Subsea news

Marine engineering and propulsion specialist Royston has completed the overhaul of diesel generators on board the semi-submersible mobile offshore drilling unit Stena Spey.

Longboat Energy, the emerging full-cycle North Sea E&P company, has announced that the Cambozola exploration well in licence PL1049 offshore Norway was dry and will now be plugged and abandoned.

Five wells will be drilled initially, and an export pipeline will connect the platform to Prelude, which is around 160 km to the south-west of Crux. Construction will start in 2022 and first gas is expected in 2027.

The company has announced the award of a major contract by Petrobras for the development of the Búzios 8 field located approximately 180 kilometres off the coast of Rio de Janeiro at 2000 m water depth in the pre-salt Santos basin.

The study, supported by the Net Zero Technology Centre in Aberdeen, will cover the initial phase of a staged process to determine how retrofitted wells can reduce the carbon footprint of an operating platform.

Equinor has now transferred its participating interests in four Russian joint ventures to Rosneft and is released from all future commitments and obligations.

Equinor and Halten East partners Vår Energi, Spirit Energy and Petoro have decided to invest about NOK 9 billion in the development of the area neighbouring to the Åsgard field in the Norwegian Sea.

The new organic and biodegradable lubricant is a safe and efficient alternative to flammable or hazardous solvents and corrosion inhibitors used in umbilicals.

Equinor’s Gullfaks asset team will analyse the resulting 4D seismic images to optimise recovery and value from the field.

Neptune Energy Norge AS, operator of production licence 153, has concluded the drilling of appraisal wells 35/9-16 S and 35/9-16 A on oil and gas discovery 35/9-3 (Hamlet).