Aker Solutions As

Anders Billington

Jan Herland

Neil Ryan

Edin Pita

Alexander Paul Lazell

Tatiana Gordeeva

Pavel Stefanov

A methane production assembly comprising a subsea well () extending from the seabed to a methane hydrate formation (). The assembly comprises a well casing () extending into the subsea well (), a subsea well control assembly (), a submersible pump () in fluid communication with the methane hydrate formation, and a methane-water separator () having a water outlet () and a methane outlet (). The submersible pump is arranged above the subsea well.

Subsea methane production assembly

An offshore methane hydrate production assembly (), having a tubing () extending into a subsea well () that extends down to a methane hydrate formation () below the seabed (). A submersible pump () is arranged in the tubing (). A methane conduit () extends down from a surface installation (). A well control package () landed on a wellhead () is positioned at the upper end of the subsea well (). Moreover, an emergency disconnection package () is arranged between the methane conduit () and the well control package (). The tubing () is suspended from the well control package (). Other aspects of the invention are also disclosed.

Subsea methane hydrate production

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Lommedalen, Norway

Anders Billington