Title:
CHAINED CLAMP PIPELINE REPAIR STRUCTURE AND METHOD OF USE
Document Type and Number:
WIPO Patent Application WO/2013/149268
Kind Code:
A3
Abstract:
Interlocking bend limiter sections are substantially mirror images of each other and are joined to form an interlocking bend limiter segment without use of fasteners by engaging each other's interlocking ends. An interlocking bend limiter comprises a plurality of interlocking bend limiter segment secured at an end by an end piece. In alternative, related embodiments a repair system comprises one or more machinable length sections which function as chain clamps to repair a subsea pipeline while the subsea pipeline is still in service and which can comprise interlocking sections similar to bend limiter sections or which are locked in more traditional manners such as by using bolts or other fasteners.
Inventors:
BENSON DAN THOMAS (US)
KROHN DAN (US)
VUONG NGHIA K (US)
KROHN DAN (US)
VUONG NGHIA K (US)
Application Number:
PCT/US2013/043438
Publication Date:
December 12, 2013
Filing Date:
May 30, 2013
Export Citation:
Assignee:
OCEANEERING INT INC (US)
BENSON DAN THOMAS (US)
KROHN DAN (US)
VUONG NGHIA K (US)
BENSON DAN THOMAS (US)
KROHN DAN (US)
VUONG NGHIA K (US)
International Classes:
E21B17/01
Domestic Patent References:
| WO2010136801A1 | 2010-12-02 |
Foreign References:
| US20110089679A1 | 2011-04-21 | |||
| GB2355293A | 2001-04-18 | |||
| ES2116822A1 | 1998-07-16 | |||
| US5797432A | 1998-08-25 |
Attorney, Agent or Firm:
MAZE, Gary R. (370 17th StSte 480, Denver Colorado, US)
Download PDF: