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Diverless tie-in tool gets first test on deepwater line

Journal Article · · Oil and Gas Journal
OSTI ID:455508

A diverless, deepwater tie-in and repair tool has been developed and successfully tested on the Norwegian Sea`s Haltenpipe project. Den Norske stats oljeselskap AS (Statoil) and Hydratight Ltd., Wolverhampton, U.K., have disclosed details of the technique and installation. Statoil funded development by Hydra-tight of its Morgrip mechanical connector as a diverless pipeline tie-in and repair system for use in water too deep for existing technologies. The paper discusses welding restrictions underwater, metal-to-metal sealing, the Haltenpipe tie-in, and further development plans.

OSTI ID:
455508
Journal Information:
Oil and Gas Journal, Journal Name: Oil and Gas Journal Journal Issue: 12 Vol. 95; ISSN 0030-1388; ISSN OIGJAV
Country of Publication:
United States
Language:
English

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