There are different riser configurations: J-tubes on the inside of a platform leg and on the outside and inside a pull tube. The 6-12 in. OD risers are made of heavy-wall pipe with a nominal 12.7 mm ...

Norwegian operator Statoil has completed the installation of the first of four topsides at its Johan Sverdrup development in the Norwegian North Sea. The final module was lifted into place on ...

Statoil ASA said construction has begun at the Samsung Heavy Industries yard in South Korea on the riser platform for the Johan Sverdrup development in the North Sea. Statoil ASA said construction has ...

OSLO, April 9 (Reuters) - Norwegian oil and gas producer Statoil ASA said it had stopped a gas leak from a riser at the Visund field in the North Sea and was bringing back evacuated personnel back to ...