 1991-11-12 |
Other References:
See also references of EP 1556645A4
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